Engine Controls And Fuel - 1.8L (L79)

• Specifications
  • Temperature Versus Resistance
  • Altitude Versus Barometric Pressure
  • Ignition System Specifications
• Schematic and Routing Diagrams
  • Engine Controls Schematics
• Component Locator
  • Engine Controls Component Views
  • Engine Control Module Connector End Views
  • Engine Controls Connector End Views
• Diagnostic Information and Procedures
  • Diagnostic Code Index
  • Diagnostic Starting Point - Engine Controls
  • Scan Tool Data List
  • Scan Tool Data Definitions
  • Scan Tool Output Controls (w/o Throttle Actuator Control)
  • DTC P0016 or P0340
    • Diagnostic Instructions
    • DTC Descriptors
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
      • P0016
      • P0340
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Diagnostic Aids
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Procedures
  • DTC P0107 or P0108
    • Diagnostic Instructions
    • DTC Descriptors
    • Diagnostic Fault Information
    • Typical Scan Tool Data
    • Circuit/System Description
    • Conditions for Running the DTC
      • P0107
      • P0108
    • Conditions for Setting the DTC
      • P0107
      • P0108
    • Action Taken When the DTC Sets
    • Conditions for Clearing the MIL/DTC
    • Diagnostic Aids
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
      • Special Tools Required
    • Circuit/System Verification
    • Circuit/System Testing
    • Component Testing
    • Repair Procedures
  • DTC P0112 or P0113
    • Diagnostic Instructions
    • DTC Descriptors
    • Diagnostic Fault Information
    • Typical Scan Tool Data
    • Circuit Description
    • Conditions for Running the DTC
      • P0112
      • P0113
    • Conditions for Setting the DTC
      • P0112
      • P0113
    • Action Taken When the DTC Sets
    • Conditions for Clearing the MIL/DTC
    • Diagnostic Aids
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Component Testing
    • Repair Procedures
  • DTC P0117 or P0118
    • Diagnostic Instructions
    • DTC Descriptors
    • Diagnostic Fault Information
    • Typical Scan Tool Data
    • Circuit Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
      • P0117
      • P0118
    • Action Taken When the DTC Sets
    • Conditions for Clearing the MIL/DTC
    • Diagnostic Aids
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Component Testing
    • Repair Procedures
  • DTC P0122 or P0123
    • Diagnostic Instructions
    • DTC Descriptors
    • Diagnostic Fault Information
    • Typical Scan Tool Data
    • Circuit/System Description
    • Conditions for Running
    • Conditions for Setting the DTC
      • P0122
      • P0123
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Component Testing
    • Repair Procedures
  • DTC P0131 or P0132
    • Diagnostic Instructions
    • DTC Descriptors
    • Diagnostic Fault Information
    • Typical Scan Tool Data
    • Circuit Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
      • P0131
      • P0132
    • Action Taken when the DTC Sets
    • Conditions for Clearing the MIL/DTC
    • Reference Information
      • Schematic Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Procedures
  • DTC P0133, P1133, or P1134
    • Diagnostic Instructions
    • DTC Descriptors
    • Diagnostic Fault Information
    • Circuit Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
      • P0133
      • P1133
      • P1134
    • Action Taken when the DTC Sets
    • Conditions for Clearing the MIL/DTC
    • Reference Information
      • Schematic Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Procedures
  • DTC P0134 or P0140
    • Diagnostic Instructions
    • DTC Descriptors
    • Diagnostic Fault Information
    • Typical Scan Tool Data
    • Circuit Description
    • Conditions for Running the DTC
      • P0134
      • P0140
    • Conditions for Setting the DTC
      • P0134
      • P0140
    • Action Taken when the DTC Sets
    • Conditions for Clearing the MIL/DTC
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Procedures
  • DTC P0135 or P0141
    • Diagnostic Instructions
    • DTC Descriptors
    • Diagnostic Fault Information
    • Circuit Description
    • Conditions for Running the DTC
      • P0135
      • P0141
    • Conditions for Setting the DTC
      • P0135
      • P0141
    • Action Taken When the DTC Sets
    • Conditions for Clearing the MIL/DTC
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Component Testing
    • Repair Procedures
  • DTC P0137 or P0138
    • Diagnostic Instructions
    • DTC Descriptors
    • Diagnostic Fault Information
    • Typical Scan Tool Data
    • Circuit Description
    • Conditions for Running the DTC
      • Notes
      • Closed Loop Mode - P0137 and P0138
      • Power Enrichment Mode - P0137
      • Decel Fuel Cut-Off (DFCO) Mode - P0138
    • Conditions for Setting the DTC
      • P0137
      • P0138
    • Action Taken when the DTC Sets
    • Conditions for Clearing the MIL/DTC
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Procedures
  • DTC P0171 or P0172
    • Diagnostic Instructions
    • DTC Descriptors
    • Circuit Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
      • P0171
      • P0172
    • Action Taken When the DTC Sets
    • Conditions for Clearing the MIL/DTC
    • Diagnostic Aids
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Procedures
  • DTC P0201, P0202, P0203, or P0204
    • Diagnostic Instructions
    • DTC Descriptors
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
      • Special Tools Required
    • Circuit/System Verification
    • Circuit/System Testing
    • Component Testing
    • Repair Procedures
  • DTC P0300-P0304
    • Diagnostic Instructions
    • DTC Descriptors
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Diagnostic Aids
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
      • Special Tools Required
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Procedures
    • Repair Verification
  • DTC P0315
    • Diagnostic Instructions
    • DTC Descriptor
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
    • Circuit/System Testing
    • Repair Procedures
  • DTC P0317
    • Diagnostic Instructions
    • DTC Descriptor
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the MIL/DTC
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Component Testing
    • Repair Procedures
  • DTC P0324
    • Diagnostic Instructions
    • DTC Descriptor
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
      • Description and Operation:
      • DTC Type Reference
    • Circuit/System Testing
    • Repair Procedures
  • DTC P0325 (European Emissions)
    • Diagnostic Instructions
    • DTC Descriptor
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Diagnostic Aids
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Procedures
  • DTC P0325 (Non-European Emissions)
    • Diagnostic Instructions
    • DTC Descriptor
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
    • Circuit/System Testing
    • Repair Procedures
  • DTC P0327
    • Diagnostic Instructions
    • DTC Descriptor
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Diagnostic Aids
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Procedures
  • DTC P0335 or P0336
    • Diagnostic Instructions
    • DTC Descriptors
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
      • P0335
      • P0336
    • Conditions for Setting the DTC
      • P0335
      • P0336
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Diagnostic Aids
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Component Testing
    • Repair Procedures
  • DTC P0337
    • Diagnostic Instructions
    • DTC Descriptors
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Diagnostic Aids
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Component Testing
    • Repair Procedures
  • DTC P0341 or P0342
    • Diagnostic Instructions
    • DTC Descriptors
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
      • P0341
      • P0342
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Diagnostic Aids
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Procedures
  • DTC P0351 or P0352
    • Diagnostic Instructions
    • DTC Descriptors
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Procedures
  • DTC P0400, P0401, P0402, or P1402
    • Diagnostic Instructions
    • DTC Descriptors
    • Circuit Description
    • Conditions for Running the DTC
      • P0401
      • P0402
    • Conditions for Setting the DTC
      • P0401
      • P0402
    • Action Taken When the DTC Sets
    • Conditions for Clearing the MIL/DTC
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Procedures
  • DTC P0404, P0405, P0406, P042E or P1404
    • Diagnostic Instructions
    • DTC Descriptors
    • Diagnostic Fault Information
    • Typical Scan Tool Data
    • Circuit Description
    • Conditions for Running the DTC
      • P0404, P042E, and P1404
      • P0405 and P0406
    • Conditions for Setting the DTC
      • P0404
      • P0405
      • P0406
      • P042E and P1404
    • Action Taken When the DTC Sets
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Component Testing
    • Repair Procedures
  • DTC P0420
    • Diagnostic Instructions
    • DTC Descriptor
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Diagnostic Aids
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Testing
    • Repair Procedures
  • DTC P0443
    • Diagnostic Instructions
    • DTC Descriptor
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Component Testing
    • Repair Procedures
  • DTC P0502
    • Diagnostic Instructions
    • DTC Descriptor
    • Circuit/System Description
    • Conditions for Running the DTC
      • Notes
      • Power Test
      • Deceleration Test
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Diagnostic Aids
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Procedures
  • DTC P0506 or P0507
    • Diagnostic Instructions
    • DTC Descriptors
    • Circuit/System Description
    • IAC Valve Reset
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
      • P0506
      • P0507
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
      • Special Tools Required
    • Circuit/System Verification
    • Circuit/System Testing
    • Component Testing
    • Repair Procedures
  • DTC P0600-P0607, P1607, P1650, P1655, or P2610
    • Diagnostic Instructions
    • DTC Descriptors
    • Circuit/System Description
    • Conditions for Running the DTC
      • P0601, P0602 and P1607
      • P0606, P1650 and P1655
      • P0607 and P2610
    • Conditions for Setting the DTC
      • P0601
      • P0602
      • P0606
      • P0607
      • P1607, P1650, and P1655
      • P2610
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
      • DTC Type Reference
    • Circuit/System Testing
    • Repair Procedures
  • DTC P0660
    • Diagnostic Instructions
    • DTC Descriptor
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Description and Operation
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Procedures
  • DTC P0700
    • Diagnostic Instructions
    • DTC Descriptor
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Circuit/System Verification
  • DTC P1106 or P1107
    • Diagnostic Instructions
    • DTC Descriptors
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
      • P1106
      • P1107
    • Conditions for Setting the DTC
      • P1106
      • P1107
    • Action Taken When the DTC Sets
    • Conditions for Clearing the MIL/DTC
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Procedures
  • DTC P1111 or P1112
    • Diagnostic Instructions
    • DTC Descriptors
    • Diagnostic Fault Information
    • Typical Scan Tool Data
    • Circuit Description
      • Notes
      • P1111
      • P1112
    • Conditions for Setting the DTC
      • P1111
      • P1112
    • Action Taken When the DTC Sets
    • Conditions for Clearing the MIL/DTC
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Component Testing
    • Repair Procedures
  • DTC P1114 or P1115
    • Diagnostic Instructions
    • DTC Descriptors
    • Diagnostic Fault Information
    • Typical Scan Tool Data
    • Circuit Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
      • P1114
      • P1115
    • Action Taken When the DTC Sets
    • Conditions for Clearing the MIL/DTC
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Component Testing
    • Repair Procedures
  • DTC P1121 or P1122
    • Diagnostic Instructions
    • DTC Descriptors
    • Diagnostic Fault Information
    • Typical Scan Tool Data
    • Circuit/System Description
    • Conditions for Running
    • Conditions for Setting the DTC
      • P1121
      • P1122
    • Action Taken When the DTC Sets
    • Conditions for Clearing the MIL/DTC
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Component Testing
    • Repair Procedures
  • DTC P1166
    • Diagnostic Instructions
    • DTC Descriptor
    • Diagnostic Fault Information
    • Typical Scan Tool Data
    • Circuit Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken when the DTC Sets
    • Conditions for Clearing the MIL/DTC
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Procedures
  • DTC P1167
    • Diagnostic Instructions
    • DTC Descriptor
    • Typical Scan Tool Data
    • Circuit Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken when the DTC Sets
    • Conditions for Clearing the MIL/DTC
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Procedures
  • DTC P1336
    • Diagnostic Instructions
    • DTC Descriptor
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
      • Scan Tool Reference
    • Circuit/System Testing
    • Repair Procedures
  • DTC P1391, P1392, or P1393
    • Diagnostic Instructions
    • DTC Descriptors
    • Diagnostic Fault Information
    • Typical Scan Tool Data
    • Circuit/System Description
    • Conditions for Running the DTC
      • P1391
      • P1392 and P1393
    • Conditions for Setting the DTC
      • P1391
      • P1392
      • P1393
    • Action Taken When the DTC Sets
    • Conditions for Clearing the MIL/DTC
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Procedures
  • DTC P1396 or P1397
    • Diagnostic Instructions
    • DTC Descriptors
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
      • P1396
      • P1397
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Component Testing
    • Repair Procedures
  • DTC P1601
    • Diagnostic Instructions
    • DTC Descriptor
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Procedures
  • DTC P2297
    • Diagnostic Instructions
    • DTC Descriptor
    • Diagnostic Fault Information
    • Typical Scan Tool Data
    • Circuit Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken when the DTC Sets
    • Conditions for Clearing the MIL/DTC
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • DTC Type Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Procedures
  • Symptoms - Engine Controls
    • Diagnostic Instructions
    • Symptoms Description
    • Symptoms Definition
    • Symptoms Verification
    • Symptoms Testing
    • Additional Symptoms Tests
  • Malfunction Indicator Lamp (MIL) Inoperative
    • Diagnostic Instructions
    • Circuit/System Description
    • MIL Operation
    • MIL Function
    • MIL Illumination
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Procedures
  • Malfunction Indicator Lamp (MIL) Always On
    • Diagnostic Instructions
    • Circuit/System Description
    • MIL Operation
    • MIL Function
    • MIL Illumination
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • Scan Tool Reference
    • Circuit/System Testing
    • Repair Procedures
  • Engine Cranks but Does Not Run
    • Diagnostic Instructions
    • Circuit/System Description
    • Diagnostic Aids
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • Scan Tool Reference
      • Special Tools Required
    • Circuit/System Verification
    • Repair Procedures
  • Fuel System Diagnosis
    • Diagnostic Instructions
    • Circuit/System Description
    • Reference Information
      • Description and Operation:
      • Electrical Information Reference
      • Scan Tool Reference
      • Special Tools Required
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Procedures
  • Fuel Pump Electrical Circuit Diagnosis
    • Diagnostic Instructions
    • Diagnostic Fault Information
    • Circuit/System Description
    • Diagnostic Aids
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Description and Operation:
      • Electrical Information Reference
      • Scan Tool Reference
      • Special Tools Required
    • Circuit/System Verification
    • Circuit/System Testing
    • Component Testing
    • Repair Procedures
  • Fuel Injector Balance Test with Special Tool
    • Diagnostic Instructions
    • Diagnostic Fault Information
    • Circuit/System Description
    • Diagnostic Aids
    • Reference Information
      • Connector End View Reference
      • Description and Operation:
      • Scan Tool Reference
      • Special Tools Required
    • Component Testing
    • Repair Procedures
  • Fuel Injector Solenoid Coil Test
    • Diagnostic Instructions
    • Circuit/System Description
    • Diagnostic Aids
    • Reference Information
      • Description and Operation:
      • Electrical Information Reference
    • Component Testing
    • Repair Procedures
  • Fuel Tank Leak Test
    • Diagnostic Instructions
  • Alcohol/Contaminants-in-Fuel Diagnosis
    • Diagnostic Instructions
    • Test Description
    • Reference Information
    • System Verification
    • System Testing
      • Alcohol in Fuel Testing with Special Tool
      • Alcohol in Fuel Testing without Special Tool
    • Particulate Contaminants in Fuel Testing Procedure
  • Idle Air Control (IAC) System Diagnosis
    • Diagnostic Instructions
    • Circuit/System Description
    • IAC Valve Reset
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • Scan Tool Reference
    • Circuit/System Verification
    • Circuit/System Testing
    • Component Testing
    • Repair Procedures
  • Intake Manifold Tuning Valve Diagnosis
    • Diagnostic Instructions
    • Circuit/System Description
    • Reference Information
      • Description and Operation:
      • Special Tools Required
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Procedures
  • Electronic Ignition (EI) System Diagnosis
    • Diagnostic Instructions
    • Circuit/System Description
    • Reference Information
      • Schematic Reference
      • Connector End View Reference
      • Electrical Information Reference
      • Scan Tool Reference
    • Circuit/System Testing
    • Repair Procedures
  • Crankcase Ventilation System Inspection/Diagnosis
    • Inspection Procedure
• Repair Instructions
  • Engine Control Module Replacement
    • Removal Procedure
    • Installation Procedure
  • Crankshaft Position System Variation Learn
  • Idle Learn
    • Notes
    • Procedure 1
    • Procedure 2 - Automatic Transmission
    • Procedure 2 - Manual Transmission
  • Engine Coolant Temperature Sensor Replacement
    • Removal Procedure
    • Installation Procedure
  • Intake Air Temperature Sensor Replacement
    • Removal Procedure
    • Installation Procedure
  • Manifold Absolute Pressure Sensor Replacement
    • Removal Procedure
    • Installation Procedure
  • Heated Oxygen Sensor 1 Replacement
    • Removal Procedure
    • Installation Procedure
  • Heated Oxygen Sensor 2 Replacement
    • Removal Procedure
    • Installation Procedure
  • Throttle Position Sensor Replacement
    • Removal Procedure
    • Installation Procedure
  • Idle Air Control Valve Replacement
    • Removal Procedure
    • Installation Procedure
  • Throttle Body Assembly Replacement
    • Removal Procedure
    • Installation Procedure
  • Throttle Body Service
  • Fuel Pressure Relief
  • Fuel Pressure Gage Installation and Removal
    • Tools Required
    • Installation Procedure
    • Removal Procedure
  • Fuel Filter Replacement
    • Removal Procedure
    • Installation Procedure
  • Fuel Tank Draining
  • Fuel Tank Replacement
    • Removal Procedure
    • Installation Procedure
  • Fuel Sender Assembly Replacement
    • Tools Required
    • Removal Procedure
    • Installation Procedure
  • Fuel System Cleaning
  • Fuel Pump Replacement
    • Removal Procedure
    • Installation Procedure
  • Fuel Rail Assembly Replacement
    • Removal Procedure
    • Installation Procedure
  • Fuel Injector Replacement
    • Removal Procedure
    • Installation Procedure
  • Evaporative Emission Canister Purge Solenoid Valve Replacement
    • Removal Procedure
    • Installation Procedure
  • Evaporative Emission Canister Replacement
    • Removal Procedure
    • Installation Procedure
  • Ignition Coil Replacement
    • Removal Procedure
    • Installation Procedure
  • Knock Sensor Replacement
    • Removal Procedure
    • Installation Procedure
  • Spark Plug Wire Inspection
  • Spark Plug Wire Replacement
    • Removal Procedure
    • Installation Procedure
  • Spark Plug Inspection
  • Spark Plug Replacement
    • Removal Procedure
    • Installation Procedure
  • Crankshaft Position Sensor Replacement
    • Removal Procedure
    • Installation Procedure
  • Camshaft Position Sensor Replacement
    • Removal Procedure
    • Installation Procedure
  • Rough Road Sensor Replacement
    • Removal Procedure
    • Installation Procedure
  • Exhaust Gas Recirculation Valve Replacement (European and North American Emissions)
    • Removal Procedure
    • Installation Procedure
  • Exhaust Gas Recirculation Valve Replacement (Non European Emissions)
    • Removal Procedure
    • Installation Procedure
  • Intake Manifold Tuning Valve Actuator Solenoid Replacement
    • Removal Procedure
    • Installation Procedure
  • Intake Manifold Tuning Valve Actuator Replacement
    • Removal Procedure
    • Installation Procedure
  • Intake Manifold Tuning Valve Vacuum Reservoir Replacement
    • Removal Procedure
    • Installation Procedure
  • Air Cleaner Assembly Replacement
    • Removal Procedure
    • Installation Procedure
• Description and Operation
  • Engine Control Module Description
    • Notes
    • ECM Function
    • EEPROM
    • ECM Default Actions
    • ECM Output Controls
    • Data Link Connector (DLC)
    • Malfunction Indicator Lamp (MIL)
    • ECM Service Precautions
  • Fuel System Description
    • Fuel System Overview
    • Fuel Filler Cap (Typical)
    • Fuel Level Sensor
    • Fuel Pump
    • Fuel Sender Strainer
    • Fuel Filter
    • Fuel Pressure Regulator
    • On-Board Refueling Vapor Recovery (ORVR) System (If Equipped)
    • Fuel Injectors
    • Modes of Operation
  • Evaporative Emission Control System Description
    • Notes
    • Evaporative Emission Canister
  • Electronic Ignition (EI) System Description
    • Notes
    • Crankshaft Position (CKP) Sensor
    • Crankshaft Reluctor Wheel
    • Camshaft Position (CMP) Sensor
    • Camshaft Reluctor Wheel
    • Ignition Coils (IC)
    • Engine Control Module (ECM)
    • Modes of Operation
    • Noteworthy Ignition Information
  • Knock Sensor (KS) System Description
    • Purpose
    • Sensor Description
  • Exhaust Gas Recirculation (EGR) System Description
    • Notes
    • EGR Valve Circuits
    • EGR Diagnostics
  • Crankcase Ventilation System Description
    • Notes
    • Operation
    • Results Of Incorrect Operation
  • Air Intake System Description
• Special Tools and Equipment
  • Special Tools