Engine Controls - Tests W/Codes - 2.7L

• Introduction
  • Notes
  • System Diagnostics
    • Notes
    • On-Board Diagnostics
    • Monitored Circuits
    • Non-Monitored Circuits
• Self-Diagnostic System
  • Service Precautions
  • Diagnostic Procedure
  • Visual Inspection
  • Powertrain Control Module (Pcm) Location
  • Retrieving Diagnostic Trouble Codes
    • Using Scan Tool
  • Clearing Diagnostic Trouble Codes
• Inactive Trouble Code Condition
• Fuel System Pressure Release
• Connector Identification
• Self-Diagnostic Tests
  • Notes
  • DTC Test - Checking System For Diagnostic Trouble Codes
  • Test TC-1A - No Cam Signal At Pcm
  • Test TC-1B - No Cam Signal At Pcm
  • Test TC-1C - No Cam Signal At Pcm
  • Test TC-5A - Charging System Voltage Too Low
  • Test TC-5B - Charging System Voltage Too Low
  • Test TC-6A - Charging System Voltage Too High
  • Test TC-6B - Charging System Voltage Too High
  • Test TC-10A - Auto Shutdown Relay Control Circuit
  • Test TC-11A - Generator Field Not Switching Properly
  • Test TC-15A - Speed Control Solenoid Circuits
  • Test TC-15B - Speed Control Solenoid Circuits
  • Test TC-16A - A/C Clutch Relay Circuit
  • Test TC-17A - EGR Solenoid Circuit
  • Test TC-18A - EVAP Purge Solenoid Circuit
  • Test TC-19A - Injector No. 3 Control Circuit
  • Test TC-20A - Injector No. 2 Control Circuit
  • Test TC-21A - Injector Control Circuit
  • Test TC-21B - Injector No. 1 Control Circuit
  • Test TC-25A - Idle Air Control Motor Circuits
  • Test TC-25B - Idle Air Control Motor Circuits
  • Test TC-25C - Idle Air Control Motor Circuits
  • Test TC-25D - Idle Air Control Motor Circuits
  • Test TC-25E - Idle Air Control Motor Circuits
  • Test TC-26A - Throttle Position Sensor Voltage Low
  • Test TC-27A - Throttle Position Sensor Voltage High
  • Test TC-30A - ECT Temperature Sensor Voltage Too Low
  • Test TC-31A - ECT Sensor Voltage Too High
  • Test TC-32A - O2 Sensor 1/1 Stays At Center
  • Test TC-35A - No Vehicle Speed Sensor Signal
  • Test TC-36A - Map Sensor Voltage Too Low
  • Test TC-37A - Map Sensor Voltage Too High
  • Test TC-39A - No Change In Map Sensor From Start To Run
  • Test TC-40A - No Crank Reference Signal At Pcm
  • Test TC-40B - No Crank Reference Signal At Pcm
  • Test TC-40C - No Crank Reference Signal At Pcm
  • Test TC-41A - Ignition Coil No. 3 Primary Circuit
  • Test TC-42A - Ignition Coil No. 2 Primary Circuit
  • Test TC-43A - Ignition Coil No. 1 Primary Circuit
  • Test TC-44A - No ASD Relay Output Voltage At Pcm
  • Test TC-46A - EGR System Failure
  • Test TC-48A - Pcm Failure EEPROM Write Denied & Pcm Failure Sri Mile Not Stored
  • Test TC-57A - Intake Air Temperature Sensor Voltage Low
  • Test TC-58A - Intake Air Temperature Sensor Voltage High
  • Test TC-59A - Knock Sensor Circuit
  • Test TC-60A - Barometric Pressure Out Of Range
  • Test TC-61A - Injector No. 4 Control Circuit
  • Test TC-62A - O2 Sensor 1/1 Shorted To Voltage
  • Test TC-65A - O2S 2/1 Stays At Center
  • Test TC-66A - O2 Sensor 2/1 Shorted To Voltage
  • Test TC-69A - Injector No. 5 Control Circuit
  • Test TC-70A - Injector No. 6 Control Circuit
  • Test TC-76A - Ignition Coil No. 4 Primary Circuit
  • Test TC-77A - Ignition Coil No. 5 Primary Circuit
  • Test TC-82A - Speed Control Power Relay Circuit, Or 12V Driver Circuit
  • Test TC-82B - Speed Control Power Relay Circuit, Or S/C 12V Driver Circuit
  • Test TC-87A - Speed Control Switch Always Low
  • Test TC-87B - Speed Control Switch Always Low
  • Test TC-90A - A/C Pressure Sensor Volts Too High
  • Test TC-91A - A/C Pressure Sensor Volts Too Low
  • Test TC-92A - Low Speed Fan Control Relay Circuit
  • Test TC-93A - High Speed Fan Control Relay Circuit
  • Test TC-101A - Fuel Pump Relay Control Circuit
  • Test TC-102A - O2 Sensor 1/1 Slow Response
  • Test TC-103A - O2S 1/1 Heater Failure
  • Test TC-105A - O2S 1/2 Heater Failure
  • Test TC-106A - Multiple Cylinder Misfire
  • Test TC-107A - Cylinder No. 1-6 Misfire
  • Test TC-112A - Catalyst 1/1 Efficiency Failure
  • Test TC-113A - EVAP Purge Flow Monitor Failure
  • Test TC-113B - EVAP Purge Flow Monitor Failure
  • Test TC-113C - EVAP Purge Flow Monitor Failure
  • Test TC-114A - Park/Neutral Switch Stuck In Park Or In Gear
  • Test TC-115A - Power Steering Switch Failure
  • Test TC-118A - 1/1 Fuel System Rich
  • Test TC-118B - 1/1 Fuel System Rich
  • Test TC-119A - 1/1 Fuel System Lean
  • Test TC-119B - 1/1 Fuel System Lean
  • Test TC-120A - 2/1 Bank Fuel System Rich
  • Test TC-120B - 2/1 Fuel System Rich
  • Test TC-121A - 2/1 Fuel System Lean
  • Test TC-121B - 2/1 Fuel System Lean
  • Test TC-122A - O2 Sensor 2/1 Slow Response
  • Test TC-124A - O2 Sensor 2/1 Heater Failure
  • Test TC-125A - O2 Sensor 2/2 Heater Failure
  • Test TC-126A - O2 Sensor 1/2 Shorted To Voltage
  • Test TC-127A - O2 Sensor 2/2 Shorted To Voltage
  • Test TC-128A - Closed Loop Temp Not Reached
  • Test TC-129A - O2 Sensor 1/2 Stays At Center
  • Test TC-130A - O2S 2/2 Stays At Center
  • Test TC-132A - TPS Voltage Does Not Agree With Map
  • Test TC-138A - Target Idle Not Reached
  • Test TC-138B - Target Idle Not Reached
  • Test TC-145A - Vacuum Leak Found (IAC Fully Seated)
  • Test TC-146A - 5-Volt Supply Output Too Low
  • Test TC-146B - 5-Volt Supply Output Too Low
  • Test TC-149A - Fuel Level Sending Unit Volts Too Low
  • Test TC-149B - Fuel Level Sending Unit Volts Too Low
  • Test TC-150A - Fuel Level Sending Unit Volts Too High
  • Test TC-151A - Fuel Level Unit No Change Over Miles
  • Test TC-152A - Brake Switch Sense Circuit
  • Test TC-153A - Ambient/Battery Temp Sensor Voltage Too Low
  • Test TC-153B - Ambient Temp Sensor Voltage Too Low
  • Test TC-154A - Ambient/Battery Temp Sensor Voltage Too High
  • Test TC-154B - Ambient Temp Sensor Voltage Too High
  • Test TC-155A - O2S 1/1 Voltage Shorted To Ground
  • Test TC-156A - O2S 1/2 Voltage Shorted To Ground
  • Test TC-157A - Intermittent Loss Of CMP Or CKP
  • Test TC-160A - EVAP Leak Monitor Small Leak Detected
  • Test TC-160B - EVAP Leak Monitor Small Leak Detected
  • Test TC-161A - EVAP Leak Monitor Large Leak Detected
  • Test TC-161B - EVAP Leak Monitor Large Leak Detected
  • Test TC-180A - Catalyst 2/1 Efficiency Failure
  • Test TC-181A - O2S 2/1 Shorted To Ground
  • Test TC-182A - O2S 2/2 Shorted To Ground
  • Test TC-183A - Leak Detection Pump Solenoid Circuit
  • Test TC-184A - Leak Detection Pump Switch Or Mechanical Fault
  • Test TC-186A - Misfire Adaptive Numerator At Limit
  • Test TC-187A - EVAP Leak Monitor Pinched Hose
  • Test TC-192A - Slow O2S 1/1 During Catalyst Monitor
  • Test TC-193A - Slow O2S 2/1 During Catalyst Monitor
  • Test TC-212A - EGR Position Sensor Voltage Too Low
  • Test TC-213A - EGR Position Sensor Voltage Too High
  • Test TC-215A - EGR Position Sensor Rationality Failure
  • Test TC-216A - Ignition Coil No. 6 Primary Circuit
  • Test TC-217A - Short Runner Valve Circuit
  • Test NTC-1A - No Trouble Code Test Menu
    • No Trouble Code Complete Test
    • No Trouble Code Quick Individual Test
    • No Trouble Code Quick Symptom Test
  • Test NTC-3A - Checking Pcm Power & Grounds
  • Test NTC-4A - Checking Engine Vacuum
  • Test NTC-5A - Checking Fuel Delivery
  • Test NTC-5B - Checking Fuel Delivery
  • Test NTC-6A - Checking Coolant Sensor Calibration
  • Test NTC-7A - Checking Throttle Position Sensor
  • Test NTC-8A - Checking Map Sensor
  • Test NTC-9A - Checking Minimum Idle Airflow
  • Test NTC-10A - Checking Oxygen Sensor Switching
  • Test NTC-10B - Checking Oxygen Sensor Switching
  • Test NTC-11A - Checking Oxygen Sensor Heater
  • Test NTC-12A - Checking Idle Air Control Motor
  • Test NTC-13A - Checking Engine Mechanical Systems
  • Test NTC-17A - Checking Evaporative Emissions Systems
  • Test NTC-18A - Checking EGR System
  • Test NTC-19A - Checking Intake Air Temperature Sensor
  • Test NTC-20A - Checking Park/Neutral Position Switch
  • Test NTC-21A - Checking Oil Pressure Sending Unit
  • Test NTC-21B - Checking Oil Pressure Sending Unit
  • Test NTC-26A - Checking A/C System
  • Test NTC-27A - Checking Radiator Fans
  • Test NTC-27B - Checking Radiator Fans
• No Start Tests
  • Test NS-SEL - No Start Selection Menu
    • Notes
    • ABS & Air Bag Systems
    • SKIM Theft Alarm System
  • Test NS-1A - Qualifying A No Start Condition
  • Test NS-1B - Qualifying A No Start Condition
  • Test NS-2A - Checking Fuel System
  • Test NS-3A - Checking Engine Mechanical Systems
  • Test NS-4A - Repairing Low Fuel Pressure
  • Test NS-5A - Checking Fuel Pump
  • Test NS-6A - Repairing No Response Condition
  • Test NS-6B - Repairing No Response Condition
  • Test NS-7A - Checking Idle Air Control Motor Operation
  • Test NS-8A - Repairing A Start & Stall Condition
  • Test NS-9A - Repairing A No Crank Condition
• Verification Tests
  • Test VER-1A - No Start Verification
    • Notes
    • ABS & Air Bag Systems
    • SKIM Theft Alarm System
  • Test VER-2A - Road Test Verification
    • Notes
    • ABS & Air Bag Systems
    • SKIM Theft Alarm System
    • No Trouble Code Repair Procedure
    • Trouble Code Repair Procedure
  • Test VER-3A - Charging Verification
    • Notes
    • ABS & Air Bag Systems
    • SKIM Theft Alarm System
  • Test VER-4A - Speed Control Verification
    • Notes
    • ABS & Air Bag Systems
    • SKIM Theft Alarm System
  • Test VER-5A - Road Test For OBD-II Trouble Codes
    • Notes
    • ABS & Air Bag Systems
    • SKIM Theft Alarm System
  • Test VER-6A - EVAP Leak Detection System
    • Notes
    • ABS & Air Bag Systems
    • SKIM Theft Alarm System