Engine Controls - Tests W/Codes - 3.8L

• Introduction
  • Notes
  • System Diagnostics
    • Notes
    • Hard Failures
    • Intermittent Failures
• Self-Diagnostic System
  • Service Precautions
  • Visual Inspection
  • Diagnostic Procedure
  • Entering On-Board Diagnostics
    • Notes
    • Malfunction Indicator Light (MIL) Mode
    • Scan Tool Diagnostic Mode
  • Clearing Trouble Codes
• Inactive DTC Condition
• Fuel Pressure Release
• Trouble Codes/Messages
  • Notes
  • Code 11
  • Code 12
  • Code 13
  • Code 14
  • Code 15
  • Code 17
  • Code 21
  • Code 22
  • Code 24
  • Code 25
  • Code 27
  • Code 31
  • Code 32
  • Code 33
  • Code 34
  • Code 35
  • Code 37
  • Code 41
  • Code 42
  • Code 43
  • Code 44
  • Code 46
  • Code 47
  • Code 51
  • Code 52
  • Code 53
  • Code 54
  • Code 55
  • Code 62
  • Code 63
• Connector Identification
• Self-Diagnostic Tests
  • Notes
  • Test TC-1A - Checking For DTCS
  • Test TC-2A - No Crank Reference Signal At Pcm (DTC 11)
  • Test TC-2B - No Crank Reference Signal At Pcm
  • Test TC-3A - No Cam Sync Signal At Pcm (DTC 54)
  • Test TC-4A - No Change In Map From Start To Run (DTC 13)
  • Test TC-5A - Map Sensor Voltage Too Low (DTC 14)
  • Test TC-6A - Map Sensor Voltage Too High (DTC 14)
  • Test TC-7A - No Vehicle Speed Sensor Signal (DTC 15)
  • Test TC-8A - 02S Shorted To Voltage (DTC 21)
  • Test TC-9A - 02S Stays At Center (DTC 21)
  • Test TC-10A - 02S Stays Above Center (Rich) (DTC 52)
  • Test TC-11A - O2S Stays Below Center (Lean) (DTC 51)
  • Test TC-12A - ECT Sensor Voltage Too High (DTC 22)
  • Test TC-13A - ECT Sensor Voltage Too Low (DTC 22)
  • Test TC-14A - Throttle Position Sensor Voltage High (DTC 24)
  • Test TC-15A - Throttle Position Sensor Voltage Low (DTC 24)
  • Test TC-16A - Idle Air Control Motor Circuits (DTC 25)
  • Test TC-16B - Idle Air Control Motor Circuits
  • Test TC-16C - Idle Air Control Motor Circuits
  • Test TC-16D - Idle Air Control Motor Circuits
  • Test TC-16E - Idle Air Control Motor Circuits
  • Test TC-17A - Injector Control Circuits (DTC 27)
  • Test TC-17B - Injector #1 Control Circuit
  • Test TC-17C - Injector #1 Control Circuit
  • Test TC-18A - Injector #2 Control Circuit (DTC 27)
  • Test TC-18B - Injector #2 Control Circuit
  • Test TC-19A - Injector #3 Control Circuit (DTC 27)
  • Test TC-19B - Injector #3 Control Circuit
  • Test TC-20A - Injector #4 Control Circuit (DTC 27)
  • Test TC-20B - Injector #4 Control Circuit
  • Test TC-21A - Injector #5 Control Circuit (DTC 27)
  • Test TC-21B - Injector #5 Control Circuit
  • Test TC-22A - Injector #6 Control Circuit (DTC 27)
  • Test TC-22B - Injector #6 Control Circuit
  • Test TC-23A - EVAP Purge Solenoid Circuit (DTC 31)
  • Test TC-24A - EGR Solenoid Circuit (DTC 32)
  • Test TC-25A - EGR System Failure (DTC 32)
  • Test TC-26A - A/C Clutch Relay Circuit (DTC 33)
  • Test TC-28A - Low Speed Fan Control Relay Circuit (DTC 35)
  • Test TC-29A - High Speed Fan Control Relay Circuit (DTC 35)
  • Test TC-30A - Auto Shutdown Relay Control Circuit (DTC 42)
  • Test TC-31A - No ASD Relay Voltage Output At Pcm (DTC 42)
  • Test TC-32A - Ignition Coil Primary Circuit (DTC 43)
  • Test TC-32B - Ignition Coil #1 Primary Circuit
  • Test TC-33A - Ignition Coil #2 Primary Circuit (DTC 43)
  • Test TC-34A - Ignition Coil #3 Primary Circuit (DTC 43)
  • Test TC-35A - Pcm Failure Sri Mile Not Stored Or Pcm Failure EEPROM Write Denied (DTC 62 & 63)
  • Test NTC-1A - No DTC Test Menu
    • No DTC Complete Test
    • No DTC Test Menu
    • No DTC Quick Symptom Test
  • Test NTC-2A - Checking Secondary Ignition & Timing
  • Test NTC-3A - Checking Fuel Pressure
  • Test NTC-3B - Checking Fuel Pressure
  • Test NTC-4A - CHKING Coolant Sens Calibration & Rad Fan OPER
  • Test NTC-5A - Checking TPS Calibration
  • Test NTC-6A - Checking Map Sensor Calibration
  • Test NTC-7A - Checking Oxygen (O2) Sensor Switching
  • Test NTC-7B - Checking Oxygen (O2) Sensor Switching
  • Test NTC-8A - Checking Oxygen (O2) Sensor Heater
  • Test NTC-9A - Checking Idle Air Control Motor
  • Test NTC-9B - Checking Idle Air Control Motor
  • Test NTC-10A - Checking Solenoid Operations
  • Test NTC-11A - Checking Park/Neutral Switch
  • Test NTC-12A - Checking Pcm Grounds & Power Circuits
  • Test NTC-13A - Checking EGR System
  • Test NTC-14A - Checking Engine Vacuum
  • Test NTC-15A - Checking Minimum Idle Airflow
  • Test NTC-16A - No DTC Mechanical Test
• No-Start Tests
  • Test NS-1A - Qualifying No-Start Condition
  • Test NS-2A - Inspecting Fuel System
  • Test NS-3A - Inspecting Mechanical System
  • Test NS-4A - Repairing Low Fuel Pressure
  • Test NS-4B - Correcting Fuel Delivery
  • Test NS-5A - Inspecting Fuel Pump
  • Test NS-5B - Inspecting Fuel Pump
  • Test NS-6A - Correcting No Response Condition
  • Test NS-6B - Correcting No Response Condition
  • Test NS-6C - Correcting No Response Condition
  • Test NS-7A - Inspecting Idle Air Control Motor Operation
  • Test NS-7B - Inspecting Idle Air Control Motor Operation
  • Test NS-7C - Inspecting Idle Air Control Motor Operation
  • Test NS-7D - Inspecting Idle Air Control Motor Operation
  • Test NS-7E - Inspecting Idle Air Control Motor Operation
  • Test NS-8A - Correcting Start & Stall Condition
  • Test NS-9A - Correcting No Crank Condition
• Verification Tests
  • Test VER-1 - No Start Verification Procedure
  • Test VER-2 - Road Test Verification Procedure
• Summary
• Wiring Diagrams