A L L Diagnostic Trouble Codes ( DTC )
Testing and Inspection- Diagnostic Trouble Code Descriptions
- P Code Charts
- Manufacturer Code Charts
- FD or Undocumented Codes
- Code to Test Chart
- Trouble Code (TC) Tests
- DTC Test - CODE TO TC TEST CHART (Checking for Trouble Codes)
- TC-1A No Cam Signal at PCM
- TC-1B No Cam Signal at PCM
- TC-1C No Cam Signal at PCM
- TC-5A Charging System Voltage Low
- TC-6A Charging System Voltage High
- TC-6B Charging System Voltage High
- TC-10A Auto Shutdown (ASD) Relay Control Circuit
- TC-11A Generator Field Not Switching Properly
- TC-12A Torque Converter Clutch Solenoid/Trans Relay Circuit
- TC-12B Torque Converter Clutch Solenoid/Trans Relay Circuit
- TC-12C Torque Converter Clutch Solenoid/Trans Relay Circuit
- TC-12D Torque Converter Clutch Solenoid/Trans Relay Circuit
- TC-12E Torque Converter Clutch Solenoid/Trans Relay Circuit
- TC-14A RAD Fan Control Relay Circuit
- TC-15A Speed Control Relay, 12V Driver Circuit, Solenoid CKTs
- TC-15B Speed Control Relay, or 12V Driver & Solenoid Ckts
- TC-16A A/C Clutch Relay Circuit
- TC-17A EGR Solenoid Circuit
- TC-18A EVAP Purge Solenoid Circuit
- TC-19A Injector #3 Control Circuit
- TC-19B Injector #3 Control Circuit
- TC-20A Injector #2 Control Circuit
- TC-20B Injector #2 Control Circuit
- TC-21A Injector #1 Control Circuits
- TC-21B Injector #1 Control Circuit
- TC-21C Injector #1 Control Circuit
- TC-25A Idle Air Control Motor Circuits
- TC-25B Idle Air Control Motor Circuits
- TC-25C Idle Air Control Motor Circuits
- TC-25D Idle Air Control Motor Circuits
- TC-25E Idle Air Control Motor Circuits
- TC-26A Throttle Position Sensor Voltage Low
- TC-27A Throttle Position Sensor Voltage High
- TC-30A ECT Sensor Voltage Too Low
- TC-31A ECT Sensor Voltage Too High
- TC-35A No Vehicle Speed Sensor Signal
- TC-35B No Vehicle Speed Sensor Signal
- TC-35C No Vehicle Speed Sensor Signal
- TC-36A MAP Sensor Voltage Too Low
- TC-37A MAP Sensor Voltage Too High
- TC-39A No Change In MAP From Start to Run
- TC-40A No Crank Reference Signal At PCM
- TC-41A Ignition Coil #3 Primary Circuit
- TC-42A Ignition Coil #2 Primary Circuit
- TC-43A Ignition Coil #1 Primary Circuit
- TC-43B Ignition Coil #1 Primary Circuit
- TC-44A No ASD Relay Output Voltage at PCM
- TC-44B No ASD Relay Output Voltage at PCM
- TC-49A PCM Failure EEPROM Write Denied
- TC-50A Trans 3-4 Solenoid/Trans Relay Circuits
- TC-50B Trans 3-4 Solenoid/Trans Relay Circuits
- TC-50C Trans 3-4 Solenoid/Trans Relay Circuits
- TC-50D Trans 3-4 Solenoid/Trans Relay Circuits
- TC-55A Injector #9 Control Circuit
- TC-56A Injector #10 Control Circuit
- TC-57A Intake Air Temp Sensor Voltage Low
- TC-58A Intake Air Temp Sensor Voltage High
- TC-61A Injector #4 Control Circuit
- TC-61B Injector #4 Control Circuit
- TC-62A 1/1 O2 Sensor Shorted to Voltage
- TC-66A 2/1 O2 Sensor Shorted to Voltage
- TC-69A Injector #5 Control Circuit
- TC-69B Injector #5 Control Circuit
- TC-70A Injector #6 Control Circuit
- TC-70B Injector #6 Control Circuit
- TC-74A Trans Temp Sensor Voltage Too Low
- TC-75A Trans Temp Sensor Voltage Too High
- TC-75B Trans Temp Sensor Voltage Too High
- TC-76A Ignition Coil #4 Primary Circuit
- TC-77A Ignition Coil #5 Primary Circuit
- TC-79A Injector #7 Control Circuit
- TC-79B Injector #7 Control Circuit
- TC-80A Injector #8 Control Circuit
- TC-80B Injector #8 Control Circuit
- TC-82A Speed Control Power Relay or 12V Driver Circuit
- TC-82B Speed Control Power Relay or 12V Driver Circuit
- TC-87A Speed Control Switch Always Low
- TC-87B Speed Control Switch Always Low
- TC-94A CNG Temp Sensor Voltage Too Low
- TC-95A CNG Temp Sensor Voltage Too High
- TC-98A CNG Pressure Sensor Voltage Too High
- TC-99A CNG Pressure Sensor Voltage Too Low
- TC-101A Fuel Pump (System) Relay Control Circuit
- TC-101B Fuel Pump (System) Relay Control Circuit
- TC-102A O2 Sensor 1/1 Slow Response
- TC-103A O2 Sensor 1/1 Heater Failure
- TC-104A 1/2 O2 Sensor Slow Response
- TC-105A 1/2 O2 Sensor Heater Failure
- TC-106A Multiple Cylinder Misfire
- TC-107A Cylinder #1,#2,#3,#4,#5,#6,#7,#8,#9 or #10 Misfire
- TC-112A Catalyst 1/1 Efficiency Failure
- TC-113A EVAP Purge Flow Monitor Failure
- TC-113B EVAP Purge Flow Monitor Failure
- TC-113C EVAP Purge Flow Monitor Failure
- TC-114A Park/Neutral Switch Stuck In Park or In Gear
- TC-115A Power Steering Switch Failure
- TC-118A 1/1 Fuel System Rich
- TC-118B 1/1 Fuel System Rich
- TC-119A 1/1 Fuel System Lean
- TC-119B 1/1 Fuel System Lean
- TC-120A 2/1 Fuel System Rich
- TC-120B 2/1 Fuel System Rich
- TC-121A Fuel System 2/1 Lean
- TC-121B Fuel System 2/1 Lean
- TC-122A O2 Sensor 2/1 Slow Response
- TC-124A O2 Sensor 2/1 Heater Failure
- TC-126A 1/2 O2 Sensor Shorted to Voltage
- TC-128A Closed Loop Temp Not Reached
- TC-132A TPS Voltage Does Not Agree With MAP
- TC-138A Target Idle Not Reached
- TC-138B Target Idle Not Reached
- TC-140A EGR System Failure
- TC-141A Governor Pressure Not Equal to Target 15-20 PSI
- TC-141B Governor Pressure Not Equal to Target 15-20 PSI
- TC-141C Governor Pressure Not Equal to Target 15-20 PSI
- TC-141D Governor Pressure Not Equal to Target 15-20 PSI
- TC-142A Governor Pressure Above 3 Psi In Gear With 0 MPH
- TC-142B Governor Pressure Above 3 PSI In Gear With 0 MPH
- TC-144A 1/3 O2 Sensor Shorted to Ground
- TC-147A 1/3 O2 Sensor Shorted to Voltage
- TC-148A Torque Converter Clutch, No RPM Drop at Lockup
- TC-148B Torque Converter Clutch, No RPM Drop at Lockup
- TC-148C Torque Converter Clutch, No RPM Drop at Lockup
- TC-149A Fuel Level Sending Unit Volts Too Low
- TC-150A Fuel Level Sending Unit Volts Too High
- TC-151A Fuel Level Unit No Change Over Miles
- TC-153A Battery Temp Sensor Voltage Too Low/Too High
- TC-153B Battery Temp Sensor Voltage Too Low/Too High
- TC-155A O2 Sensor 1/1 Voltage Shorted to Ground
- TC-156A O2 Sensor 1/2 Voltage Shorted to Ground
- TC-157A Intermittent Loss of CMP or CKP
- TC-157B Intermittent Loss of CMP or CKP
- TC-157C Intermittent Loss of CMP or CKP
- TC-157D Intermittent Loss of CMP or CKP
- TC-162A No Temp Rise Seen From Intake Heaters
- TC-162B No Temp Rise Seen From Intake Heaters
- TC-162C No Temp Rise Seen From Intake Heaters
- TC-162D No Temp Rise Seen From Intake Heaters
- TC-164A Trans Temp Sensor, No Rise After Start
- TC-165A 3-4 Shift Solenoid, No RPM Drop 3-4 Shift
- TC-166A Low Output Speed Sensor RPM, Above 15 MPH
- TC-167A Governor Pressure Sensor Volts Too Low
- TC-168A Governor Pressure Sensor Volts Too High
- TC-168B Governor Pressure Sensor Volts Too High
- TC-169A Governor Pressure Sensor Offset Volts Too Low or High
- TC-171A Governor Pressure Solenoid/Trans Relay Circuits
- TC-171B Governor Pressure Solenoid/Trans Relay Circuits
- TC-171C Governor Pressure Solenoid/Trans Relay Circuits
- TC-171D Governor Pressure Solenoid/Trans Relay Circuits
- TC-173A Trans 12 Volt Supply Relay Control Circuit
- TC-181A O2 Sensor 2/1 Shorted to Ground
- TC-186A Misfire Adaptive Numerator at Limit
- TC-188A O/D Switch Pressed (LO) More Than 5 Minutes
- TC-189A 1/3 O2 Sensor Heater Failure
- TC-192A Slow 1/1 O2 Sensor During Catalyst Monitor
- TC-194A Slow 1/2 O2 Sensor During Catalyst Monitor
- Airbag System
- Antilock Brakes / Traction Control Systems
- Charging System (CH) Tests
- Speed Control (SC) Tests
- Vehicle Communication Tests
- Verification Tests