A L L Diagnostic Trouble Codes ( DTC )
Testing and Inspection
- Diagnostic Trouble Code Descriptions
- FD or Undocumented Codes
- Trouble Code Types and Reset Counter
- Code to Test Chart
- Scan Tool Text Codes
- A/C Clutch Relay Circuit
- A/C Pressure Sensor Volts Too High
- A/C Pressure Sensor Volts Too Low
- Auto Shutdown (ASD) Relay Control Circuit
- Battery Temp Sensor Voltage Either Too Low or Too High
- Brake Switch Stuck Pressed Or Released
- Catalyst 1/1 Efficiency Failure
- Catalyst 2/1 Efficiency Failure
- Charging System Voltage Too Low
- Closed Loop Temperature Not Reached
- Cylinder #1, #2, #3, #4, #5 or #6 Misfire
- ECT Sensor Voltage Too High
- ECT Sensor Voltage Too Low
- EGR Solenoid Circuit
- EGR System Failure
- Fuel Level Sending Unit Voltage Too High
- Fuel Level Sending Unit Voltage Too Low
- Fuel Level Unit No Change Over Miles
- Fuel Pump Relay Control Circuit
- Fuel System Lean
- Fuel System Rich
- Generator Field Not Switching Properly
- High Speed Fan Control Relay Circuit
- Idle Air Control Motor Circuits
- Injector Control Circuit
- Intake Air Temp Sensor Voltage High
- Intake Air Temp Sensor Voltage Low
- Intermittent Loss of CMP or CKP
- Knock Sensor Circuit
- Leak Detection Pump SW or Mechanical Fault
- MAP Sensor Voltage Too High
- MAP Sensor Voltage Too Low
- Multiple Cylinder Misfire
- No ASD Relay Output Voltage At PCM
- No Cam Signal at PCM
- No Change In MAP From Start to Run
- No Crank Reference Signal at PCM
- No Vehicle Speed Sensor Signal
- O2 Sensor Shorted to Ground
- O2 Sensor Shorted to Voltage
- O2 Sensor 1/1 Heater Failure
- O2 Sensor 1/1 Shorted to Voltage
- O2 Sensor 1/1 Stays At Center
- O2 Sensor 1/1 Voltage Shorted to Ground
- O2 Sensor 1/2 Heater Failure
- O2 Sensor 1/2 Stays At Center
- O2 Sensor 2/1 Heater Failure
- O2 Sensor 2/1 Shorted to Voltage
- O2 Sensor 2/1 Slow Response
- O2 Sensor 2/1 Stays At Center
- O2 Sensor 2/2 Heater Failure
- Park/Neutral Switch Failure
- Power Steering Switch Failure
- Purge Flow Monitor Failure
- Purge Solenoid Circuit
- Radiator Fan Relay Control Circuit
- Slow 1/1 O2 Sensor During Catalyst Monitor
- Speed Control Relay, 12V Driver Circuit, Solenoid CKT
- Speed Control Switch Always High
- Speed Control Switch Always Low
- Target Idle Not Reached
- Throttle Position Sensor Voltage High
- Throttle Position Sensor Voltage Low
- Timing Belt Skipped 1 Tooth or More
- Torque Converter Clutch Solenoid Circuit
- Torque Converter Clutch, No RPM Drop at Lockup
- TPS Voltage Does Not Agree With MAP
- Vacuum Leak Found (Idle Air Control Motor Fully Seated)
- 5 Volt Supply Output Too Low
- Detailed Descriptions
- Antilock Brakes / Traction Control Systems
- Restraint Systems
- Transmission Control System
- Listed by Code Name (Description)
- All Pressure Switch Circuits
- Autostick Input Circuit
- Battery Power Was Disconnected Since Last Power Down
- Battery Was Disconnected
- BUS Communication With Engine Module
- Calculated Oil Temperature In Use
- CCD Bus Communication With PCM
- Check ATF Level
- Check Shifter Signal
- Engine Speed Sensor Circuit
- Fault Immediately After A Shift
- Gear Ratio Error In Reverse
- Gear Ratio Error In 1ST
- Gear Ratio Error In 2ND
- Gear Ratio Error In 3RD
- Gear Ratio Error In 4TH
- High Temperature Operations Activated
- Hydraulic Pressure Switch: OD
- Hydraulic Pressure Switch: OD/2-4
- Hydraulic Pressure Switch: 2-4
- Inadequate Element Volume: LR
- Inadequate Element Volume: OD
- Inadequate Element Volume: 2-4
- Input Sensor Error
- Internal Control Module
- L-R Pressure Switch Circuit
- L-R Solenoid Circuit
- L-R/OD Pressure Switch Circuit
- L-R/2-4 Pressure Switch Circuit
- Lockup Control Out of Range
- Loss of Prime
- LR Inadequate Element Volume: LR, 2-4, OD
- Manual Shift Overheat
- No Response
- OD Hydraulic Pressure Switch
- OD Pressure Switch Circuit
- OD Solenoid Circuit
- Output Sensor Error
- Power-Up at Speed
- Pressure Switch Circuit: LR
- Pressure Switch Circuit: OD
- Pressure Switch Circuit: 2-4
- Relay Always Off (Relay Contacts Are Stuck Open)
- Relay Always On (Relay Contacts Are Welded Closed)
- Repairing Back-Up Lamp Problems
- Sensor Ground Error
- Solenoid Circuit Error: LR
- Solenoid Circuit Error: OD
- Solenoid Circuit Error: UD
- Solenoid Circuit Error: 2-4
- Solenoid Switch Valve Latched In L-R Position
- Solenoid Switch Valve Latched In the LU Position
- Speeds Error (Gear Ratio In Reverse, 1ST, 2ND, 3RD, 4TH)
- Speeds Error: Input Speed Sensor
- Speeds Error: Output Speed Sensor
- Speeds Error: Speed Sensor Ground
- Switched Battery
- Test For Speed Proportional Steering
- Throttle Position Signal
- Torque Converter Clutch Control Circuit
- Transmission Control Relay Output
- TRD Link Communication Error
- UD Solenoid Circuit
- Worn Out/Burnt Transaxle Fluid
- 2-4 Hydraulic Pressure Switch
- 2-4 Pressure Switch Circuit
- 2-4 Solenoid Circuit
- 2-4/OD Hydraulic Pressure Switch
- 2-4/OD Pressure Switch Circuit
- 3-4 Shift Abort
- Listed By 2 Digit Code
- Listed by 2 Digit Code (With Possible Causes)
- 11 Internal Controller (Watchdog Circuit Test)
- 12 Battery Was Disconnected
- 13 Internal Controller (Watchdog Circuit Test)
- 14 Relay Always on (Relay Contacts Are Welded Closed)
- 15 Relay Always Off (Relay Contact S Are Stuck Open)
- 16 Internal Controller (ROM Check Failure)
- 17 Internal Controller (RAM Check Failure)
- 18 Engine Speed Sensor Circuit
- 19 Bus Communicat on With Engine Module
- 20 Switched Battery Unit
- 21 OD Pressure Switch Sense Circuit
- 22 2-4 Pressure Switch Sense Circuit
- 23 2-4/OD Pressure Switch Sense Circuit
- 24 L-R Pressure Switch Sense Circuit
- 25 L-R/OD Pressure Switch Sense Circuit
- 26 L-R/2-4 Pressure Switch Sense Circuit
- 27 All Pressure Switch Sense Circuits
- 28 Bad PRNDL Data
- 29 Throttle Position Sensor Signal Circuit
- 31-32 Hydraulic Pressure Switch Circuits
- 32 2-4 Hydraulic Pressure Switch Circuit
- 33 2-4/OD Hydraulic Pressure Switch Circuit
- 35 Loss of Prime
- 36 Fault Immediately After A Shift
- 37 Solenoid Switch Valve Latched In TCC Position
- 38 Torque Converter Clutch Out of Range
- 41 L-R Solenoid Circuit
- 42 2-4 Solenoid Circuit
- 43 OD Solenoid Circuit
- 44 UD Solenoid Circuit
- 45 Internal Controller Failure (EEPROM Byte Failure)
- 46 UD Hydraulic Circuit (3-4 Shift Abort)
- 47 Solenoid Switch Valve Latched In the LR Position
- 48 TRD Link Communication Error
- 50 - 58 Speed Errors
- 60-63 Inadequate Element Volumes
- 70 Autostick Sensor Circuit
- 71 Manual Shift Overheat
- 73 Worn Out/Burnt Transaxle Fluid
- 74 Calculated Oil Temperature In Use
- 75 Repairing Overheat Shift Schedule In Use
- 76 Repairing Power-Up at Speed
- Listed By 2 Digit Code (With Possible Component Failures)
- Listed by Code Name (Description)
- P Code Charts
- All Other P Codes
- P0106
- P0107
- P0108
- P0112
- P0113
- P0117
- P0118
- P0120
- P0121
- P0122
- P0123
- P0125
- P0131
- P0132
- P0133
- P0134
- P0135
- P0137
- P0138
- P0140
- P0141
- P0151
- P0152
- P0153
- P0154
- P0155
- P0157
- P0158
- P0160
- P0161
- P0171
- P0172
- P0174
- P0175
- P0201
- P0202
- P0203
- P0204
- P0205
- P0206
- P0300
- P0301
- P0302
- P0303
- P0304
- P0305
- P0306
- P0340
- P0351
- P0352
- P0353
- P0401
- P0403
- P0420
- P0432
- P0441
- P0442
- P0443
- P0455
- P0500
- P0505
- P0551
- P0600
- P0601
- P0700
- P0703
- P0705
- P0715
- P0720
- P0725
- P0731
- P0732
- P0733
- P0734
- P0736
- P0740
- P0743
- P0750
- P0755
- P0760
- P0765
- P0783
- P1289
- P1294
- P1297
- P1299
- P1390
- P1391
- P1398
- P1486
- P1487
- P1489
- P1490
- P1491
- P1492
- P1493
- P1494
- P1495
- P1496
- P1498
- P1695
- P1696
- P1697
- P1698
- P1738
- P1739
- P1765
- P1767
- P1768
- P1770
- P1771
- P1772
- P1775
- P1776
- P1780
- P1781
- P1782
- P1783
- P1784
- P1785
- P1786
- P1787
- P1788
- P1789
- P1790
- P1791
- P1792
- P1793
- P1794
- P1798
- P1799
- P1899
- Manufacturer Code Charts
- FD or Undocumented Codes
- Code to Test Chart
- 1, 2 and 3 Digit Codes
- Scan Tool Text Codes
- Barometric Pressure Out of Range
- Battery Temperature Sensor Voltage Too High
- Battery Temperature Sensor Voltage Too Low
- Battery Temperature Sensor Volts Out of Limit
- Catalytic Converter Efficiency Failure
- Charging System Voltage Too High
- Cylinder #1, #2, #3, #4 Misfire
- Downstream HO2S Heater Failure
- Downstream HO2S Shorted to Ground
- Downstream HO2S Shorted to Voltage
- Downstream HO2S Stays at Center
- EATX Controller DTC Present
- Engine Coolant Temperature Sensor Voltage Too High
- Engine Coolant Temperature Sensor Voltage Too Low
- Engine Is Cold Too Long
- EVAP Leak Monitor Large Leak Detected
- EVAP Leak Monitor Pinched Hose Found
- EVAP Leak Monitor Small Leak Detected
- EVAP Purge Flow Monitor Failure
- EVAP Solenoid Circuit
- Evaporative Emission Ventilation - Solenoid Circuit
- Evaporative Emission Ventilation Switch or Mechanical Fault
- High Speed Condenser Fan Control Relay Circuit
- High Speed Radiator Fan Control Relay Circuit
- Ignition Coil #1 Primary Circuit
- Ignition Coil #2 Primary Circuit
- Injector #1 Control Circuit
- Injector #2 Control Circuit
- Injector #3 Control Circuit
- Injector #4 Control Circuit
- Internal Controller Failure
- Knock Sensor #1 Circuit Malfunction
- Leak Detection Pump Solenoid Circuit
- Low Speed Fan Control Relay Circuit
- MFI Relay (ASD Relay) Control Circuit
- Mis-Fire Adaptive Numerator At Limit
- Misfire Detected Cyls 1, 2, 3, 4
- No Cam Sync Signal at PCM
- No CCD Message From TCM
- No MFI Relay (ASD Relay) Output Voltage at PCM
- No 5 Volts to MAP Sensor
- No 5 Volts to Throttle Position Sensor
- PCM Failure EEPROM Write Denied
- PCM Failure SPI Communications
- PCM Failure SRI Mile Not Stored
- Power Steering Pressure Switch Failure
- Serial Communication Link Malfunction (With 4A/T)
- Slow Upstream HO2S During Catalyst Monitor
- Upstream HO2S Heater Failure
- Upstream HO2S Response
- Upstream HO2S Shorted to Ground
- Upstream HO2S Shorted to Voltage
- Upstream HO2S Stays at Center
- 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-5B 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 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-15C Speed Control Relay, 12V Driver Circuit, Solenoid Ckts
- TC-16A A/C Clutch Relay Circuit
- TC-17A EGR Solenoid Circuit
- TC-17B EGR Solenoid Circuit
- TC-18A Purge Solenoid Circuit
- TC-18B Purge Solenoid Circuit
- TC-19A Injector #3 Control Circuit
- TC-19B Injector #3 Control Circuit
- TC-19C Injector #3 Control Circuit
- TC-20A Injector #2 Control Circuit
- TC-21A Injector Control Circuits
- TC-21B Injector #1 Control Circuit
- TC-21C Injector #1 Control Circuit
- TC-21D 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-32A O2 Sensor 1/1 Stays At Center
- 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 No 5 Volts to MAP Sensor
- 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-40B No Crank Reference Signal At PCM
- TC-40C No Crank Reference Signal At PCM
- TC-42A Ignition Coil #2 Primary Circuit
- TC-43A Ignition Coil #1 Primary Circuit
- TC-44A No ASD Relay Output Voltage at PCM
- TC-46A EGR System Failure
- TC-48A PCM Failure EEPROM Write Denied/SRI Mile Not Stored
- TC-57A Intake Air Temp Sensor Voltage Low
- TC-58A Intake Air Temp Sensor Voltage High
- TC-59A Knock Sensor Circuit
- TC-60A Barometric Pressure Out of Range
- TC-61A Injector #4 Control Circuit
- TC-62A 1/1 O2 Sensor Shorted to Voltage
- TC-65A O2 Sensor 2/1 Stays at Center
- 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-86A Speed Control Switch Always High
- TC-86B Speed Control Switch Always High
- TC-87A Speed Control Switch Always Low
- TC-87B Speed Control Switch Always Low
- TC-90A A/C Pressure Sensor Voltage Too High
- TC-91A A/C Pressure Sensor Voltage Too Low
- TC-92A Low Speed Fan Relay Control Circuit
- TC-93A High Speed Fan Relay Control Circuit
- TC-101A Fuel Pump Relay Control Circuit
- TC-102A O2 Sensor 1/1 Slow Response
- TC-103A O2 Sensor 1/1 Heater Failure
- TC-105A 1/2 O2 Sensor Heater Failure
- TC-106A Multiple Cylinder Misfire
- TC-106B Multiple Cylinder Misfire
- TC-107A Cylinder #1,#2,#3,#4,#5 or #6 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-113D EVAP Purge Flow Monitor Failure
- TC-113E EVAP Purge Flow Monitor Failure
- TC-113F EVAP Purge Flow Monitor Failure
- TC-114A Park Neutral Switch Failure
- TC-115A Power Steering Switch Failure
- TC-115B 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-125A O2 Sensor 2/2 Heater Failure
- TC-126A 1/2 O2 Sensor Shorted to Voltage
- TC-127A O2 Sensor 2/2 Shorted to Voltage
- TC-128A Closed Loop Temp Not Reached
- TC-129A O2 Sensor 1/2 Stays at Center
- TC-130A O2 Sensor 2/2 Stays at Center
- TC-132A TPS Voltage Does Not Agree With MAP
- TC-133A Timing Belt Skipped One Tooth or More
- TC-138A Target Idle Not Reached
- TC-138B Target Idle Not Reached
- TC-139A High Speed Rad Fan Control Relay Circuit
- TC-145A Vacuum Leak Found (IAC Fully Seated)
- TC-146A 5 Volt Supply Output Too Low
- TC-146B 5 Volt Supply Output Too Low
- TC-148A Torque Converter Clutch, No RPM Drop at Lockup
- TC-149A Fuel Level Sending Unit Volts Too Low
- TC-149B Fuel Level Sending Unit Volts Too Low
- TC-150A Fuel Level Sending Unit Volts Too High
- TC-150B Fuel Level Sending Unit Volts Too High
- TC-151A Fuel Level Unit No Change Over Miles
- TC-151B Fuel Level Unit No Change Over Miles
- TC-152A Brake Switch Stuck Pressed or Released
- TC-153A Battery Temp Sensor Voltage Too Low/Too High
- TC-153B Battery Temp Sensor Voltage Too Low/Too High
- TC-153C Battery Temp Sensor Voltage Too Low/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-160A EVAP Leak Monitor Small Leak Detected
- TC-161A EVAP Leak Monitor Large Leak Detected
- TC-180A Catalyst 2/1 Efficiency Failure
- TC-181A O2 Sensor 2/1 Shorted to Ground
- TC-182A O2 Sensor 2/2 Shorted to Ground
- TC-183A Leak Detection Pump Solenoid Circuit
- TC-184A Leak Detection Pump Switch or Mechanical Fault
- TC-186A Misfire Adaptive Numerator at Limit
- TC-187A EVAP Leak Monitor Pinched Hose Found
- TC-192A Slow 1/1 O2 Sensor During Catalyst Monitor
- TC-193A Slow O2S 2/1 During Catalyst Monitor
- TC-197A High Speed Radiator Fan Ground Control Relay Circuit
- Charging System (CH) Tests
- Speed Control (SC) Tests
- SC-6A Checking For A Speed Control Denied Message
- SC-7A Checking Speed Control Operation
- SC-7B Checking Speed Control Operation
- SC-7C Checking Speed Control Operation
- SC-8A Checking Speed Control ON/OFF Switch
- SC-9A Checking the Brake Switch Sense
- SC-10A Checking Park/Neutral Position Switch
- SC-11A Checking Speed Control Relay Output
- Related Tests, Information and Procedures
- Verification Tests
- Verification Test VER-1A - No Start Verification Test
- Verification Test VER-2A - Road Test Verification
- Verification Test VER-3A - Charging System Verification
- Verification Test VER-4A - Speed Control Verification Test
- Verification Test VER-5A - Road Test For OBD-II Trouble Codes
- Verification Test VER-6A - EVAP Leak Detection System
- Diagnostic Trouble Code Descriptions