Diagnostic Trouble Code (DTC) List - Vehicle
| DTC | Descriptor |
|---|---|
| DTC 011 | |
| DTC 012 | |
| DTC 013 | |
| DTC 021 | |
| DTC 022 | |
| DTC 023 | |
| DTC 031 | |
| DTC 032 | |
| DTC 033 | |
| DTC B0004 | In Park Switch Circuit High |
| DTC B0008 | Right Front/Passenger Frontal Deployment Loop Circuit |
| DTC B0012, B0013, B0014, B0016, B0017, or B0018 | Right Front/Driver Side Deployment Loop Circuit |
| DTC B0016, B0017, or B0018 | Left Front/Driver Frontal Deployment Loop Circuit |
| DTC B0022, B0024, B0026, B0042, B0043, or B0044 | Left Front/Driver Frontal Deployment Loop (Stage 1) Circuit |
| DTC B0022, B0024, or B0026 | Right Front/Driver Side Deployment Loop Circuit |
| DTC B0028, B0029, or B0030 | Left Front/Driver Side Deployment Loop Circuit |
| DTC B0040, B0041, or B0045 | Deployment Commanded |
| DTC B0051 | Deployment Commanded With Loop Faults Present |
| DTC B0053 | Left Front/Driver Side Impact Sensor (SIS) Circuit |
| DTC B0057, B0058, or B0059 | Electronic Front End Sensor Circuit |
| DTC B0064, B0065, or B0066 | Passenger Compartment Temperature Sensor 1 Circuit |
| DTC B0077, B0078, B0079, B0080, B0081, or B0082 | Air Mix Door Circuit Range |
| DTC B0100, B0101, B0102, B0103, B0104, or B0105 | Temperature Control Circuit |
| DTC B0165 or B0166 | ECU Malfunction |
| DTC B0233 | Option Configuration Error |
| DTC B0408 or B0418 | Loss of Keep Alive Memory |
| DTC B1000 | EEPROM Write Error |
| DTC B1001 | EEPROM Checksum Error |
| DTC B1004 | Audio Output Circuit |
| DTC B1007 | Device Power Circuit Low |
| DTC B1009 | Device Power Circuit High |
| DTC B1025, B1035, B1045, or B1055 | Device Ground 1 Circuit Open |
| DTC B1259 | Device Ground 2 Circuit Open |
| DTC B1327 | Device Ignition 0 (Unlock/On/Start) Circuit Open |
| DTC B1328 | Device Voltage Reference Output 1 Circuit Low |
| DTC B1349 | Device Voltage Reference Output 1 Circuit High |
| DTC B1354 | Power Mode Master Input Circuits Mismatch |
| DTC B1369 | Retained Accessory Power Circuit Low |
| DTC B1397 | Retained Accessory Power Circuit High |
| DTC B1398 | Battery Rundown Protection Circuit Low |
| DTC B1440 | High Power Control Circuit |
| DTC B1477 | Mirror Switch Circuit |
| DTC B1478 | Outside Rear View Mirror Vertical or Horizontal Position Sensor Circuit |
| DTC B1482 | Outside Rear View Mirror Motor Circuit |
| DTC B1507 or B1508 | Power Seat Switch Circuit |
| DTC B1560, B1565, B1570, or B1575 | Seat Motor(s) Overcurrent |
| DTC B1580, B1590, B1610, or B1620 | Theft Lock Enabled |
| DTC B1600, B1605, B1630, or B1635 | Power Seat Position Sensor Circuit |
| DTC B1735, B1740, B1745, B1750, B1755, B1760, B1815, or B1820 | Cellular Phone Microphone Circuit |
| DTC B1770, B1775, B1780, B1785, B1790, B1805, or B2415 | Cellular Phone Antenna Circuit |
| DTC B1780 | Cellular Phone Select Service Switch |
| DTC B1825, B1850, B2355, B2365, or B2375 | Cellular Phone Select Service Switch Range/Performance |
| DTC B2455 | Global Positioning System (GPS) Sensor Circuit |
| DTC B2462 | Fog Lamps Control Circuit Low |
| DTC B2470 | Fog Lamps Control Circuit High |
| DTC B2476 | Headlamp Control Circuit Low |
| DTC B2482 | HeadLamp Control Circuit High |
| DTC B2483 or B2484 | Park Lamp Control Circuit Low |
| DTC B2532 | Park Lamp Control Circuit High |
| DTC B2533 | Daytime Running Lamp Control 1 Circuit Low |
| DTC B2577 | Daytime Running Lamp Control 1 Circuit High |
| DTC B2578 | Passenger Compartment Dimming 1 Circuit High |
| DTC B2587 | Passenger Compartment Dimming 2 Circuit Low |
| DTC B2588 | Passenger Compartment Dimming 2 Circuit High |
| DTC B2602 | Display Dimming PWM Output Circuit Low |
| DTC B2603 | Display Dimming PWM Output Circuit High |
| DTC B2613 | Ambient Light Sensor Circuit High |
| DTC B2617 | Ambient Light Sensor Circuit Low |
| DTC B2618 | Ambient Light Sensor Circuit High |
| DTC B2627 | Park Lamp Switch Circuit High |
| DTC B2628 | Trunk Release Switch Circuit Low |
| DTC B2645 | Fog Lamp Switch Circuit Low |
| DTC B2647 | Traction Control Switch Circuit Low |
| DTC B2648 | Horn Relay Coil Circuit Low |
| DTC B2665 | Memory Select Switch Circuit |
| DTC B2732 | Driver Information Center (DIC) Switch Circuit |
| DTC B2742 | Driver Information Center (DIC) Switch Circuit |
| DTC B2747 | Invalid Coded Key Is Present |
| DTC B2752 | Key in Ignition Circuit Malfunction |
| DTC B2755 or B2760 | Key Decoder Device in Assembly Learn Mode |
| DTC B2823 or B3574 | Key Not Present |
| DTC B2838, B3564, B3569, or B3752 | Door Lock Key Switch Signal Circuit |
| DTC B2960 | Keyless Entry Data Link Circuit Range/Performance |
| DTC B2961 | Keyless Entry Data Link Circuit Low |
| DTC B3031 | Keyless Entry Data Link Circuit High |
| DTC B3055 | Keyless Entry Data Link Parity Error |
| DTC B3064 or B3069 | RF/LF Door Lock/Unlock Switch Circuit Malfunction |
| DTC B3101 | RF/LF Door Lock/Unlock Switch Circuit Low |
| DTC B3102 | Cargo Door/Liftgate Unlock Request Circuit Malfunction |
| DTC B3103 | Park Lamp Signal Circuit Low |
| DTC B3106 | Park Lamp Signal Circuit High |
| DTC B3270 | Headlamp High Beam Signal Circuit Malfunction |
| DTC B3272 | A/C Evaporator Temperature Sensor Circuit |
| DTC B3826 | Wheel Speed Sensor Circuit |
| DTC B3840 | EBCM Internal Solenoid Circuit |
| DTC B3841 | Pump Motor Malfunction |
| DTC B3857 | Valve Relay Circuit Malfunction |
| DTC B3933 | EBCM Internal Solenoid Circuit |
| DTC C0035-C0051 | ABS/TCS Brake Switch Circuit Malfunction |
| DTC C0060-C0095 | TCS RPM Signal Circuit Malfunction |
| DTC C0110 | PCM Traction Control Not Allowed |
| DTC C0121 | PCM Indicated Requested Torque Malfunction |
| DTC C0141-C0156 | PWM Delivered Torque Malfunction |
| DTC C0161 | Wheel Speed Sensor Frequency Error |
| DTC C0236 | ECU Malfunction |
| DTC C0240 | VIN Information Error |
| DTC C0241 or P0856 | Device Voltage Range Performance |
| DTC C0244 or P1689 | Low Tire Pressure Detected |
| DTC C0245 | HO2S Heater Control Circuit Sensor 1 |
| DTC C0550 | Mass Air Flow (MAF) Sensor Performance |
| DTC C0565 | Mass Air Flow (MAF) Sensor Circuit Low Frequency |
| DTC C0896 | Mass Air Flow (MAF) Sensor Circuit High Frequency |
| DTC P0008 | Manifold Absolute Pressure (MAP) Sensor Circuit Low Voltage |
| DTC P0009 | Manifold Absolute Pressure (MAP) Sensor Circuit High Voltage |
| DTC P0010, P0013, P0020, or P0023 | Intake Air Temperature (IAT) Sensor Circuit Low Voltage |
| DTC P0011, P0014, P0021, or P0024 | Intake Air Temperature (IAT) Sensor Circuit High Voltage |
| DTC P0016, P0017, P0018, or P0019 | Engine Coolant Temperature (ECT) Sensor Performance |
| DTC P0030 | Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage |
| DTC P0030 or P0036 | Engine Coolant Temperature (ECT) Sensor Circuit High Voltage |
| DTC P0031 or P0037 | Throttle Position (TP) Sensor Performance |
| DTC P0032 or P0038 | Throttle Position (TP) Sensor Circuit Low Voltage |
| DTC P0053 | Throttle Position (TP) Sensor Circuit High Voltage |
| DTC P0101 | Engine Coolant Temperature (ECT) Insufficient for Closed Loop Fuel Control |
| DTC P0102 | Engine Coolant Temperature (ECT) Below Thermostat Regulating Temperature |
| DTC P0103 | HO2S Circuit Closed Loop (CL) Performance Sensor 1 |
| DTC P0107 | HO2S Circuit Low Voltage Sensor 1 |
| DTC P0108 | HO2S Circuit High Voltage Sensor 1 |
| DTC P0112 | HO2S Slow Response Sensor 1 |
| DTC P0113 | HO2S Circuit Insufficient Activity Sensor 1 |
| DTC P0116 | HO2S Heater Performance Sensor 1 |
| DTC P0117 | HO2S Circuit Low Voltage Sensor 2 |
| DTC P0118 | HO2S Circuit High Voltage Sensor 2 |
| DTC P0121 | HO2S Circuit Insufficient Activity Sensor 2 |
| DTC P0122 | HO2S Heater Performance Sensor 2 |
| DTC P0123 | Fuel Trim System Lean |
| DTC P0125 | Fuel Trim System Rich |
| DTC P0128 | Injector Control Circuit |
| DTC P0130 | Transmission Fluid Overtemperature |
| DTC P0131 | Fuel Pump Relay Control Circuit |
| DTC P0132 | Engine Misfire Detected |
| DTC P0133 | Knock Sensor (KS) Module Performance |
| DTC P0134 | Crankshaft Position (CKP) Sensor Circuit |
| DTC P0135 | Camshaft Position (CMP) Sensor Circuit |
| DTC P0136 | Exhaust Gas Recirculation (EGR) Flow Insufficient |
| DTC P0137 | Exhaust Gas Recirculation (EGR) Solenoid Control Circuit |
| DTC P0138 | Exhaust Gas Recirculation (EGR) Open Position Performance |
| DTC P0140 | Exhaust Gas Recirculation (EGR) Position Sensor Circuit Low Voltage |
| DTC P0141 | Catalyst System Low Efficiency |
| DTC P0171 | Evaporative Emission (EVAP) System |
| DTC P0172 | Evaporative Emission (EVAP) System Small Leak Detected |
| DTC P0201-P0206 | Evaporative Emission (EVAP) Purge Solenoid Control Circuit |
| DTC P0218 | Evaporative Emission (EVAP) Vent System Performance |
| DTC P0221 | Evaporative Emission (EVAP) Vent Solenoid Control Circuit |
| DTC P0222 | Fuel Tank Pressure (FTP) Sensor Circuit Low Voltage |
| DTC P0223 | Fuel Tank Pressure (FTP) Sensor Circuit High Voltage |
| DTC P0230 | Fuel Level Sensor Circuit Low Voltage |
| DTC P0261, P0264, P0267, P0270, P0273, or P0276 | Fuel Level Sensor Circuit High Voltage |
| DTC P0262, P0265, P0268, P0271, P0274, or P0277 | Cooling Fan Relay Control Circuit |
| DTC P0300 | Vehicle Speed Sensor (VSS) Circuit Low Voltage |
| DTC P0301-P0306 | Vehicle Speed Sensor (VSS) Circuit Intermittent |
| DTC P0315 | Idle Speed Low |
| DTC P0318 | Idle Speed High |
| DTC P0324 | Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit |
| DTC P0325 | System Voltage |
| DTC P0327 | ECU Malfunction |
| DTC P0327 or P0332 | Generator Performance |
| DTC P0328 or P0333 | Malfunction Indicator Lamp [MIL] Control Circuit |
| DTC P0335 | Transmission Fluid Temperature (TFT) Sensor Performance |
| DTC P0336 | Transmission Fluid Temperature (TFT) Sensor Circuit Low Voltage |
| DTC P0338 | Transmission Fluid Temperature (TFT) Sensor Circuit High Voltage |
| DTC P0341 | Input Speed Sensor Performance |
| DTC P0341, P0346, P0366, or P0391 | Input Speed Sensor Circuit Low Voltage |
| DTC P0342, P0347, P0367, or P0392 | Brake Switch Circuit Low Voltage |
| DTC P0343, P0348, P0368, or P0393 | Brake Switch Circuit High Voltage |
| DTC P0351-P0356 | Incorrect Gear Ratio |
| DTC P0401 | Torque Converter Clutch (TCC) System - Stuck Off |
| DTC P0403 | Torque Converter Clutch (TCC) System - Stuck On |
| DTC P0404 | Pressure Control (PC) Solenoid Control Circuit |
| DTC P0405 | 1-2 Shift Solenoid Valve Performance - No First or Fourth Gear |
| DTC P0420 | 1-2 Shift Solenoid Valve Performance - No Second or Third Gear |
| DTC P0442 | 1-2 Shift Solenoid Control Circuit |
| DTC P0443 | 2-3 Shift Solenoid Valve Performance - No First or Second Gear |
| DTC P0446 | 2-3 Shift Solenoid Valve Performance - No Third or Fourth Gear |
| DTC P0449 | 2-3 Shift Solenoid Control Circuit |
| DTC P0451 | Manifold Absolute Pressure (MAP) Sensor Circuit Intermittent High Voltage |
| DTC P0452 | Manifold Absolute Pressure (MAP) Sensor Circuit Intermittent Low Voltage |
| DTC P0453 | Intake Air Temperature (IAT) Sensor Circuit Intermittent High Voltage |
| DTC P0455 | Intake Air Temperature (IAT) Sensor Circuit Intermittent Low Voltage |
| DTC P0458 | Engine Coolant Temperature (ECT) Sensor Circuit Intermittent Low Voltage |
| DTC P0459 | Engine Coolant Temperature (ECT) Sensor Circuit Intermittent High Voltage |
| DTC P0461 | Throttle Position (TP) Sensor Circuit Intermittent High Voltage |
| DTC P0462 | Throttle Position (TP) Sensor Circuit Intermittent Low Voltage |
| DTC P0463 | HO2S Insufficient Switching Sensor 1 |
| DTC P0480, P0481, P0691, P0692, P0693, or P0694 | HO2S Transition Time Ratio Sensor 1 |
| DTC P0496 | Engine Oil Pressure (EOP) Switch Circuit |
| DTC P0498 | Crankshaft Position (CKP) System Variation Not Learned |
| DTC P0499 | Ignition Control (IC) Circuit High Voltage |
| DTC P0502 | Ignition Bypass Circuit High Voltage |
| DTC P0503 | Ignition Control (IC) Circuit Low Voltage |
| DTC P0504 | Ignition Bypass Circuit Low Voltage |
| DTC P0506 | Crankshaft Position (CKP) High to Low Resolution Frequency Correlation |
| DTC P0506 or P0507 | Misfire Detected - Rough Road Data Not Available |
| DTC P0507 | Misfire Detected - No Communication With Brake Control Module |
| DTC P0520 | Exhaust Gas Recirculation (EGR) Closed Position Performance |
| DTC P0521 | Evaporative Emission (EVAP) System Flow During Non-Purge |
| DTC P0522 | Air Conditioning (A/C) Clutch Relay Control Circuit |
| DTC P0523 | Cruise Control Feedback Circuit |
| DTC P0530 | Cruise Control Inhibit Output Circuit |
| DTC P0530, P0532, or P0533 | Theft Deterrent Fuel Enable Signal Lost |
| DTC P0560 | Theft Deterrent Learn Mode Active |
| DTC P0562 | Theft Deterrent Fuel Enable Signal Not Correct |
| DTC P0563 | 5 Volt Reference 1 Circuit |
| DTC P0567 | 5 Volt Reference 2 Circuit |
| DTC P0568 | Control Module Output A Circuit |
| DTC P0601, P0602, P0603, or P0604 | Control Module Output B Circuit |
| DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 | Control Module Output C Circuit |
| DTC P0615 | Control Module Output D Circuit |
| DTC P0616 | Maximum Adapt and Long Shift |
| DTC P0617 | Torque Converter Overstressed |
| DTC P0620 | Internal Mode Switch-No Start/Wrong Range |
| DTC P0625 | Internal Mode Switch A Circuit Low Voltage |
| DTC P0626 | Internal Mode Switch B Circuit High Voltage |
| DTC P0627 | Internal Mode Switch P Circuit Low Voltage |
| DTC P0628 | Internal Mode Switch-Invalid Range |
| DTC P0629 | Internal Mode Switch C Circuit High Voltage |
| DTC P0638 | Torque Converter Clutch (TCC) PWM Solenoid Control Circuit |
| DTC P0641 | Torque Converter Clutch (TCC) Release Switch Circuit |
| DTC P0645 | Class 2 Communication Malfunction |
| DTC P0645, P0646, or P0647 | Lost Communication with XXX |
| DTC P0650 | Class 2 Data Link Shorted |
| DTC P0651 | Inter-Device Dedicated Bus Malfunction |
| DTC P0700 | Transmission Control Module (TCM) Requested MIL Illumination |
| DTC P0711 | Transmission Fluid Temperature (TFT) Sensor Performance |
| DTC P0712 | Transmission Fluid Temperature (TFT) Sensor Circuit Low Voltage |
| DTC P0713 | Transmission Fluid Temperature (TFT) Sensor Circuit High Voltage |
| DTC P0716 | Input Speed Sensor Performance |
| DTC P0717 | Input Speed Sensor Circuit Low Voltage |
| DTC P0719 | Brake Switch Circuit Low Voltage |
| DTC P0722 | Output Speed Sensor Circuit Low Voltage |
| DTC P0723 | Output Speed Sensor Circuit Intermittent |
| DTC P0724 | Brake Switch Circuit High Voltage |
| DTC P0730 | Incorrect Gear Ratio |
| DTC P0741 | Torque Converter Clutch (TCC) System-Stuck Off |
| DTC P0742 | Torque Converter Clutch (TCC) System-Stuck On |
| DTC P0748 | Pressure Control (PC) Solenoid Control Circuit |
| DTC P0751 | 1-2 Shift Solenoid (SS) Valve Performance - No First or Fourth Gear |
| DTC P0752 | 1-2 Shift Solenoid (SS) Valve Performance - No Second or Third Gear |
| DTC P0753 | 1-2 Shift Solenoid (SS) Control Circuit |
| DTC P0756 | 2-3 Shift Solenoid (SS) Valve Performance - No First or Second Gear |
| DTC P0757 | 2-3 Shift Solenoid (SS) Valve Performance - No Third or Fourth Gear |
| DTC P0758 | 2-3 Shift Solenoid (SS) Control Circuit |
| DTC P0850 | Park/Neutral Position (PNP) Switch Circuit |
| DTC P0864 | Transmission Control Module (TCM) Communication Performance |
| DTC P0961 | Line Pressure Control (PC) Solenoid System Performance |
| DTC P0973 | Shift Solenoid (SS) 1 Control Circuit Low Voltage |
| DTC P0974 | Shift Solenoid (SS) 1 Control Circuit High Voltage |
| DTC P0976 | Shift Solenoid (SS) 2 Control Circuit Low Voltage |
| DTC P0977 | Shift Solenoid (SS) 2 Control Circuit High Voltage |
| DTC P1011-P1014 | Camshaft Position (CMP) Actuator Park Position |
| DTC P1106 | Manifold Absolute Pressure (MAP) Sensor Circuit Intermittent High Voltage |
| DTC P1107 | Manifold Absolute Pressure (MAP) Sensor Circuit Intermittent Low Voltage |
| DTC P1111 | Intake Air Temperature (IAT) Sensor Circuit Intermittent High Voltage |
| DTC P1112 | Intake Air Temperature (IAT) Sensor Circuit Intermittent Low Voltage |
| DTC P1114 | Engine Coolant Temperature (ECT) Sensor Circuit Intermittent Low Voltage |
| DTC P1115 | Engine Coolant Temperature (ECT) Sensor Circuit Intermittent High Voltage |
| DTC P1121 | Throttle Position (TP) Sensor Circuit Intermittent High Voltage |
| DTC P1122 | Throttle Position (TP) Sensor Circuit Intermittent Low Voltage |
| DTC P1133 | HO2S Insufficient Switching Sensor 1 |
| DTC P1134 | HO2S Transition Time Ratio Sensor 1 |
| DTC P1258 | Engine Coolant Overtemperature - Protection Mode Active |
| DTC P1351 | Ignition Coil Control Circuit High Voltage |
| DTC P1352 | Ignition Coil 2 Control Circuit High Voltage |
| DTC P1361 | Ignition Coil Control Circuit Low Voltage |
| DTC P1362 | Ignition Coil 2 Control Circuit Low Voltage |
| DTC P1374 | Crankshaft Position (CKP) High to Low Resolution Frequency Correlation |
| DTC P1380 | Misfire Detected - Rough Road Data Not Available |
| DTC P1381 | Misfire Detected - No Communication With Brake Control Module |
| DTC P1404 | Exhaust Gas Recirculation (EGR) Closed Position Performance |
| DTC P1551 | Throttle Valve Rest Position Not Reached During Learn |
| DTC P1554 | Cruise Control Feedback Circuit |
| DTC P1585 | Cruise Control Inhibit Output Circuit |
| DTC P1621 | Control Module Long Term Memory Performance |
| DTC P1626 | Theft Deterrent Start Enable Signal Lost |
| DTC P1629 | Theft Deterrent Start Enable Signal Not Received |
| DTC P1630 | Theft Deterrent Learn Mode Active |
| DTC P1631 | Theft Deterrent Start Enable Signal Not Correct |
| DTC P1640 | Control Module Output Circuit |
| DTC P1650 | Control Module Output B Circuit |
| DTC P1660 | High Idle Lamp Control Circuit |
| DTC P1668 | Generator L-Terminal Control Circuit |
| DTC P1670 | Control Module Output D Circuit |
| DTC P167A | Control Module HO2S Bank 1 Sensor 1 System Performance |
| DTC P1811 | Maximum Adapt And Long Shift |
| DTC P1814 | Torque Converter Overstressed |
| DTC P1819 | Internal Mode Switch-No Start/Wrong Range |
| DTC P1820 | Internal Mode Switch A Circuit Low Voltage |
| DTC P1822 | Internal Mode Switch B Circuit High Voltage |
| DTC P1823 | Internal Mode Switch P Circuit Low Voltage |
| DTC P1825 | Internal Mode Switch-Invalid Range |
| DTC P1826 | Internal Mode Switch C Circuit High Voltage |
| DTC P1845 | Torque Limit Management |
| DTC P1860 | Torque Converter Clutch (TCC) Pulse Width Modulation (PWM) Solenoid Control Circuit |
| DTC P1887 | Torque Converter Clutch (TCC) Release Switch Circuit |
| DTC P2008 | Intake Manifold Runner Control (IMRC) Solenoid Control Circuit |
| DTC P2009 | Intake Manifold Runner Control (IMRC) Solenoid Control Circuit Low Voltage |
| DTC P2010 | Intake Manifold Runner Control (IMRC) Solenoid Control Circuit High Voltage |
| DTC P2088, P2090, P2092, or P2094 | Camshaft Position (CMP) Actuator Solenoid Control Circuit Low Voltage |
| DTC P2089, P2091, P2093, or P2095 | Camshaft Position (CMP) Actuator Solenoid Control Circuit High Voltage |
| DTC P2096 | Post Catalyst Fuel Trim System Low Limit |
| DTC P2097 | Post Catalyst Fuel Trim System High Limit |
| DTC P2100 | Throttle Actuator Control (TAC) Motor Control Circuit |
| DTC P2101 | Control Module Throttle Actuator Position Performance |
| DTC P2105 | Throttle Actuator Control (TAC) System - Forced Engine Shutdown |
| DTC P2107 | Throttle Actuator Control (TAC) Module Internal Circuit |
| DTC P2119 | Throttle Closed Position Performance |
| DTC P2122 | Accelerator Pedal Position (APP) Sensor 1 Circuit Low Voltage |
| DTC P2123 | Accelerator Pedal Position (APP) Sensor 1 Circuit High Voltage |
| DTC P2127 | Accelerator Pedal Position (APP) Sensor 2 Circuit Low Voltage |
| DTC P2128 | Accelerator Pedal Position (APP) Sensor 2 Circuit High Voltage |
| DTC P2138 | Accelerator Pedal Position (APP) Sensor 1-2 Correlation |
| DTC P2176 | Minimum Throttle Position Not Learned |
| DTC P2177 | Fuel Trim System Lean at Cruise or Accel Bank 1 |
| DTC P2178 | Fuel Trim System Rich at Cruise or Accel Bank 1 |
| DTC P2187 | Fuel Trim System Lean at Idle Bank 1 |
| DTC P2188 | Fuel Trim System Rich at Idle Bank 1 |
| DTC P2195 | HO2S Signal Biased Lean Bank 1 Sensor 1 |
| DTC P2196 | HO2S Signal Biased Rich Bank 1 Sensor 1 |
| DTC P2228 | Barometric Pressure (BARO) Sensor Circuit Low Voltage |
| DTC P2229 | Barometric Pressure (BARO) Sensor Circuit High Voltage |
| DTC P2231 | HO2S Signal Circuit Shorted to Heater Circuit Sensor 1 |
| DTC P2232 | HO2S Signal Circuit Shorted to Heater Circuit Sensor 2 |
| DTC P2237 | HO2S Pumping Current Control Circuit Sensor 1 |
| DTC P2243 | HO2S Reference Voltage Circuit Sensor 1 |
| DTC P2251 | HO2S Low Reference Circuit Sensor 1 |
| DTC P2270 | HO2S Signal Stuck Lean Bank 1 Sensor 2 |
| DTC P2271 | HO2S Signal Stuck Rich Bank 1 Sensor 2 |
| DTC P2300, P2303, P2306, P2309, P2312, or P2315 | Ignition Coil Control Circuit Low Voltage |
| DTC P2301, P2304, P2307, P2310, P2313, or P2316 | Ignition Coil Control Circuit High Voltage |
| DTC P2626 | HO2S Pumping Current Trim Circuit Sensor 1 |
| DTC P2763 | Torque Converter Clutch (TCC) Pressure Control (PC) Solenoid Control Circuit High Voltage |
| DTC P2764 | Torque Converter Clutch (TCC) Pressure Control (PC) Solenoid Control Circuit Low Voltage |
| DTC U0001 | GMLAN High Speed Serial Data Transmit Error Counter Threshold Exceeded |
| DTC U0100-U0299 | GMLAN High Speed Serial Data Circuit |
| DTC U1000 and U1255 | Class 2 Data Link |
| DTC U1001-U1254 | Lost Communications With XXX |
| DTC U1300, U1301, or U1305 | Class 2 Data Link Low or High |
| DTC U1500 | Inter-device Dedicated Bus |
| DTC U2105 | Lost Communications With Engine Control System |
Diagnostic Trouble Code (DTC) List - Vehicle