Engine Controls/Fuel - 3.6L (LF4, LGX) - Diagnostic Trouble Codes
WARNING: This page is about a different car, the 2016 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
ENGINE CONTROLS/FUEL - 3.6L (LF4, LGX) - DIAGNOSTIC TROUBLE CODES
| DTC | Description |
|---|---|
| DTC P0010, P0013, P0020, P0023, P2088, P2089, P2090, P2091, P2092, P2093, P2094, or P2095 | Camshaft Position Actuator Solenoid |
| DTC P0011, P0014, P0021, or P0024 | Camshaft Position System |
| DTC P0016, P0017, P0018, or P0019 | Crankshaft Position - Camshaft Position Not Plausible |
| DTC P0030-P0032, P0036-P0038, P0050-P0054, P0056-P0060, P0135, P0141, P0155, or P0161 | HO2S Heater (LF4) |
| DTC P0030-P0032, P0036-P0038, P0050-P0054, P0056-P0060, P0135, P0141, P0155, or P0161 | HO2S Heater (LGX) |
| DTC P0033-P0035 or P00C0-P00C2 | Turbocharger Bypass Solenoid |
| DTC P0068 or P1101 | Throttle Body/Intake Air Flow (LGX) |
| DTC P0068 or P1101 | Throttle Body/Intake Air Flow (LF4) |
| DTC P0089, P00C6, P228C, or P228D | Fuel Pressure Regulator |
| DTC P0090-P0092, P00C8, P00C9, or P00CA | |
| DTC P0096 or P0111 | Intake Air Temperature (IAT) Sensor (LGX) |
| DTC P0096 or P0111 | Intake Air Temperature (IAT) Sensor (LF4) |
| DTC P0097, P0098, or P0099 | Intake Air Temperature (IAT) Sensor (LGX) |
| DTC P0097, P0098, or P0099 | Intake Air Temperature (IAT) Sensor (LF4) |
| DTC P00C4 or P2261 | Turbocharger Bypass Valve Stuck |
| DTC P00C7 | Intake Air Pressure Measurement System - Multiple Sensors Not Plausible |
| DTC P00E9 | Intake Air Temperature (IAT) Sensor 3 |
| DTC P00EA-P00EC | Intake Air Temperature (IAT) Sensor 3 |
| DTC P00F4-P00F6 | Intake Air Humidity Sensor (LGX) |
| DTC P00F4-P00F6 | Intake Air Humidity Sensor (LF4) |
| DTC P00FF, P069E, P06EC, P0700, P0800, P0AC4, P1E00, P2561, P25A2, P25AF, P25C9, P26C8, or P26C9 | Control Module Requested MIL Illumination (LGX) |
| DTC P0101 | Mass Air Flow (MAF) Sensor (LGX) |
| DTC P0101 | Mass Air Flow (MAF) Sensor (LF4) |
| DTC P0102 or P0103 | Mass Air Flow (MAF) Sensor (LGX) |
| DTC P0102 or P0103 | Mass Air Flow (MAF) Sensor (LF4) |
| DTC P0106 | Manifold Absolute Pressure (MAP) Sensor |
| DTC P0107 or P0108 | Manifold Absolute Pressure (MAP) Sensor |
| DTC P010B | Mass Air Flow (MAF) Sensor Bank 2 |
| DTC P010C or P010D | Mass Air Flow (MAF) Sensor Bank 2 |
| DTC P0112, P0113, or P0114 | Intake Air Temperature (IAT) Sensor 1 (LGX) |
| DTC P0112, P0113, or P0114 | Intake Air Temperature (IAT) Sensor 1 (LF4) |
| DTC P0116 | Engine Coolant Temperature (ECT) Sensor (LF4) |
| DTC P0116 | Engine Coolant Temperature (ECT) Sensor (LGX) |
| DTC P0117, P0118, or P0119 | Engine Coolant Temperature (ECT) Sensor (LF4) |
| DTC P0117, P0118, or P0119 | Engine Coolant Temperature (ECT) Sensor (LGX) |
| DTC P0121-P0123, P0222, P0223, P16A0-P16A2, or P2135 | Throttle Position Sensor (LGX) |
| DTC P0121-P0123, P0222, P0223, P16A0-P16A2, or P2135 | Throttle Position Sensor (LF4) |
| DTC P0128 | Engine Coolant Temperature (ECT) Below Thermostat Regulating Temperature (LF4) |
| DTC P0128 | Engine Coolant Temperature (ECT) Below Thermostat Regulating Temperature (LGX) |
| DTC P0131, P0132, P0137, P0138, P0151, P0152, P0157, or P0158 | HO2S Voltage (LF4) |
| DTC P0131, P0132, P0137, P0138, P0151, P0152, P0157, or P0158 | HO2S Voltage (LGX) |
| DTC P0133, P013A-P013F, P014A, P014B, P0153, P015A-P015D, or P2270-P2273 | HO2S Slow Response |
| DTC P0171, P0172, P0174, or P0175 | Fuel Trim System |
| DTC P0182, P0183, P0187, P0188, P111F, P126E, or P126F | Fuel Temperature Sensor |
| DTC P018B-P018D | Fuel Pressure Sensor (Chassis Control Module) |
| DTC P018B-P018D | Fuel Pressure Sensor (LF4) |
| DTC P0191 | Fuel Rail Pressure Sensor |
| DTC P0201, P0202, P0203, P0204, P0205, P0206, P0261, P0262, P0264, P0265, P0267, P0268, P0270, P0271, P0273, P0274, P0276, or P0277 | Cylinder 1-6 Injector |
| DTC P0231, P0232, or P023F | Fuel Pump Control Voltage (Chassis Control Module) |
| DTC P0231, P0232, or P023F | Fuel Pump Control Voltage (LF4) |
| DTC P0234, P0299, or P16E7 | Engine Overboost/Underboost |
| DTC P0236 | Turbocharger Boost Sensor |
| DTC P0237 or P0238 | Turbocharger Boost Sensor Voltage |
| DTC P023A-P023C | Charge Air Cooler Coolant Pump Relay |
| DTC P0243, P0245-P0247, P0249, or P0250 | Turbocharger Wastegate Solenoid |
| DTC P025A | Fuel Pump Control Module (Chassis Control Module) |
| DTC P026A | Charge Air Cooler |
| DTC P0300-P0306 | Engine Misfire |
| DTC P0315 | Crankshaft Position System Variation Not Learned |
| DTC P0324, P0326, P0331, P06B6, or P06B7 | Knock Sensor |
| DTC P0325, P0327, P0328, P0330, P0332, or P0333 | Knock Sensor |
| DTC P0335 or P0336 | Crankshaft Position Sensor |
| DTC P0335 or P0336 | Crankshaft Position Sensor (LF4) |
| DTC P0340, P0341, P0345, P0346, P0365, P0366, P0390, or P0391 | Camshaft Position Sensor |
| DTC P034A or P034B | Crankshaft Position Sensor |
| DTC P0351-P0356, P2300, P2301, P2303, P2304, P2306, P2307, P2309, P2310, P2312, P2313, P2315, or P2316 | Ignition Coil |
| DTC P0420 or P0430 | Catalyst System |
| DTC P0442 | Evaporative Emission (EVAP) System Small Leak Detected |
| DTC P0443, P0458, or P0459 | Evaporative Emission (EVAP) Purge Solenoid |
| DTC P0446 | Evaporative Emission (EVAP) Vent System |
| DTC P0449, P0498, or P0499 | Evaporative Emission (EVAP) Vent Solenoid |
| DTC P0451-P0454 | Fuel Tank Pressure Sensor |
| DTC P0455 | Evaporative Emission (EVAP) System Large Leak Detected |
| DTC P0496 | Evaporative Emission (EVAP) System Flow During Non-Purge |
| DTC P0506 or P0507 | Idle Speed Low/High |
| DTC P050D | Cold Start Rough Idle |
| DTC P05CC-P05CF | Cold Start Camshaft Position |
| DTC P05CC-P05CF | Cold Start Camshaft Position System (LF4) |
| DTC P057B-P057E | Brake Pedal Position Sensor (LF4) |
| DTC P057B-P057E | Brake Pedal Position Sensor (LGX) |
| DTC P0601-P0604, P0606, P062B, P062F, P0630, P160A, P160D, P160E, P161C, P16F3, or P262B | Control Module/Memory |
| DTC P0627-P0629 | Fuel Pump Speed (LGX) |
| DTC P0628 | Fuel Pump Enable Voltage (LF4) |
| DTC P0641 or P06A6 | 5V Reference (Chassis Control Module) |
| DTC P0641, P0651, P0697, or P06A3 | 5V Reference (LF4) |
| DTC P0641, P0651, P0697, or P06A3 | 5V Reference (LGX) |
| DTC P0650, P263A, or P263B | Malfunction Indicator Lamp (LF4) |
| DTC P0650, P263A, or P263B | Malfunction Indicator Lamp (LGX) |
| DTC P0685-P0687, P0689, P0690, or P1682 | Engine Controls Ignition Relay (LF4) |
| DTC P0685-P0687, P0689, P0690, or P1682 | Ignition Relay/Ignition Switch (LGX) |
| DTC P069E | Fuel Pump Control Module Requested MIL |
| DTC P111E | Engine Coolant Temperature Sensor |
| DTC P1248-P124D | Cylinder 1-6 Injector High Control |
| DTC P1255 | Fuel Pump Control Module Driver Overtemperature (LF4) |
| DTC P1255 or P064A | Fuel Pump Control Module Driver Overtemperature (Chassis Control Module) |
| DTC P128A-P128D, P128F, P16E4, or P16E5 | Fuel Rail Pressure Sensor |
| DTC P129B or P129C | Fuel Pump Driver Control Module Voltage (LF4) |
| DTC P129D | Fuel Pump Driver Control Module Ignition On/Start Switch (LF4) |
| DTC P12A6 | Fuel Pump Driver Control Module (LF4) |
| DTC P129E or P12A8 | Fuel Pump Driver Control Module Signal Message Counter |
| DTC P135A or P135B | Ignition Coil Supply Voltage |
| DTC P1400 | Cold Start Emission Reduction |
| DTC P150C | Transmission Control Module Engine Speed Request Signal Message Counter |
| DTC P1516, P2101, P2119, or P2176 | Throttle Actuator Position (LGX) |
| DTC P1516, P2101, P2119, or P2176 | Throttle Actuator Position (LF4) |
| DTC P159F or P15A0 | Fuel Economy Mode Switch (LF4) |
| DTC P159F or P15A0 | Fuel Economy Mode Switch (LGX) |
| DTC P15A1 | Fuel Economy Mode Switch (LF4) |
| DTC P15A1 | Fuel Economy Mode Switch (LGX) |
| DTC P163A | Control Module Fuel Pressure Regulator 1 |
| DTC P16A7, P16AF, or P16B3 | Engine Controls Ignition Relay (LF4) |
| DTC P16A7, P16AF, or P16B3 | Engine Controls Ignition Relay (LGX) |
| DTC P2096 or P2098 | Post Catalyst Fuel Trim System |
| DTC P2097 or P2099 | Post Catalyst Fuel Trim System |
| DTC P2122, P2123, P2127, P2128, or P2138 | Accelerator Pedal Position (APP) Sensor |
| DTC P2147, P2148, P2150, P2151, P2153, P2154, P2156, P2157, P216B, P216C, P216E, or P216F | Cylinder 1-6 Injector High Control |
| DTC P2199 | Intake Air Temperature (IAT) Sensors 1-2 Not Plausible (LGX) |
| DTC P2199 | Intake Air Temperature (IAT) Sensors 1-2 Not Plausible (LF4) |
| DTC P219A or P219B | Fuel Trim Cylinder Balance |
| DTC P2227-P2230 | Barometric Pressure (BARO) Sensor (LGX) |
| DTC P2227-P2230 | Barometric Pressure (BARO) Sensor (LF4) |
| DTC P222B-P222E | Barometric Pressure (BARO) Sensor |
| DTC P2544 | Transmission Torque Request Circuit Message Counter |
| DTC P25CA-P25CF | Intake Camshaft Position Actuator Park Lock Solenoid (LGX) |
| DTC P2615 or P2616 | Camshaft Position Signal |
| DTC P2618 or P2619 | Crankshaft Position Signal |
| DTC P2635 | Fuel Pump Flow (Chassis Control Module) |
| DTC P2635 | Fuel Pump Flow (LF4) |
| DTC P26C8 | Fuel Pump Flow |
| DTC P3400 | Cylinder Deactivation System (LGX) |
| DTC P3409, P3411, P3412, P3433, P3435, or P3436 | Cylinder 2/5 Deactivation Solenoid (LGX) |