Check Engine Light (CEL) Codes

If your check engine light is on, go to any AutoZone or PepBoys and ask them to plug in their OBD reader and give you the codes. Then, look up the problem below and fix it. You may have to go to a dealership to have the light turned off though...

P0101 Mass Air Flow Sensor - Signal Implausible

P0102 Mass Air Flow Sensor - Below Lower Limit

P0103 Mass Air Flow Sensor - Above Upper Limit

P0112 Intake Air Temperature Sensor - Below Lower Limit

P0113 Intake Air Temperature Sensor - Above Upper Limit

P0115 Engine Temperature Sensor - Signal Implausible

P0117 Engine Temperature Sensor - Below Lower Limit

P0118 Engine Temperature Sensor - Above Upper Limit

P0122 Throttle Position Sensor - Below Lower Limit

P0123 Throttle Position Sensor - Above Upper Limit

P0130 Oxygen Sensor Ahead of Catalytic Converter (Cylinders 1 - 3) - Intercore Short Circuit or Limited

P0131 Oxygen Sensor Ahead of Catalytic Converter (Cylinders 1 - 3) - Signal Wire Short Circuit to

P0132 Oxygen Sensor Ahead of Catalytic Converter (Cylinders 1 - 3) - Short Circuit to B+

P0133 Aging of Oxygen Sensor Ahead of Catalytic Converter (Cylinders 1 - 3) - Below Lower Limit

P0134 Oxygen Sensor Ahead of Catalytic Converter (Cylinders 1 - 3) - Interruption of Signal

P0136 Oxygen Sensor After Catalytic Converter (Cylinders 1-3) - Intercore Short Circuit

P0137 Oxygen Sensor After Catalytic Converter (Cylinders 1 - 3) - Signal Wire Short Circuit to Ground or Incorrect

P0138 Oxygen Sensor After Catalytic Converter (Cylinders 1 - 3) - Short Circuit to B+

P0139 Aging of Oxygen Sensor After Catalytic Converter (Cylinders 1 - 3)

P0140 Oxygen Sensor After Catalytic Converter (cylinders 1 - 3) - Interruption of Signal

P0150 Oxygen Sensor Ahead of Catalytic Converter (Cylinders 4 - 6) - Intercore Short Circuit or Limited

P0151 Oxygen Sensor Ahead of Catalytic Converter (Cylinders 4 - 6) - Signal Wire Short Circuit to

P0152 Oxygen Sensor Ahead of Catalytic Converter (Cylinders 4 - 6) - Short Circuit to B+

P0153 Aging of Oxygen Sensor Ahead of Catalytic Converter (Cylinders 4 - 6) - Below Lower Limit P0154 Oxygen Sensor Ahead of Catalytic Converter (Cylinders 4 - 6) - Interruption of Signal

P0156 Oxygen Sensor After Catalytic Converter (Cylinders 4 - 6) - Intercore Short Circuit

P0157 Oxygen Sensor After Catalytic Converter (Cylinders 4 - 6) - Signal Wire Short Circuit to Ground or In -

P0158 Oxygen Sensor After Catalytic Converter (Cylinders 4 - 61 - Short Circuit to B+

P0159 Aging of Oxygen Sensor After Catalytic Converter (Cylinders 4 - 6)

P0160 Oxygen Sensor After Catalytic Converter (Cylinders 4 - 6) - Interruption of Signal

P0197 Oil Temperature Sensor - Short Circuit to Ground

P0198 Oil Temperature Sensor - Short Circuit to B+

P0300 Misfire Damaging to Catalytic Converter

P0301 Misfire, Cylinder 1, Damaging to Catalytic Converter

P0302 Misfire, Cylinder 2, Damaging to Catalytic Converter

P0303 Misfire, Cylinder 3, Damaging to Catalytic Converter

P0304 Misfire, Cylinder 4, Damaging to Catalytic Converter

P0305 Misfire, Cylinder 5, Damaging to Catalytic Converter

P0306 Misfire, Cylinder 6, Damaging to Catalytic Converter

P0336 Crankshaft Position Sensor - Not in Specified Range

P0341 Camshaft Position Sensor 1 - Signal Implausible, Short to Ground, Short to B+

P0410 Secondary Air Injection System - Signal Implausible (Cylinders 1 - 3)

P0420 Catalytic Converter Conversion Too Low (Cylinders 1 - 3)

P0430 Catalytic Converter Conversion Too Low (Cylinders 4 - 6)

P0440 Fuel Tank Ventilation System - Above Limit

P0441 Fuel Tank Ventilation System - Above Limit

P0442 Fuel Tank Ventilation System (Micro-leak) - Below Lower Limit

P0444 EVAP Canister Purge Valve - Open Circuit

P0445 EVAP Canister Purge Valve - Short to B+/Short to Ground

P0446 EVAP Canister Shutoff Valve (Function) - Below Lower Limit

P0447 EVAP Canister Shutoff Valve (Output Stage) - Open Circuit

P0448 EVAP Canister Shutoff Valve (Output Stage) - Short to B+/Short to Ground

P0450 Tank Pressure Sensor - Signal Implausible

P0452 Tank Pressure Sensor - Short to Ground

P0453 Tank Pressure Sensor - Short to B+

P0455 Fuel Tank Ventilation System (Major Leak) - Below Lower Limit

P0501 Vehicle Speed - Not in Specified Range

P0506 Idle Air Control - Idle Speed Too Low

P0507 Idle Air Control - Idle Speed Too High

P0600 CAN Time-out - Signal Implausible

P0603 ECM Faulty

P0604 ECM Faulty

P0605 ECM Faulty

P1102 Oxygen Sensor Heating 1 Ahead of Catalytic Converter - Above Upper Limit

P1105 Oxygen Sensor Heating 1 After Catalytic Converter - Above Upper Limit

P1107 Oxygen Sensor Heating 2 Ahead of Catalytic Converter - Above Upper

P1110 Oxygen Sensor Heating 2 After Catalytic Converter - Above Upper Limit

P1115 Oxygen Sensor Heating 1 After Catalytic Converter - Above Upper Limit

P1117 Oxygen Sensor Heating 1 After Catalytic Converter - Below Lower Limit

P1119 Oxygen Sensor Heating 2 Ahead of Catalytic Converter - Below Lower Limit

P1121 Oxygen Sensor Heating 2 After Catalytic Converter - Below Lower Limit

P1123 Oxygen Sensing Adaptation Area 1 (Cylinders 1 - 3) - Lean Threshold

P1124 Oxygen Sensing Adaptation Area 1 (Cylinders 1 - 3) - Rich Threshold

P1125 Oxygen Sensing Adaptation Area 1 (Cylinders 4 - 6) - Lean Threshold

P1126 Oxygen Sensing Adaptation Area 1 (Cylinders 4 - 6) - Rich Threshold

P1127 Oxygen Sensing Adaptation Area 2 (Cylinders 1 - 3) - Lean Threshold

P1128 Oxygen Sensing Adaptation Area 2 (Cylinders 1 - 3) - Rich Threshold

P1129 Oxygen Sensing Adaptation Area 2 (Cylinders 4 - 6) - Lean Threshold

P1130 Oxygen Sensing Adaptation Area 2 (Cylinders 4 - 6) - Rich Threshold

P1140 Load Sensing - Signal Implausible

P1157 Engine Compartment Temperature Sensor - Short Circuit to Ground

P1158 Engine Compartment Temperature Sensor - Short Circuit to B+

P1213 Fuel Injector, Cylinder 1 - Short to B+

P1214 Fuel Injector, Cylinder 2 - Short to B+

P1215 Fuel Injector, Cylinder 3 - Short to B+

P1216 Fuel Injector, Cylinder 4 - Short to B+

P1217 Fuel Injector, Cylinder 5 - Short to B+

P1218 Fuel Injector, Cylinder 6 - Short to B+

P1225 Fuel Injector, Cylinder 1 - Short to Ground

P1226 Fuel Injector, Cylinder 2 - Short to Ground

P1227 Fuel Injector, Cylinder 3 - Short to Ground

P1228 Fuel Injector, Cylinder 4 - Short to Ground

P1229 Fuel Injector, Cylinder 5 - Short to Ground

P1230 Fuel Injector, Cylinder 6 - Short to Ground

P1237 Fuel Injector, Cylinder 1 - Open Circuit

P1238 Fuel Injector, Cylinder 2 - Open Circuit

P1239 Fuel Injector, Cylinder 3 - Open Circuit

P1240 Fuel Injector, Cylinder 4 - Open Circuit

P1241 Fuel Injector, Cylinder 5 - Open Circuit

P1242 Fuel Injector, Cylinder 6 - Open Circuit

P1265 Airbag Signal - Signal Implausible

P1275 Aging of Oxygen Sensor Ahead of Catalytic Converter (Cylinders 1 - 3) - Below Lower Limit

P1276 Aging of Oxygen Sensor Ahead of Catalytic Converter (Cylinders 4 - 6) - Below Lower Limit

P1313 Misfire, Cylinder 1, Emission Relevant

P1314 Misfire, Cylinder 2, Emission Relevant

P1315 Misfire, Cylinder 3, Emission Relevant

P1316 Misfire, Cylinder 4, Emission Relevant

P1317 Misfire, Cylinder 5, Emission Relevant

P1318 Misfire, Cylinder 6, Emission Relevant

P1319 Misfire, Emission Relevant

P1324 Timing Chain out of Position, Bank 2 - Below (or Above) Lower Limit

P1340 Timing Chain out of Position, Bank 1 - Below (or Above) Lower Limit

P1384 Knock Sensor 1 - Signal Implausible

P1385 Knock Sensor 2 - Signal Implausible

P1386 Knock Control Test Pulse - Signal Implausible

P1397 Camshaft Position Sensor 2 - Signal Implausible, Short to Ground, Short to B+

P1411 Secondary Air Injection System - Signal Implausible (Cylinders 4 - 6)

P1455 A/C Compressor Control - Open Circuit

P1456 A/C Compressor Control - Above Upper Limit

P1457 A/C Compressor Control - Below Lower Limit

P1501 Fuel Pump Relay Output Stage - Short Circuit to Ground

P1502 Fuel Pump Relay Output Stage - Short Circuit to B+

P1510 Idle Air Control Valve Opening Coil - Above Upper Limit

P1512 Intake Manifold Switchover 1 (Output Stage) - Short to B+

P1513 Idle Air Control Valve Opening Coil - Below Lower Limit

P1514 Idle Air Control Valve Opening Coil - Open Circuit

P1515 Intake Manifold Switchover 1 (Output Stage) - Short to Ground

P1516 Intake Manifold Switchover 1 (Output Stage) - Open Circuit

P1524 Camshaft Adjustment, Bank 2

P1530 Camshaft Adjustment, Bank 1

P1531 Camshaft Adjustment, Bank 1

P1539 Camshaft Adjustment, Bank 2

P1541 Fuel Pump Relay Output Stage - Open Circuit

P1551 Idle Air Control Valve Closing Coil - Open Circuit

P1552 Idle Air Control Valve Closing Coil - Below Lower Limit

P1553 Idle Air Control Valve Closing Coil - Above Upper Limit

P1570 Immobilizer - Implausible Operating Range

P1571 Immobilizer - Open Circuit / No Signal

P1585 Misfire with Empty Fuel Tank

P1600 Voltage Supply - Signal Implausible (or Below Lower Limit)

P1601 Voltage Supply - Above Upper Limit

P1602 Voltage Supply - Open Circuit

P1640 ECM Faulty

P1671 Engine Compartment Purge Fan Output Stage - Open Circuit (or Short Circuit to Ground or Short Circuit to B+)

P1673 Fan Output Stage - Open Circuit (or Short Circuit to Ground or Short Circuit to B+)

P1689 ECM Faulty

P1691 Check Engine Malfunction Indication Light (MIL) - Open Circuit

P1692 Check Engine Malfunction Indicator Light (MIL) - short Circuit to Ground

P1693 Check Engine Malfunction Indicator Light (MIL) - Short Circuit to B+

P1782 Engine Engagement / Nominal Engine Torque - Short Circuit to Ground