Getting trouble codes from your SES light, ALDL connector or scanmaster?
Here’s a list of the code numbers & what they mean:
ERROR CODE MALFUNCTION DESCRIPTION
12 ERROR CODE DIAGNOSTIC SYSTEM FUNCTIONING CORRECTLY
13 OXYGEN SENSOR CIRCUIT OPEN
14 COOLANT TEMPERATURE SENSOR CIRCUIT (HIGH TEMP)
15 COOLANT TEMPERATURE SENSOR CIRCUIT (LOW TEMP)
21 THROTTLE POSITION SENSOR (TPS) CIRCUIT (HIGH)
22 THROTTLE POSITION SENSOR (TPS) CIRCUIT (LOW)
23 MANIFOLD AIR TEMP (MAT) CIRCUIT (LOW TEMP)
24 VEHICLE SPEED SENSOR (VSS) CIRCUIT FAILED
25 MANIFOLD AIR TEMP (MAT) CIRCUIT (HIGH TEMP)
31 WASTEGATE SOLENOID ELECTRICAL SIGNAL FAILED
32 EXHAUST GAS RECIRCULATION (EGR) CIRCUIT
33 MASS AIR FLOW (MAF) CIRCUIT (HIGH)
34 MASS AIR FLOW (MAF) CIRCUIT (LOW / NO SIGNAL)
35 CODE NOT USED ON TURBO CARS
41 CAM SENSOR CIRCUIT FAILURE
42 C3I ELECTRONIC SPARK TIMING (EST) FAILURE
43 ELECTRONIC SPARK CONTROL (ESC) FAILURE
44 OXYGEN SENSOR CIRCUIT (LEAN EXHAUST)
45 OXYGEN SENSOR CIRCUIT ( RICH EXHAUST)
51 PROM ERROR
52 CALPAK ERROR
53 WATER INJECTION
54 CODE NOT USED ON TURBO CARS
55 ECM ERROR
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