Most Throttle Body Injection Vehicles
Except GEO Metro |
13 |
Oxygen Sensor Circuit. |
14 |
Coolant Temperature Sensor Circuit. |
15 |
Coolant Temperature Sensor Circuit. |
21 |
TPS Signal Voltage High. |
22 |
TPS Signal Voltage Low. |
23 |
Manifold/Intake Air Temperature Sensor. |
24 |
Vehicle Speed Sensor Circuit. |
25 |
Manifold/Intake Air Temperature Sensor. |
26 |
Quad-Driver Module Circuit. |
31 |
Governor Malfunction. |
32 |
EGR System Failure. |
33 |
Manifold Absolute Pressure (MAP) Sensor Circuit, Voltage High. |
34 |
Manifold Absolute Pressure (MAP) Sensor Circuit, Voltage Low. |
35 |
Idle Air Control Circuit. |
41 |
Ignition Control Circuit. |
42 |
Electronic Spark Timing Circuit. |
43 |
Electronic Spark Control Circuit. |
44 |
Oxygen Sensor Circuit is Lean. |
45 |
Oxygen Sensor Circuit is Rich. |
46 |
PASS Key Circuit. |
51 |
ECM, PROM or MEM-CAL Error. |
52 |
Fuel CALPAK Missing. |
53 |
System Over Voltage (Except 5.0L & 5.7L Camaro &
Firebird). |
53 |
Anti-Theft System & PASS Key Circuit (5.0L & 5.7L
Camaro & Firebird). |
54 |
Fuel Pump Circuit. |
55 |
Faulty Electronic Control Module. Replace ECM. |
The Diagnostic Codes and Explanations are
derived from Manufacturer supplied Technical Data. WesTech does not guarantee the
accuracy of this Information nor can it be held liable for providing it. |