Trouble Code Definitions
FAULT CODE IDENTIFICATION
| Code |
Circuit Affected |
Probable Cause |
| 13 |
Heated Oxygen Sensor |
Open Circuit |
| 14 |
Coolant Temp. Sensor |
Low Temp. Indicated |
| 15 |
Coolant Temp. Sensor |
High Temp. Indicated |
| 21 |
Throttle Position Sensor |
Signal Voltage High |
| 22 |
Throttle Position Sensor |
Signal Voltage Low |
| 23 |
Intake Air Temp. Sensor |
Low Temp. Indicated |
| 24 |
Vehicle Speed Sensor |
Incorrect Signal Voltage |
| 25 |
Intake Air Temp. Sensor |
High Temp. Indicated |
| 31 |
MAP Sensor |
High Voltage Input/High Vacuum |
| 32 |
MAP Sensor |
Low Voltage Input/Low Vacuum |
| 41 |
Ignition Signal Circuit |
No Signal |
| 42 |
Camshaft Position Sensor |
No Signal For 2 Seconds |
| 44 |
Idle Switch |
Open/Misadjusted TPS |
| 45 |
Idle Switch |
Grounded Or Misadjusted TPS |
| 51 |
EGR System |
Out Of Calibration |
| 53 |
Ground Circuit |
Circuit Open |