Trouble Code Definition
TROUBLE CODE DEFINITION
| Code No. |
Circuit Affected |
| 12 |
No RPM Reference Pulse |
| 13 |
Oxygen Sensor Circuit Open; Left Oxygen Sensor Circuit Open (Dual-Sensor Models) |
| 14 |
Coolant Temperature Sensor Signal Voltage Low |
| 15 |
Coolant Temperature Sensor Signal Voltage High |
| 17 |
PCM Fault, Pull-Up Resistor |
| 19 |
6X Signal Fault |
| 21 |
TPS Signal Voltage High |
| 22 |
TPS Signal Voltage Low |
| 23 |
IAT Sensor Circuit (Low Temp Indicated) |
| 24 |
Vehicle Speed Sensor |
| 25 |
IAT Sensor Circuit (High Temp Indicated) |
| 26 |
Quad-Driver Error |
| 32 |
EGR System Error |
| 33 |
MAP Sensor Signal Voltage High |
| 34 |
MAP Sensor Signal Voltage Low |
| 35 |
IAC Idle Speed Error |
| 41 |
IC Circuit Open Or Grounded |
| 41 & 42 |
By-Pass Open, IC Circuit Grounded |
| 42 |
By-Pass Circuit Open Or Shorted |
| 43 |
Knock Sensor Error |
| 44 |
Lean Exhaust Indication |
| 45 |
Rich Exhaust Indication |
| 49 |
High Idle RPM, Vacuum Leak |
| 51 |
Faulty PROM, MEM-CAL Or ECM/PCM |
| 52 |
Faulty CAL-PAK |
| 53 |
System Voltage Error |
| 55 |
PCM Error |
| 58 |
Transmission Fluid Temperature High |
| 59 |
Transmission Fluid Temperature Low |
| 66 |
A/C Pressure Sensor |
| 67 |
A/C Pressure Sensor |
| 81 |
ABS Message Fault |
| 82 |
Internal PCM Communication Fault |
INFORMATION FLAG DEFINITION
| Flag No. |
Circuit Affected |
| 16 |
Electrical Variable Orifice (EVO) Fault |
| 27 |
Quick Quad-Driver Output Fault |
| 48 |
Reference Input Intermittent Or Noisy |
| 52 |
Battery Voltage Out Of Range |
| 53 |
Knock Sensor (Knock Present) |
| 54 |
5-Volt Reference Ground |
| 58 |
Battery Voltage Unstable |
| 61 |
6X Signal Fault |
| 63 |
Option Check Sum Error |
| 71 |
Cooling System High Temperature |
| 72 |
Cooling System Low Temperature |
| 73 |
Coolant Sensor Signal Unstable |
| 74 |
Coolant/Transmission Temperature Sensor Ratio Error |
| 75 |
Air Temperature Sensor Signal Unstable |
| 76 |
TPS-To-MAP Sensor Voltage Out Of Range |
| 83 |
Low Coolant |
| 84 |
PCM Internal Communications Failure |