October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.
Trouble Code Id Chart
SPECTRUM TROUBLE CODE IDENTIFICATION CHART
| Code |
System Affected |
Probable Cause |
| 12 |
No Dist. Reference Pulse To ECM |
Open Circuit |
| 13 |
Oxygen Sensor |
Open Circuit |
| 14 |
Coolant Temperature |
High Temp. Indicated |
| 15 |
Coolant Temperature |
Low Temperature Indicated |
| 21 |
TPS & Idle Switch Circuit |
Open Or Short To Voltage |
| 22 |
Fuel Cut-Off Relay Circuit |
Open Or Grounded |
| 23 |
Mixture Control Solenoid Circuit |
Open Or Grounded |
| 25 |
AIR VSV Solenoid Circuit |
Open Or Grounded |
| 42 |
Fuel Cut-Off Relay Circuit |
Voltage High |
| 44 |
Oxygen Sensor Circuit |
Lean Exhaust Indicated |
| 45 |
Oxygen Sensor Circuit |
Rich Exhaust Indicated |
| 51 |
PROM Error |
Faulty Or Incorrect PROM |
| 53 |
AIR VSV Solenoid Circuit |
Voltage High |
| 54 |
Mixture Control Solenoid Circuit |
Signal Voltage High |
| 55 |
ECM Error |
Water Leaking Onto ECM Or Corrosion |