Engine Performance DTCS
ENGINE PERFORMANCE DTCS
| OEM Code | Description |
|---|---|
| 12 | RPM SIGNAL CIRCUIT |
| 13 | RPM SIGNAL CIRCUIT |
| 14 | IGNITION SIGNAL CIRCUIT |
| 16 | ECT CONTROL SIGNAL MALFUNCTION |
| 21 | MAIN O2 SENSOR CKT (FEDERAL - FRONT O2 SENSOR) |
| 21 | MAIN O2 SENSOR CKT (GS300 CALIF. - FRONT O2 SENSOR) |
| 22 | ENGINE COOLANT TEMPERATURE SENSOR CIRCUIT |
| 24 | INTAKE AIR TEMPERATURE SENSOR CIRCUIT |
| 25 | AIR/FUEL RATIO MALFUNCTION (LEAN) |
| 26 | AIR/FUEL RATIO MALFUNCTION (RICH) |
| 27 | SUB-OXYGEN SENSOR CIRCUIT (CALIF.) |
| 28 | MAIN O2 SENSOR CKT (FEDERAL - REAR O2 SENSOR) |
| 28 | MAIN O2 SENSOR CKT (GS300 CALIF. - REAR O2 SENSOR) |
| 31 | LOW AIRFLOW METER VOLTAGE |
| 35 | BAROMETRIC PRESSURE SENSOR CIRCUIT |
| 41 | TPS SIGNAL |
| 42 | VEHICLE SPEED SENSOR (VSS) SIGNAL CIRCUIT |
| 43 | STARTER SIGNAL |
| 47 | SUB-TPS SIGNAL |
| 51 | SWITCH CONDITION SIGNAL |
| 52 | KNOCK SENSOR CIRCUIT |
| 53 | KNOCK SENSOR CIRCUIT |
| 55 | KNOCK SENSOR CIRCUIT |
| 71 | EGR SYSTEM MALFUNCTION |
| 78 | FUEL PUMP CONTROL CIRCUIT |