PCM DTC Chart
PCM DTC CHART
| DTC | Description | Action |
|---|---|---|
| P1260 | Theft Detected, Vehicle Immobilized | If there are any Passive Anti-Theft System (PATS) DTCs present in the Instrument Cluster (IC), ADDRESS them first. This DTC may also indicate a Controller Area Network (CAN) concern or a parameter reset concern. Make sure to verify if there are any communication concerns/DTCs with any modules. REFER to MODULE COMMUNICATIONS NETWORK . If DTC P1260 is the only DTC present, there may be a parameter reset, power or ground concern with the PCM. REFER to PASSIVE ANTI-THEFT SYSTEM (PATS) PARAMETER RESET . If necessary, CHECK the powers and grounds to the PCM. REFER to the SYSTEM WIRING DIAGRAMS (Expedition), SYSTEM WIRING DIAGRAMS (Navigator) or SYSTEM WIRING DIAGRAMS (Navigator L) . |
| P1602 | Immobilizer/ECM Communication Error |
NOTE:
If IC
DTC U2510 is also present, address IC
DTC U2510 first. GO to PINPOINT TEST G
. |
| P1622 | Immobilizer ID Does Not Match | CARRY OUT a parameter reset of the IC and the PCM and CYCLE the ignition 3-5 times, making an attempt to start the vehicle each key cycle. REFER to PASSIVE ANTI-THEFT SYSTEM (PATS) PARAMETER RESET . CLEAR the DTCs. CYCLE the ignition. REPEAT the self-test. |
| All other DTCs | - | REFER to the INTRODUCTION - GASOLINE MODELS . |