Powertrain Control Module (PCM) Diagnostic Trouble Code (DTC) Index
WARNING: This page is about a different car, the 2005 Ford Pickup, 2005 Ford F550 Super Duty, 2005 Ford F450 Super Duty, and 2005 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
POWERTRAIN CONTROL MODULE (PCM) DIAGNOSTIC TROUBLE CODE (DTC) INDEX
| DTC | Description | Action |
|---|---|---|
| P0620 | Dual generator upper fault detected | GO to PINPOINT TEST T . |
| P1148 | Dual generator lower fault detected | GO to PINPOINT TEST U . |
| P1149 | Dual generator lower circuit fault detected | GO to PINPOINT TEST V . |
| P0623 | Dual generator battery lamp circuit fault detected | GO to INSTRUMENT CLUSTER . |
| P1397 | System voltage out of self-test range | GO to PINPOINT TEST Q . |