P1237 OBD Trouble Code
1 result found
| Type | Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled |
|---|---|
| Description | Fuel Pump Secondary Circuit Conditions |
| Cause | Key on or engine running, then the PCM received a signal from the FPDM that it had detected a fault in the fuel pump secondary circuit |
Try also: https://www.obd-codes.com/p1237
