P1634 OBD Trouble Code
1 result found
| Type | Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled |
|---|---|
| Description | Ignition 1 Power Circuit Low Input Conditions |
| Cause | Key on, no Class 2 serial data received, then the PCM detected an improper Ignition 1 Power Circuit (Circuit 1) voltage |
Try also: https://www.obd-codes.com/p1634
