P1637 OBD Trouble Code
1 result found
| Type | Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled |
|---|---|
| Description | Generator 'L' Terminal Circuit Conditions |
| Cause | Engine running, then the PCM detected the state of 'L' terminal feedback indicated low Generator system voltage for 15 seconds |
Try also: https://www.obd-codes.com/p1637
