P1641 — GM
P1641 — GM: FC Relay 1 Control Circuit
Code breakdown
P — System
Powertrain (engine, transmission, fuel & emissions)
1 — Type
Manufacturer-specific
6 — Subsystem
Computer output circuit
Manufacturer-specific meanings (GM)
- Circuito primario pompa carburante
- FC Relay 1 Control Circuit
- Fuel Pump Primary Circuit Failure
- Fuel Pump Primary Circuit
- Check DTC Memory Of Air Condition ECU