P1691 — Buick
P1691 — Buick: Coolant Gage Circuit Low Voltage
Code breakdown
P — System
Powertrain (engine, transmission, fuel & emissions)
1 — Type
Manufacturer-specific
6 — Subsystem
Computer output circuit
Manufacturer-specific meanings (Buick)
- Circuito elettrovalvola comando pressione turbo (Mazda)
- Coolant Gage Circuit Low Voltage
- Fuel Injection Pump Controller Calibration Failure
- Turbo Pressure Control Solenoid Circuit
- Coolant Gauge Circuit Low Voltage
- MIL Open Circuit