P1503 — Chevrolet
P1503 — Chevrolet: Theft Deterrent System Password Incorrect
Code breakdown
P — System
Powertrain (engine, transmission, fuel & emissions)
1 — Type
Manufacturer-specific
5 — Subsystem
Vehicle speed control, idle control and auxiliary inputs
Manufacturer-specific meanings (Chevrolet)
- Sensore velocità ausiliaria
- Theft Deterrent System Password Incorrect
- Idle Speed Control Valve Closing Solenoid Control Circuit Signal Low
- Load Signal From Generator Range Performance