P1631
Manufacturer-specific fault code
This code has different meanings depending on the manufacturer. Select your vehicle make below to view specific diagnosis and solutions:
Code breakdown
P — System
Powertrain (engine, transmission, fuel & emissions)
1 — Type
Manufacturer-specific
6 — Subsystem
Computer output circuit
Manufacturer-specific meanings
- Relè principale centralina motore
- Theft Deterrent Start Enable Signal Not Correct
- Alternator T Open Or No Power Output 1.8L
- Generator Output Voltage Signal No Output
- Accelerator Pedal Position Sensor 1 Signal Too High