garajizOBD-II code · manufacturer-specific
P1508
Auxillary Speed Sensor Fault
- System
- P1 — Powertrain (manufacturer-specific)
- Severity
- Moderate (3/5)
- Can I keep driving?
- Drive with caution
What does P1508 mean?
P1508 is defined as “Auxillary Speed Sensor Fault”.
Drive gently and only as far as you need to; have it checked as soon as possible.
Manufacturer-specific meanings
The same code can mean something different on some makes.
- Buick, Cadillac, Chevrolet, Chrysler, GM, GMC, Oldsmobile, Saturn: IAC System Low RPM
- Acura, Honda, Infiniti: IAC Valve Circuit Failure
- Jaguar, Mazda: Idle Air Control Circuit Open
- Kia: Idle Air Control Valve Closing Coil Voltage High
- Citroen, Diğer, Peugeot: Idle Control System Circuit Open
- BMW: Idle Speed Control Valve Opening Solenoid Control Open Circuit
- Volkswagen: Idle System Learned Value Upper Limit Attained
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This page is general information; an exact diagnosis needs measurements and a technician’s check.