garajizOBD-II code · manufacturer-specific
P1639
Data Output Link Circuit Failure
- System
- P1 — Powertrain (manufacturer-specific)
- Severity
- Moderate (3/5)
- Can I keep driving?
- Drive with caution
What does P1639 mean?
P1639 is defined as “Data Output Link Circuit Failure”.
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, GM, GMC, Oldsmobile, Saturn: 5 Volt Reference 2 Circuit
- Volkswagen: Accelerator Pedal Position Sensor 1/2 Range Performance
- BMW: Throttle Valve Position Control Throttle Stuck Permanently
- Ford, Lincoln, Mercury: Vehicle ID Block Corrupted or Not Programmed
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This page is general information; an exact diagnosis needs measurements and a technician’s check.