OBD-II code · manufacturer-specific
P1321
Electronic Ignition System Fault Line
- System
- P1 — Powertrain (manufacturer-specific)
- Severity
- Moderate (3/5)
- Can I keep driving?
- Drive with caution
What does P1321 mean?
P1321 is defined as “Electronic Ignition System Fault Line”.
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: Electronic Ignition System Fault Line
- Kia: Glow Indicator Lamp Short Circuit
- Volkswagen: Knock Sensor 3 Circuit Low Input
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This page is general information; an exact diagnosis needs measurements and a technician’s check.