P1399

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

3 — Subsystem

Ignition system or misfire

Fiat
Input alto, lato alto circuito candelette
Buick Cadillac Chevrolet Chrysler
Wheel Speed Sensor 2, G-Sensor Circuit Intermittent
Dodge Jeep Plymouth Pontiac
Wait To Start Lamp Circuit Open Or Shorted
GM GMC Oldsmobile Saturn
Wheel Speed Sensor 2 G-Sensor Circuit Intermittent
Ford Lincoln Mercury
Glow Plug Circuit High Side High Input
Volkswagen
Engine RPM Signal Short To B+