P1323

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

Buick Cadillac Chevrolet Chrysler GM GMC Oldsmobile Saturn
24X Reference Circuit Low Frequency
Volkswagen
Knock Sensor 4 Circuit Low Input