P1284

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

2 — Subsystem

Fuel and air metering (injector circuit)

Fiat
KOER annullato - Guasto pressione di comando iniettori (Diesel)
Dodge Jeep Plymouth Pontiac
Fuel Injection Pump Battery Voltage Out Of Range
Ford Lincoln Mercury
Aborted KOER ICP Failure
BMW
Switching Solenoid for Air Assisted Injection Valves Bank 1 Control Circuit Signal Low
Volkswagen
Fuel Injection Air Control Valve Circuit Open