Possible causes

– Fuel Injector harness is open or shorted
– Fuel injector circuit poor electrical connection
– Faulty fuel injector
– Faulty Engine Control Module (ECM)

When is the code detected?

The P0200 is set if the Engine Control Module (ECM) is detects a low or high voltage drop or resistance at the injectors.

Symptoms

– Engine Light ON (or Service Engine Soon Warning Light)
– Lack/Loss of Power
– The engine may be harder to start
– Engine hesitation

P0200 Description

Engine Control Module (ECM) checks the injectors circuit resistance and monitors the voltage drop during normal operation. The ECM will trigger the P0200 code when the resistance or voltage drop at the injectors is out of specifications.

P0200 Information for specific makes

P0200 JEEP
P0200 SATURN
P0200 PONTIAC
P0200 CHEVROLET
P0200 GMC
P0200 BUICK
P0200 CADILLAC
P0200 CHRYSLER
P0200 VOLKSWAGEN
P0200 DODGE
P0200 LEXUS