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P0200 - Injector Circuit Malfunction

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.
Possible 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 BUICK Injector Circuit Malfunction
P0200 CADILLAC Injector Circuit Malfunction
P0200 CHEVROLET Injector Circuit Malfunction
P0200 CHRYSLER Fuel Injector Circuit
P0200 DODGE Fuel Injector Circuit
P0200 GMC Injector Circuit Malfunction
P0200 JEEP Fuel Injector Circuit
P0200 LEXUS Injector Circuit Open
P0200 MERCEDES-BENZ Injector Circuit Malfunction
P0200 PONTIAC Injector Circuit Malfunction
P0200 SATURN Injector Circuit Malfunction
P0200 VOLKSWAGEN Injector Circuit Open
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