Join Now
International Automotive Technicians Network

P0203 Diagnostic Trouble Code Discussion for September 2009

Fuel Injector 3 Control Circuit Malfunction


Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P0203
Help Request Posted
2000 Cadillac DeVille 4.6L Poor Idle Quality VIN: 1G6KD54YOY
P0203: Fuel Injector 3 Control Circuit Malfunction. ... have not been able to diagnose, as there were 8 codes in system, p0108, p0203, p0480, p0748, p1106, p1571, p419. Original recommendation was replace computer because fuel injectors were not activating, and they are groun...
September 08, 2009
2000 Cadillac DeVille 4.6L Poor Idle Quality VIN: 1G6KD54YOY
P0203: Fuel Injector 3 Control Circuit Malfunction. ... have not been able to diagnose, as there were 8 codes in system, p0108, p0203, p0480, p0748, p1106, p1571, p419. Original recommendation was replace computer because fuel injectors were not activating, and they are groun...
September 09, 2009
2000 Cadillac DeVille 4.6L Poor Idle Quality VIN: 1G6KD54YOY
P0203: Fuel Injector 3 Control Circuit Malfunction. ... have not been able to diagnose, as there were 8 codes in system, p0108, p0203, p0480, p0748, p1106, p1571, p419. Original recommendation was replace computer because fuel injectors were not activating, and they are groun...
September 08, 2009
2000 Cadillac DeVille 4.6L Poor Idle Quality VIN: 1G6KD54YOY
P0203: Fuel Injector 3 Control Circuit Malfunction. ... have not been able to diagnose, as there were 8 codes in system, p0108, p0203, p0480, p0748, p1106, p1571, p419. Original recommendation was replace computer because fuel injectors were not activating, and they are groun...
September 09, 2009