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P0203 Diagnostic Trouble Code Discussion for March 2007

Fuel Injector 3 Control Circuit Malfunction


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Trouble Ticket Help Requests for DTC P0203
Help Request Posted
2002 Dodge Ram 2500 Truck 5.9L Poor Idle Quality, Surge, Cuts out VIN: 3B7KC26Z72
P0203: Fuel Injector 3 Control Circuit Malfunction. After driving this truck with normal scan readings and no drivability problems, the upstream O2 sensor values will go to 0 and the fuel pulse width kicks up to 13-14 ms even at idle. It will buck and snort all the way back to the shop. Than after sitting in th...
March 19, 2007
2002 Dodge Ram 2500 Truck 5.9L Poor Idle Quality, Surge, Cuts out VIN: 3B7KC26Z72
P0203: Fuel Injector 3 Control Circuit Malfunction. After driving this truck with normal scan readings and no drivability problems, the upstream O2 sensor values will go to 0 and the fuel pulse width kicks up to 13-14 ms even at idle. It will buck and snort all the way back to the shop. Than after sitting in th...
March 19, 2007