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P0203 Diagnostic Trouble Code Discussion for March 2013

Fuel Injector 3 Control Circuit Malfunction

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Trouble Ticket Help Requests for DTC P0203
Help Request Posted
2007 Volkswagen Jetta 2.5 2.5L Misfire, MIL Lamp on VIN: 3VWPG71K77
P0203: injector cylinder 3 n32 circuit malfunction no signal/no communication intermittent. Thanks in advance for help. Car came in with mil on, and intermittent misfire. Since it is a intermittent problem, we decided to swap coils 3 with 2. Tested all injector resistance, all tested same. looked for wiring issues in obvious places. found no problems...
March 11, 2013