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P0203 Diagnostic Trouble Code Discussion for January 2011

Fuel Injector 3 Control Circuit Malfunction

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Trouble Ticket Help Requests for DTC P0203
Help Request Posted
1996 BMW Z3 Roadster 1.9L Poor Idle Quality, Misfire VIN: 4USCH7328T
P0203: Injector circuit open cylinder 3. Intermittently problem with poor idle quality and misfire. I have driven this car for a 1/2 hr. stopped and drove for another 1/2 hr and everything worked perfect. The next time I started the car it had a poor idle and a bad misfire. This is when the codes s...
January 27, 2011