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P1223 Diagnostic Trouble Code Discussion for September 2009

Fuel Injector 1 Output Circuit Malfunction

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Trouble Ticket Help Requests for DTC P1223
Help Request Posted
1999 Mercedes-Benz E300 3.0L Poor Idle Quality, Hesitation, Surge VIN: WDBJF25H7X
P1223: Fuel Rack Position Sensor Y23/ 1I1. ... came in with no power. It barely made it inside our bay. We checked the basics and replaced the fuel filter because it was very heavy and seemed like it had not been changed in a while and the air filter because it was filthy. It also had a code in the PCM...
September 22, 2009