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P1313 Diagnostic Trouble Code Discussion for October 2011

ETC System - Ice Blockage / Short Circuit To Voltage

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Trouble Ticket Help Requests for DTC P1313
Help Request Posted
1995 Jaguar XJ6 4.0L Excessive Emissions, Surge, Misfire, Poor Fuel Economy VIN: SAJHX1745S
P1313: Misfire in cylinders 123. This car runs rich in cylinders 1,2,3,bank 2 is normal. The problem causes a rough idle and a surge at highway speeds. I have tried a used PCM and Mass Airflow with no Change.It does not have a Pressure REG problem or injector leak.
October 30, 2011