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Model: Jaguar XJ 1995 Complaint: The fault code P0172 is likely to be set due to the system being too rich. The fault code P0172 refers to injectors no’s 1 – 6. Remedy: Ensure the code P1111 has been logged after the service drive cycle has been completed. If this is not the case then go to step 6 of the test below. Check the harness and connectors to ensure they are in good condition and are reliable. If they are faulty then either repair or replace and go to step 6 of the test below. Disconnect the injector harness and go to step 1 of the test below if no faults are found. Test: • Check harness insulation PI 032/001 will complete a circuit to ground.
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