Before Pinpoint Tests

WARNING: This page is about a different car, the 2004 Ford Pickup, 2004 Ford F550 Super Duty, 2004 Ford F450 Super Duty, 2004 Ford Excursion, and 2004 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: Prior to entering pinpoint tests, check the powertrain control module (PCM) wiring harness for correct connections, bent or broken pins, corrosion, loose wires, correct routing, correct seals and their condition. Check the PCM, sensors and actuators for damage. Refer to the INTRODUCTION article in ENGINE PERFORMANCE.

NOTE: If a concern still exists after electrical diagnosis has been carried out, refer to DIAGNOSIS BY SYMPTOM .

If DTCs appear while carrying out the on-board diagnostics, refer to the Diagnostic Trouble Code Charts for the appropriate procedure. Prior to entering pinpoint tests, refer to any TSBs for transmission concerns.