Pinpoint Test A: No Start: Introduction
WARNING: This page does not describe the selected car, but rather 31 other vehicles, including the 2009 Mercury Mountaineer, 2009 Mercury Milan, 2009 Mercury Mariner, 2009 Mercury Grand Marquis, and 2009 Lincoln Town Car. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
STOP THIS TEST AT THE FIRST SIGN OF A FUEL LEAK AND REPAIR AS REQUIRED.
NO OPEN FLAME. NO SMOKING DURING FUEL DELIVERY CHECKS .
FAILURE TO FOLLOW THESE INSTRUCTIONS MAY RESULT IN PERSONAL INJURY .
This pinpoint test is intended to diagnose the following:
- spark (as related to electronic engine control)
- powertrain control module (PCM) (12A650)