FixVault

Check Short To Battery In Circuit

  1. Ignition switch OFF.
  2. Disconnect the alternator and ECM connector.
  3. Turn ignition switch ON.
  4. Measure the voltage between the signal terminal of Alternator harness connector and chassis ground.

    Specification:  Approx. 0 V

  5. Is the measured voltage within specification?

    YES 

    • Go to next procedure.

    NO