Operation CHARM: Car repair manuals for everyone.

Indicator Failure

INDICATOR FAILURE

Does not prove out:


A. Connect EEC IV 60-Pin Breakout Box to the EHCU with the ABS adapter cable.
B. Connect 60 pin breakout box pin 1 (yellow indicator) or pin 4 (red indicator) to the ground pin.
C. Wiggle the wire harness at the several points between the EHCU and the instrument cluster.
D. Repair/replace the wire harness at the location that the indicator flickered off for a open circuit.

Illuminates:
A. Wiggle the wire harness at the several points between the EHCU and the instrument cluster.
B. Repair/replace the wire harness at the location that the indicator flickered on for a short to ground.