Test Point 8

Fault, Fault Code 27 Test Point 8

Data lead, PCM-instrument cluster Short to ground Short to B+

Possible causes, elimination, notes

Short to ground
1. Pull off plug I on the display and operator control unit.
2. Pull off plug III on the instrument cluster.
3. Check lead from plug I pin 20 to plug III pin 6 for short to ground.

Short to B+
1. Pull off plug I on the display and operator control unit.
2. Pull off plug III on the instrument cluster.
3. Check lead from plug I pin 20 to plug III pin 6 for short B+.