Test C

Pinpoint Test C: DTCS B1987, B1988, and B1989: Pedal Forward/Rearward Motor Stalled

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Part 2 Of 2:

Normal Operation
The two-way adjustable pedal motor receives power from the DSM through circuit 1489 (LB/BK) (forward) and circuit 1490 (LB/OG) (rearward). The motor runs until the manual switch is released, until the travel limit is reached, or until the stored memory position is reached.

Possible Causes
^ brake or accelerator pedal obstruction
^ binding adjustable motor cable
^ adjustable pedal switch
^ short to ground in adjustable pedal switch circuit 1492 (LB/RD) or 1493 (PK BK)
^ short to power in adjustable pedal motor circuit 1489 (LB/BK) or 1490 (LB/OG)
^ adjustable pedal motor