Trouble Diagnosis

PREPARATION

Diagnosis Preparation:

1. Remove trim panel beneath driver's side dash.
2. Remove control unit with harness connected.
3. Perform checks from harness side with connector plugged into control unit.
4. Check continuity between terminal 3 and ground; ensure that control unit is properly grounded.

SYMPTOMS

When any of these symptoms are encountered, refer to the appropriate diagnostic procedure in this section:

1 -- A.S.C.D. control unit cannot be set properly.
2 -- Resume switch will not operate.
3 -- Cancel switch will not operate.
4 -- Engine hunts.
5 -- Large difference between set and actual speed.
6 -- Set speed cannot be cancelled.