Brake Switch (Cruise Control): Testing and Inspection

Fig. 82 Stop Lamp Switch Circuit:

1. Disconnect 6-way connector at stop lamp switch.
2. Using an ohmmeter, with brake pedal released, continuity between switch terminals, should exist as follows:
a. Terminals 1 and 4.
b. Terminals 3 and 6.
3. No continuity should exist between switch terminals 2 and 5 with brake pedal released.
4. With brake pedal depressed, continuity should not be present between switch terminals as follows:
a. Terminals 1 and 4.
b. Terminals 3 and 6.
5. Continuity should exists with brake pedal depressed between switch terminals 2 and 5.
6. If continuity is not as specified, replace stop lamp switch.