Conditions For Cruise Control Inoperative Test

WARNING: This page is about a different car, the 1989 Cadillac Allante, 1988 Cadillac Allante, and 1987 Cadillac Allante. However, it is still accessible from the selected car via links, so may be relevant.

CRUISE CONTROL INOPERATIVE TEST

Action

Test Conditions

ECM Display

For Diagnosis

Depress Brake Pedal

⁽¹⁾

⁽²⁾⁽³⁾

Release Brake Pedal

⁽¹⁾

⁽²⁾⁽³⁾

Depress Brake Pedal

⁽⁴⁾

⁽²⁾⁽⁵⁾

Release Brake Pedal

⁽⁴⁾

⁽²⁾⁽⁵⁾

⁽¹⁾	Enter ECM diagnostics and select input test E170. Cruise control switch must be ON.

⁽²⁾	If ECM displays are correct, go to CRUISE CONTROL INPUT TEST (EI83) .

⁽³⁾	If ECM displays are NOT correct, go to E170 input test diagnosis in appropriate BODY COMPUTER MODULE article.

⁽⁴⁾	Enter ECM diagnostics and select input test E171. Cruise control switch must be ON.

⁽⁵⁾	If ECM displays are NOT correct, go to ECM INPUT TEST EI71: VCC BRAKE SWITCH .