Test A: Cruise Control Input 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.
Enter ECM diagnostics. Select ECM input EI82. See ECM INPUT TEST EI82: CRUISE CONTROL ON/OFF SWITCH . Turn ignition on. Go to CRUISE CONTROL INPUT TEST (EI82) .
CRUISE CONTROL INPUT TEST (EI82)
| Action | ECM Display | For Diagnosis | ||||||
| Press Cruise Switch ON Button. | HI | (1)(2) | ||||||
| Press Cruise Switch OFF Button. | LO | (1)(3) | ||||||
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Enter ECM diagnostics. Select ECM input test EI71. See ECM INPUT TEST EI71: VCC BRAKE SWITCH . Turn ignition on and switch CRUISE on. Go to CRUISE CONTROL INPUT TEST (EI71) .
CRUISE CONTROL INPUT TEST (EI71)
| Action | ECM Display | For Diagnosis | ||||
|---|---|---|---|---|---|---|
| Press Brake Pedal | LO | (1) | ||||
| Release Brake Pedal | HI | (2) | ||||
If ECM Displays Are Correct, Go To CRUISE CONTROL INPUT TEST
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Enter ECM diagnostics. Select ECM input test EI83. See ECM INPUT TEST EI83: CRUISE CONTROL SET/COAST SWITCH Turn ignition on and switch CRUISE on. Go to CRUISE CONTROL INPUT TEST (EI83) .
CRUISE CONTROL INPUT TEST (EI83)
| Action | ECM Displays | For Diagnosis | ||||
|---|---|---|---|---|---|---|
| Press SET Switch | HI | (1) | ||||
| Release SET Switch | LO | (2) | ||||
If ECM Displays Are Correct, Go To CRUISE CONTROL INPUT TEST
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Enter ECM diagnostics. Select ECM input test EI84. See ECM INPUT TEST EI84: CRUISE CONTROL RESUME/ACCEL SWITCH . Turn ignition on and switch CRUISE on. Go to CRUISE CONTROL INPUT TEST(EI84) .
CRUISE CONTROL INPUT TEST (EI84)
| Action | ECM Display | For Diagnosis | ||||
| Press Resume/Accelerate (R/A) Switch | HI | (1) | ||||
| Release Resume/Accelerate (R/A) Switch | LO | (2) | ||||
If ECM displays are correct, go to TEST B: CRUISE CONTROL OVERRIDE TEST
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