Verification Test VER-4A - Speed Control Verification Test

IMPORTANT NOTE: If the Powertrain Control Module (PCM) has been changed and the correct VIN and mileage have not been programmed, a Diagnostic Trouble Code (DTC) will be set in the ABS and Air bag modules. In addition, if the vehicle is equipped with a Smart Key Immobilizer Module (SKIM), Secret Key data must be updated to enable starting.

For ABS and Air Bag systems:

ACTION:
1. Enter correct VIN and Mileage in PCM.
2. Erase codes in ABS and Air Bag modules.

For SKIM theft alarm:

ACTION:
1. Connect the DRB to the data link connector.
2. Go to Engine, Misc. and place the SKIM in secured access mode, by using the appropriate PIN code for this vehicle.
3. Select Update the Secret Key data, data will be transferred from the SKIM to the PCM.

Inspect the vehicle to ensure that all engine components are connected. Reassemble and reconnect components as necessary.

Connect the DRB to the PCM data link connector and erase the codes.

Ensure no other speed control problems remain by doing the following:

1. Road test the vehicle at a speed above 30 mph.
2. Turn the speed control ON/OFF switch to the ON position.
3. Depress and release the SET switch If the speed control did not engage, the repair is not complete.*
4. Quickly depress and release the RESUME/ACCEL switch If the vehicle speed did not increase by 2 mph, the repair is not complete.*
5. Press and HOLD coast switch, vehicle speed should decrease, if no decrease, the repair is not complete.*
6. Using caution, depress and release the brake pedal If the speed control did not disengage, the repair is not complete.*
7. Bring the vehicle speed back up to 25 mph.
8. Depress the RESUME/ACCEL switch If the speed control did not resume the previously set speed, the repair is not complete.*
9. Hold down the SET switch If the vehicle did not decelerate, the repair is not complete.*
10. Ensure the vehicle speed is greater than 30 mph and release the SET switch If the vehicle did not adjust and set a new vehicle speed, the repair is not complete.*
11. Depress and release the cancel switch If the speed control did not disengage, the repair is not complete.*
12. Bring the vehicle back up above 35 and engage speed control.
13. Turn the ON/OFF switch to the OFF position If the speed control did not disengage, the repair is not complete.*

If the vehicle successfully passed all of the previous tests, the speed control system is now functioning as designed. The repair is now complete.

* Check for Technical Service Bulletins that pertain to speed control problem and then, if necessary, return to DTC TEST.