Chrysler Town, Dodge Caravan. Manual - part 673

POWERTRAIN VERIFICATION TEST VER - 2 - NGC

APPLICABILITY

1. NOTE: After completing the Powertrain Verification Test the Transmission Verifi-
cation Test must be performed.
2. NOTE: If the PCM has been replaced and the correct VIN and mileage have not
been programmed, a DTC will be set in the ABS Module, Airbag Module and the
SKIM.
3. NOTE: If the vehicle is equipped with a Sentry Key Immobilizer System, Secret Key
data must be updated. Refer to the Service Information for the PCM, SKIM and the
Transponder (ignition key) for programming information.
4. Inspect the vehicle to ensure that all components related to the repair are connected properly.
5. With the DRBIII

t, clear DTCs and Reset Memory all engine values.

6. Run the engine for one warm-up cycle to verify proper operation.
7. Road test the vehicle. Use all accessories that may be related to this repair.
8. With the DRBIII

t, confirm that no DTC’s or Secondary Indicators are present and that all

components are functioning properly.
9. If this test is being performed after a No Trouble Code test, verify the symptom is no longer
present.
10. If the symptom is still present, or any other symptom or DTC is present refer to the
appropriate category and perform the corresponding symptom.
11. Refer to any Technical Service Bulletins that may apply.
12. If there are no DTCs present and all components are functional properly, the repair is
complete.
Are any DTCs present?

All

Yes

→ Repair is not complete, refer to appropriate symptom.

→ Repair is complete.

POWERTRAIN VERIFICATION TEST VER - 3 - SBEC

APPLICABILITY

1. NOTE: If the PCM has been replaced and the correct VIN and mileage have not
been programmed, a DTC will be set in the ABS Module, Airbag Module and the
SKIM.
2. NOTE: If the vehicle is equipped with a Sentry Key Immobilizer System, Secret Key
data must be updated. Refer to the Service Information for the PCM, SKIM and the
Transponder (ignition key) for programming information.
3. Inspect the vehicle to ensure that all components related to the repair are connected properly.
4. With the DRBIII

t, clear DTCs.

5. Perform generator output test. Refer to the appropriate service information as necessary.
6. Start the engine and set engine speed to 2000 RPM for at least thirty seconds.
7. Cycle the ignition key off and on.
8. With the DRBIII

t, read the DTCs. If the DTC returns, or any other symptom or DTC is

present, refer to the appropriate category and perform the corresponding symptom.
9. If there are no DTCs present and all components are functioning properly, the repair is
complete.
Are any DTCs present?

All

Yes

→ Repair is not complete, refer to appropriate symptom.

→ Repair is complete.

500

VERIFICATION TESTS

Verification Tests —

Continued

POWERTRAIN VERIFICATION TEST VER - 3 - NGC

APPLICABILITY

t, clear DTCs.

6. Perform generator output test. Refer to the appropriate service information as necessary.
7. Start the engine and set engine speed to 2000 RPM for at least thirty seconds.
8. Cycle the ignition key off and on.
9. With the DRBIII

t, read the DTCs. If the DTC returns, or any other symptom or DTC is

present, refer to the appropriate category and perform the corresponding symptom.
10. If there are no DTCs present and all components are functioning properly, the repair is
complete.
Are any DTCs present?

All

Yes

→ Repair is not complete, refer to appropriate symptom.

→ Repair is complete.

501

VERIFICATION TESTS

Verification Tests —

Continued

POWERTRAIN VERIFICATION TEST VER - 4 - SBEC

APPLICABILITY

1. NOTE: If the PCM has been replaced and the correct VIN and mileage have not
been programmed, a DTC will be set in the ABS Module, Airbag Module and the
SKIM.
2. NOTE: If the vehicle is equipped with a Sentry Key Immobilizer System, Secret Key
data must be updated. Refer to the Service Information for the PCM, SKIM and the
Transponder (ignition key) for programming information.
3. Inspect the vehicle to ensure that all engine components are properly installed and
connected.
4. Connect the DRBIII

t to the data link connector and erase all codes.

5. Turn the speed control ON (if equipped, cruise light will be on).
6. Press and release the SET switch. If the speed control did not engage, the repair is not
complete. Check for TSBs that pertain to speed control problems and then, if necessary, return
to the Symptom List.
7. Press and hold the RESUME/ACCEL Switch. If the vehicle speed did not increase by at least
2 mph, the repair is not complete. Check for TSBs that pertain to speed control problem and
then, if necessary, return to Symptom List.
8. Press and hold the COAST switch. The vehicle speed should decrease. If it did not decrease,
the repair is not complete. Check for TSBs that pertain to speed control problem and then, if
necessary, return to Symptom List.
9. Using caution, press and release the brake pedal. If the speed control did not disengage, the
repair is not complete. Check for TSBs that pertain to speed control problem and then, if
necessary, return to Symptom List.
10. Bring the vehicle speed back up to 35 MPH.
11. Press the RESUME/ACCEL switch. If the speed control did not resume the previously set
speed, the repair is not complete. Check for TSBs that pertain to speed control problem and
then, if necessary, return to Symptom List.
12. Hold down the SET switch. If the vehicle did not decelerate, the repair is not complete.
Check for TSBs that pertain to speed control problem and then, if necessary, return to Symptom
List.
13. Ensure vehicle speed is greater than 35 mph and release the SET Switch. If vehicle did not
adjust and set a new vehicle speed, the repair is not complete. Check for TSBs that pertain to
speed control problem and then, if necessary, return to Symptom List.
14. Press and release the CANCEL switch. If the speed control did not disengage, the repair is
not complete. Check for TSBs that pertain to speed control problem and then, if necessary,
return to Symptom List.
15. Bring the vehicle speed back up above 35 mph and engage speed control.
16. Press the OFF switch to turn OFF, (Cruise light will be off). If the speed control did not
disengage, the repair is not complete. Check for TSBs that pertain to speed control problem and
then, if necessary, return to Symptom List.
17. If the vehicle successfully passed all of the previous tests, the speed control system is now
functioning as designed. The repair is now complete.
Did the Speed Control pass the above test?

All

Yes

→ Repair is complete.

→ Repair is not complete, refer to appropriate symptom.

502

VERIFICATION TESTS

Verification Tests —

Continued

POWERTRAIN VERIFICATION TEST VER - 4 - NGC

APPLICABILITY

1. NOTE: After completing the Powertrain Verification Test the Transmission Verifi-
cation Test must be performed.
2. NOTE: If the PCM has been replaced and the correct VIN and mileage have not
been programmed, a DTC will be set in the ABS Module, Airbag Module and the
SKIM.
3. NOTE: If the vehicle is equipped with a Sentry Key Immobilizer System, Secret Key
data must be updated. Refer to the Service Information for the PCM, SKIM and the
Transponder (ignition key) for programming information.
4. Inspect the vehicle to ensure that all engine components are properly installed and
connected.
5. Connect the DRBIII

t to the data link connector and erase all codes.

6. Turn the speed control ON (if equipped, cruise light will be on).
7. Press and release the SET Switch. If the speed control did not engage, the repair is not
complete. Check for TSBs that pertain to speed control problem and then, if necessary, return
to Symptom List.
8. Press and hold the RESUME/ACCEL Switch. If the vehicle speed did not increase by at least
2 mph, the repair is not complete. Check for TSBs that pertain to speed control problem and
then, if necessary, return to Symptom List.
9. Press and hold the COAST switch. The vehicle speed should decrease. If it did not decrease,
the repair is not complete. Check for TSBs that pertain to speed control problem and then, if
necessary, return to Symptom List.
10. Using caution, press and release the brake pedal. If the speed control did not disengage, the
repair is not complete. Check for TSBs that pertain to speed control problem and then, if
necessary, return to Symptom List.
11. Bring the vehicle speed back up to 35 MPH.
12. Press the RESUME/ACCEL switch. If the speed control did not resume the previously set
speed, the repair is not complete. Check for TSBs that pertain to speed control problem and
then, if necessary, return to Symptom List.
13. Hold down the SET switch. If the vehicle did not decelerate, the repair is not complete.
Check for TSBs that pertain to speed control problem and then, if necessary, return to Symptom
List.
14. Ensure vehicle speed is greater than 35 mph and release the SET Switch. If vehicle did not
adjust and set a new vehicle speed, the repair is not complete. Check for TSBs that pertain to
speed control problem and then, if necessary, return to Symptom List.
15. Press and release the CANCEL switch. If the speed control did not disengage, the repair is
not complete. Check for TSBs that pertain to speed control problem and then, if necessary,
return to Symptom List.
16. Bring the vehicle speed back up above 35 mph and engage speed control.
17. Turn the Speed Control Off. (Cruise light will be off). If the speed control did not disengage,
the repair is not complete. Check for TSBs that pertain to speed control problem and then, if
necessary, return to Symptom List.
18. If the vehicle successfully passed all of the previous tests, the speed control system is now
functioning as designed. The repair is now complete.
Did the Speed Control pass the above test?

All

Yes

→ Repair is complete.

→ Repair is not complete, refer to appropriate symptom.

503

VERIFICATION TESTS

Verification Tests —

Continued

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