Dodge Ram 2004, Service Manual

Page: 567 / 642

POWERTRAIN VERIFICATION TEST VER - 1 APPLICABILITY
1. Inspect the vehicle to ensure that all engine components are properly installed and
connected. Reassemble and reconnect components as necessary.
2. Inspect the engine oil for contamination. If oil contamination is suspected, change the oil and
filter.
3. If the PCM was not replaced skip steps 4 through 6 and continue the verification.
4. If the PCM was replaced the correct VIN and mileage must be programmed or a DTC will set
in the ABS and Air Bag modules. In addition, if the vehicle is equipped with Sentry Key
Immobilizer Module (SKIM), Secret Key data must be updated to enable start.
5. For ABS and Air Bag systems: Enter correct VIN and Mileage in PCM. Erase codes in ABS
and Air Bag modules.
6. For SKIM theft alarm: Connect DRBIII
t
to data link conn. Go to Theft Alarm, SKIM, Misc.
and place SKIM in secured access mode, by using the appropriate PIN code for this vehicle.
Select Update the Secret Key data. Data will be transferred from SKIM to PCM
7. Attempt to start the engine.
Is the vehicle still unable to start or are there any DTCs or symptoms remaining?
All
Yes
→
Check for any related Technical Service Bulletins and/or refer to the
appropriate Symptoms list (Diagnostic Procedure).
No
→
Repair is complete.
POWERTRAIN VERIFICATION TEST VER - 1 (DIESEL) APPLICABILITY
1. Clear the DTC before continuing.
2. Check if any of the following conditions exist.
3. The ECM has been disconnected or replaced.
4. The battery power has been disconnected.
5. The APPS has been disconnected or replaced.
6. If any of the conditions exist, perform the following steps, otherwise go to step 8.
7. APPS Programming Procedure: Reassemble all components. Turn the ignition key to the ON
or RUN position. Without starting the engine, slowly press the throttle pedal to the floor and
then slowly release.
8. This step must be done (only once) to ensure the accelerator pedal position sensor calibration
has been programmed in the ECM.
9. CAUTION: Do not attempt to adjust screws or disassemble the APPS sensor. These
settings are set at the factory and are not intended to be changed.
10. If the ECM has been replaced, do the following: (Other go to step 12).
11. NOTE: If the Engine Control Module has been replaced and the correct VIN and
mileage have not been programmed, a DTC will be set in the ABS, Airbag Modules
and SKIM module.
12. For ABS and Airbag Systems: Action: Enter correct VIN and Mileage in PCM. Erase ABS
and Airbag Module codes.
13. If the ECM has not been replaced, do the following.
14. Inspect the vehicles to ensure that all engine components are connected. Reassemble and
reconnect components as necessary.
15. Attempt to start the engine.
16. If the engine is unable to start, look for any Technical Service Bulletins that may relate to
this condition. Return to Symptom list if necessary.
17. If the there are no DTCs present and all components are functional, the repair is complete.
Are any DTC(s) present? All
Yes
→
Repair is not complete, refer to appropriate symptom.
No
→
Repair is complete.
553
VERIFICATION TESTS
Verification Tests —
Continued