TEST
ACTION
APPLICABILITY
5
Turn the ignition on.
With the DRBIII
t, display the VIN that is programmed in the PCM.
Was the correct VIN programmed into the PCM?
All
Yes
→ Go To 6
No
→ Replace and program the Powertrain Control Module in accor-
dance with the Service Information.
Perform SKIS VERIFICATION.
6
Turn the ignition off.
Replace and program the Sentry Key Immobilizer Module in accordance with the
Service Information.
Turn the ignition on.
With the DRBIII
t, erase all SKIM and PCM DTCs.
NOTE: Before continuing, check the PCM harness connector terminals for
corrosion, damage, or terminal push out. Repair as necessary.
Attempt to start and idle the engine.
With the DRB III, read the PCM DTCs.
Using the schematics as a guide, inspect the wire harness and connectors. Pay
particular attention to all Power and Ground circuits.
Does the DRB III display this code?
All
Yes
→ Replace and program the Powertrain Control Module in accor-
dance with the Service Information.
Perform SKIS VERIFICATION.
No
→ Test Complete.
7
NOTE: This DTC could have been set if the SKIM harness connector was
disconnected, or if the SKIM was replaced recently.
NOTE: All keys that the customer uses for this vehicle must be tested to
verify they are operating properly.
NOTE: Ensure the customer is not attempting to use a non-SKIM duplicate
key.
Turn the ignition on.
Verify the correct VIN is programmed into the PCM and SKIM.
Turn the ignition off.
With the next customer key turn the ignition key on and crank the engine to start.
With the DRBIII
t, read the PCM DTCs. Look for P1685
Is the Starts Since Set counter for DTC P1685 displayed and equal to 0?
All
Yes
→ Replace the Ignition Key.
Perform SKIS VERIFICATION.
No
→ Test Complete.
NOTE: If this DTC cannot be reset, it could have been an actual theft
attempt.
207
DRIVEABILITY - SBEC
P1685-WRONG OR INVALID KEY MSG RECEIVED FROM SKIM —
Continued