Symptom:
*NO TERMINATION FAILURE
POSSIBLE CAUSES
CCD BUS (+) CIRCUIT OPEN
CCD BUS (-) CIRCUIT OPEN
PCM AND INSTRUMENT CLUSTER
TEST
ACTION
APPLICABILITY
1
Turn the ignition off.
Disconnect the PCM C3 harness connector.
Connect a jumper wire between the CCD Bus (+) circuit and ground.
Turn the ignition on.
With the DRB, enter SYSTEM MONITORS then CCD Bus Test.
Does the DRB display: SHORT TO GROUND?
All
Yes
→
Go To
2
No
→
Repair the CCD Bus (+) circuit for an open.
Perform POWERTRAIN VERIFICATION TEST VER - 2.
2
Turn the ignition off.
Disconnect the PCM C3 harness connector.
Connect a jumper wire between the CCD Bus (-) circuit and ground.
Turn the ignition on.
With the DRB, enter SYSTEM MONITORS then CCD Bus Test.
Does the DRB display: SHORT TO GROUND?
All
Yes
→
Go To
3
No
→
Repair the CCD Bus (-) circuit for an open.
Perform POWERTRAIN VERIFICATION TEST VER - 2.
3
If there are no possible causes remaining, view repair.
All
Repair
If there are no possible causes remaining, replace the PCM and
the Instrument Cluster. Note: For this Bus Failure Message to
appear both Instrument Cluster and Powertrain Control Modules
would have to be open.
Perform POWERTRAIN VERIFICATION TEST VER - 2.
72
COMMUNICATION