TEST
ACTION
APPLICABILITY
7
Turn the ignition off.
Disconnect the BCM C4 harness connector.
Disconnect the Instrument Cluster harness connector.
Turn the ignition on.
Using a 12-volt test light connected to ground, probe the Instrument Cluster Wake
Up Sense circuit.
Is the test light illuminated?
All
Yes
→ Repair the Instrument Cluster Wake Up Sense circuit for a short
to voltage.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Replace the Instrument Cluster in accordance with the service
information.
Perform BODY VERIFICATION TEST - VER 1.
8
Turn the ignition off.
Reconnect the BCM C4 harness connector.
Disconnect the Instrument Cluster harness connector.
Measure the resistance between ground and the Instrument Cluster Wake Up Sense
circuit at the Instrument Cluster connector.
Open and close a door. This is done to ensure the BCM is awake.
Is the resistance below 50.0 ohms?
All
Yes
→ Replace the Instrument Cluster in accordance with the service
information.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Replace the Body Control Module in accordance with the service
information.
Perform BODY VERIFICATION TEST - VER 1.
9
Turn the ignition off.
Disconnect the Instrument Cluster harness connector.
Disconnect the BCM C4 harness connector.
Measure the resistance of the Instrument Cluster Wake Up Sense circuit between the
BCM C4 connector and the MIC connector.
Is the resistance below 5.0 ohms?
All
Yes
→ Replace the Instrument Cluster in accordance with the service
information.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Repair the Instrument Cluster Wake Up Sense circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
509
COMMUNICATION
*NO RESPONSE FROM INSTRUMENT CLUSTER —
Continued