TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRBIIIt, erase HFM DTCs.
Attempt to make a phone call using the system.
With the DRBIIIt, read HFM DTCs.
Does the DRBIIIt display this DTC?
All
Yes → Go To 2
No → Go To 7
2 Turn the ignition off.
Disconnect the Radio C2 harness connector.
Disconnect the Hands Free Module harness connectors.
Measure the resistance of the Left Audio Output circuit.
Is the resistance below 10.0 ohms?
All
Yes → Go To 3
No → Repair the Left Audio Output circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
3 Turn the ignition off.
Disconnect the Radio C2 harness connector.
Disconnect the Hands Free Module harness connector.
Measure the resistance between ground and the Left Audio Output circuit.
Is the resistance above 1000.0 ohms?
All
Yes → Go To 4
No → Repair the Left Audio Output circuit for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
4 Turn the ignition off.
Disconnect the Radio C2 harness connector.
Disconnect the Hands Free Module harness connector.
Turn the ignition on.
Measure the voltage of the Left Audio Output circuit.
Is the voltage below 1.0 volt?
All
Yes → Go To 5
No → Repair the Left Audio Output circuit for a short to voltage.
Perform BODY VERIFICATION TEST - VER 1.
5 Turn the ignition off.
Disconnect the Radio C2 harness connector.
Disconnect the Hands Free Module harness connector.
Measure the resistance of the Hands Free Audio Output Common circuit.
Is the resistance below 10.0 ohms?
All
Yes → Go To 6
No → Repair the Hands FreeAudio OutputCommon circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
503
TELECOMMUNICATION
LEFT AUDIO INPUT SHORT TO GROUND — Continued
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