Voice Recognition/Phone Switch Circuit Shorted to Ground

Test 1 - 2:

Test 3 - 6:

Test 7:

SYMPTOM
VOICE RECOGNITION/PHONE SWITCH CIRCUIT SHORT TO GROUND

TEST NOTE
This symptom is diagnosed using the test PHONE SWITCH STUCK.

WHEN MONITORED
With the ignition on.

SET CONDITION
The Hands Free Module detects voltage below 0.6 volt on the VR/Phone Switch Signal circuit.

POSSIBLE CAUSES
- Hands free module
- Hands free module
- Hands free module
- Rear view mirror
- Sensor ground circuit open
- VR/phone switch signal circuit open
- VR/phone switch signal circuit shorted to ground
- VR/phone switch signal circuit shorted to sensor ground
- VR/phone switch signal circuit shorted to voltage