Outlander 2WD V6-3.0L (6B31) (2007)
Hands Free Cellular Phone System Circuit Part 2
FUNCTION
During the conversation with the hands-free system, the signal of speaker's voice is transmitted from the microphone unit to the hands-free module. Then
the signal is transmitted from the hands-free module to the cellular phone. The voice of other party is transmitted from the cellular phone to the
hands-free module. Then, the voice is transmitted from the hands-free module to the radio and CD changer <vehicles without MMCS> or audio visual
navigation unit <vehicles with MMCS>, and output from the speaker.
TROUBLE JUDGMENT CONDITIONS
If the hands-free system cannot be used normally, the hands-free module, microphone unit, steering voice control switch, or radio and CD changer
<vehicles without MMCS> or audio visual navigation unit <vehicles with MMCS> may be defective.
TROUBLESHOOTING HINTS
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Malfunction of the hands-free module
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Malfunction of the microphone unit
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Malfunction of the steering voice-control switch
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Malfunction of the radio and CD changer <vehicles without MMCS> or audio visual navigation unit <vehicles with MMCS>
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Damaged harness wires and connectors
DIAGNOSIS
Required Special Tools:
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MB991223: Harness Set
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MB992006: Extra Fine Probe
STEP 1. Check the cellular phone.
Check that the cellular phone can be used normally as a unit.
Q: Is it possible to use the cellular phone normally?
YES: Go to Step 2.
NO: Repair or replace the cellular phone.
STEP 2. Temporarily replace the cellular phone, and check the trouble symptom.
Temporarily register a separate Bluetooth (TM) supported cellular phone, and check that the hands-free cellular phone system operates normally.
Q: Is the normal conversation possible with the hands-free system?