Montero V6-3.8L SOHC (2005)
Central Door Locking System: All the doors do not lock with just the driver's inside lock knob operation.
Central Door Lock (Door Lock Actuator Switch) Circuit
TECHNICAL DESCRIPTION
The driver's door lock actuator switch or the ETACS-ECU may be defective.
TROUBLESHOOTING HINTS
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The driver's door lock actuator switch may be defective
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The ETACS-ECU may be defective
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The wiring harness or connectors may have loose, corroded or damaged terminals, or terminals pushed back in the connector
DIAGNOSIS
Required Special Tools:
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MB991223: Harness Set
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MB991958: Scan Tool (MUT-III Sub Assembly)
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MB991824: Vehicle Communication Interface (V.C.I.)
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MB991827: MUT-III USB Cable
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MB991911: MUT-III Main Harness B
Check the input signal (by using the pulse check mode of the monitor.)
Check the input signals from the driver's door lock actuator switch.
CAUTION: To prevent damage to scan tool MB991958, always turn the ignition switch to the "LOCK" (OFF) position before connecting or
disconnecting scan tool MB991958.
