Montero V6-3.8L SOHC (2005)
Check if scan tool MB991958 sounds or not.
Q: When the key reminder switch, driver's, front passenger's, rear and back door lock actuator switches, driver's, front passenger's and back door look
key cylinder switches, hood switch are operated, does scan tool MB991958 sound in all cases?
Scan tool MB991958 is sound in all cases : Replace the ETACS-ECU. The theft-alarm indicator light should illuminate, and the theft-alarm system
should be set normally.
Scan tool MB991958 does not sound when the key reminder switch is operated : Refer to Inspection Procedure P-1 "ETACS-ECU does not
receive any signal from the key reminder switch."
Scan tool MB991958 does not sound when the driver's, the front passenger's, the rear and the back door lock actuator switches are operated
: Refer to Inspection Procedure P-6 "ETACS-ECU does not receive any signal from the driver's, front passenger's or back door lock actuator switch."
Scan tool MB991958 does not sound when the driver's, the front passenger's, the rear and the back door lock actuator switches are operated
: Refer to Inspection Procedure P-5 "ETACS-ECU does not receive any signal from the driver's, front passenger's or back door lock key cylinder
switch."
Scan tool MB991958 does not sound when the hood switch is operated : Refer to Inspection Procedure P-9 "ETACS-ECU does not receive any
signal from the hood switch."
Inspection Procedure N-2
Theft-alarm System: Horn does not sound when the theft-alarm is triggered.
