Montero V6-3.8L SOHC (2005)
STEP 8. Check the wiring harness between driver's door lock key cylinder switch connector H-03 (terminals 1 and 3) and ETACS-ECU
connector D-223 (terminals 52 and 50).
NOTE: Also check intermediate connector D-25 for loose, corroded, or damaged terminals, or terminals pushed back in the connector. If intermediate
connectors D-25 is damaged, Repair or replace the damaged component(s) as described in Harness Connector Inspection.
Q: Is the wiring harness between driver's door lock key cylinder switch connector H-03 (terminals 1 and 3) and ETACS-ECU connector D-223
(terminals 52 and 50) in good condition?
YES: Replace the ETACS-ECU. If the systems, which are described in "CIRCUIT OPERATION", work normally, the input signal from the driver's
door lock key cylinder switch should be normal.
NO: The wiring harness may be damaged or the connector(s) may have loose, corroded or damaged terminals, or terminals pushed back in the
connector. Repair the wiring harness as necessary. If the systems, which are described in "CIRCUIT OPERATION", work normally, the input signal
from the driver's door lock key cylinder switch should be normal.
