THE ELECTRONIC CONTROL UNIT (ECU) FOR THE POWER DOOR LOCK SYSTEM CAN FAIL, CAUSING THE CONTACTS TO "WELD", AND RESULTING IN DOOR LOCK SOLENOID DAMAGE, WITH FAILURE OF THE DOOR TO LOCK OR UNLOCK, EVEN UNDER MANUAL OPERATION.IF THE DOOR FAILS TO OPEN AFTER ECU FAILURE, VEHICLEOCCUPANTS WOULD HAVE INCREASED DIFFICULTY EXITING THE VEHICLE IN AN EMERGENCY.
DESCRIPTION OF COMPONENT
LATCHES/LOCKS/LINKAGES:DOORS:LATCH
RESOLUTION
INSTALL AN ADDITIONAL SUBCIRCUIT RELAY CONTROL TO PREVENT MALFUNCTION OF ORIGINAL RELAYS IN THE ECU.
NOTES
SYSTEM: STRUCTURE: POWER DOOR LOCKS.VEHICLE DESCRIPTION: PASSENGER CARS WITH POWER DOOR LOCKS.
To Address this issue, please contact your local dealer or Toyota directly for assistance
All information provided by National Highway Traffic Safety Administration
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