DOOR LOCK POWER DOOR LOCK CONTROL SYSTEM All Doors LOCK/UNLOCK Functions do not Operate Via Master Switch
DESCRIPTION
The main body ECU (multiplex network body ECU) receives switch signals from the multiplex network master switch assembly via LIN communication system. The main body ECU (multiplex network body ECU) activates the door lock motor on each door according to these signals.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
- NOTICE:
- ·
The power door lock control system uses the LIN communication system. Inspect the communication function by following How to Proceed with Troubleshooting. Troubleshoot the power door lock control system after confirming that the communication systems are functioning properly.
·If the main body ECU (multiplex network body ECU) is replaced, refer to Service Bulletin (w/ Smart Entry and Start System).
PROCEDURE
Read the Data List according to the display on the GTS.
- Body Electrical > Master Switch > Data List
-
Tester Display Measurement Item Range Normal Condition Diagnostic Note Door Lock Switch Status Multiplex network master switch assembly lock signal OFF or ON OFF: Lock side of multiplex network master switch assembly not pushed
ON: Lock side of multiplex network master switch assembly pushed- Door Unlock Switch Status Multiplex network master switch assembly unlock signal OFF or ON OFF: Unlock side of multiplex network master switch assembly not pushed
ON: Unlock side of multiplex network master switch assembly pushed-
- Body Electrical > Master Switch > Data List
-
Tester Display Door Lock Switch Status Door Unlock Switch Status - 50003 148 38,39
- OK:
On the GTS screen, ON or OFF is displayed for each item according to the table above.
- Result:
Proceed to OK NG
OK
NG