Lexus NX: System Diagram
Lexus NX Service Manual / Vehicle Interior / Door Lock / Power Door Lock Control System / System Diagram
SYSTEM DIAGRAM
Power Door Lock Control System
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System Description
SYSTEM DESCRIPTION POWER DOOR LOCK CONTROL SYSTEM DESCRIPTION (a) The power door lock system locks/unlocks all doors. The main body ECU (multiplex network body ECU) receives lock/unlock request signal
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the power door lock control system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
NEX
Operation Check
OPERATION CHECK CHECK POWER DOOR LOCK OPERATION NOTICE: The operation check below is based on the non-customized initial condition of the vehicle. (a) Check basic functions. (1) Check that all doors l
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Lost Communication with "Door Control Module A" (U0199)
DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from U0199 Lost Communication with "Door Control Module A" There is no communication from the outer mirror control ECU assembly LH.
Power source circuit of outer mirror control ECU assembly LH
Brake Warning Light does not Come ON
DESCRIPTION The skid control ECU (brake booster with master cylinder assembly) is connected to the combination meter assembly via CAN communication. CAUTION / NOTICE / HINT NOTICE: When replacing the skid control ECU (brake booster with master cylinder assembly), perform initialization and calibrati
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