Lexus NX: System Diagram
SYSTEM DIAGRAM
Power Door Lock Control System

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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
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 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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TERMINALS OF ECU CHECK OUTER MIRROR CONTROL ECU ASSEMBLY LH (a) Disconnect the M5 ECU connector. (b) Measure the voltage and resistance according to the value(s) in the table below. Tester Connection Wiring Color Terminal Description Condition Specified Condition M5-5 (SIG) - M5-7 (G
DESCRIPTION DTC B1794 is stored when a malfunction is detected in the occupant detection ECU. DTC No. Detection Item DTC Detection Condition Trouble Area B1794 Open in Occupant Classification ECU Battery Positive Line One of the following conditions is met:
Occupant detection ECU
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