Lexus NX: System Diagram
SYSTEM DIAGRAM
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How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Use these procedures to troubleshoot the pre-collision system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
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Customize Parameters
CUSTOMIZE PARAMETERS CUSTOMIZE PRE-COLLISION SYSTEM NOTICE:
When the customer requests a change in a function, first make sure that the function can be customized.
Make a note of the current sett
Initialization
INITIALIZATION STEERING SENSOR ZERO POINT CALIBRATION (a) Start the hybrid system. (b) Drive the vehicle straight ahead at 35 km/h (22 mph) or more for 5 seconds or more. (c) Turn the power switch off
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Open or Short Circuit in Release Switch Circuit (C13A4,C13AC)
DESCRIPTION When the electric parking brake switch (integration control and panel assembly) is pushed to the release side, a release request signal is output to the parking brake ECU assembly. DTC No. Detection Item DTC Detection Condition Trouble Area Memory Note C13A4 Open or Sh
Deceleration Sensor (C1245)
DESCRIPTION The parking brake ECU assembly receives vehicle tilt information from the deceleration sensor (airbag ECU assembly) via CAN communication. DTC No. Detection Item DTC Detection Condition Trouble Area Memory Note C1245 Deceleration Sensor One of the following condition
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