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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Installation
INSTALLATION CAUTION / NOTICE / HINT NOTICE:
Do not replace the spiral cable with the battery connected and the power switch on (IG).
Do not rotate the spiral cable when the following conditions are met: 1) The steering wheel is removed, 2) the battery is connected, and 3) the power switch on (
Lost Communication with EV ECU (U0100,U0129,U0131,U0142,U0151,U0163,U0182,U023A)
DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area U0100 Lost Communication with EV ECU Both conditions are met:
IG voltage is 10.5 V or higher.
No communication with the ECM or hybrid vehicle control ECU continues for 2 seconds or more.
ECM
Hybri
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