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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Headlight Cleaner Motor and Relay Circuit
DESCRIPTION The headlight ECU sub-assembly RH controls the headlight cleaner motor and pump assembly. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE:
First check that the front washer operates normally.
Inspect the fuses for circuits related to this system before performing the following inspec
Removal
REMOVAL PROCEDURE 1. REMOVE FAN SHROUD WITH COOLING FAN Click here 2. REMOVE COOLING FAN WIRE (a) Disconnect the cooling fan ECU connector. (b) Detach the 3 clamps and remove the cooling fan wire. 3. REMOVE COOLING FAN ECU (a) Disconnect the cooling fan motor connector and No. 2
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