Lexus NX: Parts Location
Lexus NX Service Manual / Vehicle Interior / Theft Deterrent / Keyless Entry / Immobiliser System / Parts Location
PARTS LOCATION
ILLUSTRATION
| *1 | NO. 1 ENGINE ROOM RELAY BLOCK AND NO. 1 JUNCTION BLOCK ASSEMBLY - AM2 FUSE - STRG LOCK FUSE | *2 | NO. 2 ENGINE ROOM RELAY BLOCK AND NO. 2 JUNCTION BLOCK ASSEMBLY - IMMOBI FUSE |
ILLUSTRATION
| *1 | POWER SWITCH | *2 | CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) |
| *3 | ID CODE BOX (IMMOBILISER CODE ECU) | *4 | DLC3 |
| *5 | MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) | *6 | INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - IG2 NO.3 FUSE |
| *7 | COMBINATION METER ASSEMBLY | *8 | SECURITY INDICATOR LIGHT (AIR CONDITIONING CONTROL ASSEMBLY) |
| *9 | STEERING LOCK ECU (STEERING LOCK ACTUATOR ASSEMBLY) | *10 | HYBRID VEHICLE CONTROL ECU |
| *11 | DCM (TELEMATICS TRANSCEIVER) (w/ Lexus Enform Remote) | - | - |
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System Diagram
SYSTEM DIAGRAM
System Description
SYSTEM DESCRIPTION IMMOBILISER SYSTEM DESCRIPTION (a) The immobiliser system determines whether or not to enable starting of the hybrid control system based on a comparison of the key ID code and the
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Use this procedure to troubleshoot the immobiliser system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
NEXT 2.
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Removal
REMOVAL PROCEDURE 1. REMOVE NO. 1 SPEAKER OPENING COVER ASSEMBLY Click here 2. REMOVE AUTOMATIC LIGHT CONTROL SENSOR (a) Detach the 2 claws and remove the automatic light control sensor.
Relay
On-vehicle InspectionON-VEHICLE INSPECTION PROCEDURE 1. INSPECT HORN RELAY ASSEMBLY (a) Remove the horn relay assembly. (b) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Condition 3 - 5 Vo
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