Lexus NX: Id Code Box
Components
COMPONENTS
ILLUSTRATION
| *1 | AIR CONDITIONER UNIT ASSEMBLY | *2 | ID CODE BOX (IMMOBILIZER CODE ECU) |
Installation
INSTALLATION
PROCEDURE
1. INSTALL ID CODE BOX (IMMOBILIZER CODE ECU)
(a) Attach the 2 guides.
(b) Attach the claw as shown in the illustration to install the ID code box (immobiliser code ECU).
2. INSTALL AIR CONDITIONER UNIT ASSEMBLY
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3. CONNECT CABLE TO NEGATIVE AUXILIARY BATTERY TERMINAL
4. INITIALIZATION AFTER RECONNECTING AUXILIARY BATTERY TERMINAL
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HINT:
When disconnecting and reconnecting the auxiliary battery, there is an automatic learning function that completes learning when the respective system is used.
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5. REGISTER ECU CODE
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Removal
REMOVAL
PROCEDURE
1. PRECAUTION
CAUTION:
Be sure to read Precaution thoroughly before serving.
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NOTICE:
After turning the power switch off, there may be a waiting time before disconnecting the negative (-) auxiliary battery terminal.
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2. DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL
CAUTION:
- Wait at least 90 seconds after disconnecting the cable from the negative (-) auxiliary battery terminal to disable the SRS system.
- If the airbag deploys for any reason. it may cause a serious accident.
3. REMOVE AIR CONDITIONER UNIT ASSEMBLY
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4. REMOVE ID CODE BOX (IMMOBILIZER CODE ECU)
| (a) Detach the claw as shown in the illustration. |
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| (b) Detach the 2 guides and remove the ID code box (immobiliser code ECU). |
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Precaution
PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL NOTICE:
After the power switch is turned off, there may be a waiting time before disconnecting the negative (-
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
SEE MORE:
Terminals Of Ecu
TERMINALS OF ECU CHECK MULTIPLEX NETWORK DOOR ECU (a) Disconnect the Y26 and Y27 multiplex network door ECU connectors. (b) Measure the voltage and resistance according to the value(s) in the table below. Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Conditi
Inspection
INSPECTION PROCEDURE 1. INSPECT GLOVE BOX LIGHT ASSEMBLY (a) Apply battery voltage to the connector and check the light illumination condition. OK: Measurement Condition Specified Condition Battery positive (+) → 2 (B) Battery negative (-) → 1 (L) Illuminates If the result is n
