Lexus NX: Navigation Ecu
Lexus NX Service Manual / Audio & Visual & Telematics / Navigation / Multi Info Display / Navigation Ecu
Components
COMPONENTS
ILLUSTRATION
| *1 | NAVIGATION ECU | *2 | NO. 1 RADIO BRACKET |
| *3 | NO. 2 RADIO BRACKET | *4 | RADIO RECEIVER ASSEMBLY WITH BRACKET |
| *5 | NAVIGATION WIRE | - | - |
Removal
REMOVAL
PROCEDURE
1. REMOVE RADIO RECEIVER ASSEMBLY WITH BRACKET
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2. REMOVE NO. 1 RADIO BRACKET
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3. REMOVE NO. 2 RADIO BRACKET
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4. REMOVE NAVIGATION ECU
| (a) Disconnect the connectors and remove the navigation wire. |
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(b) Remove the navigation ECU.
Installation
INSTALLATION
PROCEDURE
1. INSTALL NAVIGATION ECU
| (a) Connect the connectors and install a navigation ECU in the mounting location. |
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2. INSTALL NO. 1 RADIO BRACKET
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3. INSTALL NO. 2 RADIO BRACKET
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4. INSTALL RADIO RECEIVER ASSEMBLY WITH BRACKET
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Precaution
PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL NOTICE: After the power switch is turned off, the radio receiver assembly records various types of memory and set
Parts Location
PARTS LOCATION ILLUSTRATION *A w/ Parking Assist Monitor System *B w/ Panoramic View Monitor System *1 NO. 2 ENGINE ROOM RELAY BLOCK - DCM FUSE (w/ Manual [SOS] Switch) - ECU-B NO.1 FU
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Terminals Of Ecu
TERMINALS OF ECU AIR CONDITIONING AMPLIFIER ASSEMBLY (a) Disconnect the I50 air conditioning amplifier assembly connector. (b) Measure the resistance and voltage according to the value(s) in the table below. HINT: Check from the rear of the connector while it is connected to the air conditioning am
Operation Check
OPERATION CHECK AUTOMATIC LIGHT CONTROL SYSTEM OPERATION CHECK (a) Turn the power switch on (IG). (b) Turn the headlight dimmer switch to the AUTO position. (c) Cover the automatic light control sensor. (d) Check that the taillights and low beam headlights come on. (e) Uncover the automatic light co
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