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Lexus NX: Navigation System
Lexus NX Service Manual
/
Audio & Visual & Telematics
/
Navigation / Multi Info Display
/ Navigation System
Precaution
Parts Location
System Diagram
System Description
How To Proceed With Troubleshooting
Operation Check
Customize Parameters
Problem Symptoms Table
Terminals Of Ecu
Dtc Check / Clear
Freeze Frame Data
Data List / Active Test
Diagnostic Trouble Code Chart
Lost Communication with Haptic Device (B1323-B1326)
NTSC Disconnected (from Park Assist/Monitoring ECU) (B1535,C1622)
GVIF Disconnected (from Extension Module to H/U) (B153A)
Extension Module Disconnected 2 (B1543)
HD Radio Tuner Malfunction (B1551,B15A0,B15B3,B15B5,B15B7,B15BA,B15F9)
Extension Module Malfunction 2 (B1556)
Touch Pad Sensor Malfunction (B1559)
Touch Pad Vibration Driver Malfunction (B155A)
Touch Pad Memory Module Malfunction (B155B)
GVIF Disconnected (from Park Assist/Monitoring ECU to EMV/MM Integrated Device) (B1574)
GVIF Disconnected (from EMV/MM Integrated Device to Multi Display) (B1575)
Voice Recognition Microphone Disconnected (B1579)
USB Device Malfunction (B1585)
AV Signal Stoppage (Low Battery Voltage) (B158F)
Stereo Component Amplifier Malfunction (B15A3)
Display Malfunction (B15A6,B15B0)
Navigation Processor Malfunction (B15AD)
Short in GPS Antenna (B15C0,B15C1)
Speed Signal Malfunction (B15C2)
Speaker Output Short (B15C3)
MOST Communication Malfunction (B15D0)
Stereo Component Amplifier Disconnected (B15D3)
Display Disconnected (B15D6)
Telematics Transceiver Disconnected (B15DB)
Air Conditioner ECU Vehicle Information Reading/Writing Processor Malfunction (B15F5)
Main Body ECU Vehicle Information Reading/Writing Process Malfunction (B15F6)
Certification ECU Vehicle Information Reading/Writing Process Malfunction (B15F7)
D-Seat ECU Vehicle Information Reading/Writing Process Malfunction (B15F8)
XM Tuner Antenna Disconnected (B15FE,B15FF)
Camera ECU Malfunction (C1610)
Sending Malfunction (Navigation to APGS) (U0073,U0100,U0129,U0140,U0155,U0164,U0198,U023B,U0265,U0293,U1110)
Satellite Radio Broadcast cannot be Received
Satellite Radio Broadcast cannot be Selected or After Selecting Broadcast, Broadcast cannot be Added into Memory
Weather and traffic information cannot be obtained
Noise Occurs
No Sound can be Heard from Speakers
Sound Quality is Bad Only when Disc is Played (Volume is Too Low)
Disc cannot be Inserted or is Ejected Right After Insertion
Disc cannot be Ejected
CD/DVD Sound Skips
Radio Broadcast cannot be Received or Poor Reception
Illumination for Panel Switch does not Come on with Tail Switch ON
Display does not Dim when Light Control Switch is Turned ON
Panel Switches do not Function
Screen Flicker or Color Distortion
Poor Sound Quality in All Modes (Low Volume)
Cursor or Map Rotates when Vehicle Stopped
"No GPS signal" mark is displayed
Voice Guidance does not Function
Route cannot be Calculated
Voice is not Recognized
Cellular Phone Registration Failure
Cellular Phone Inspection
Sound of Portable Player cannot be Heard from Speakers or Sound is Low
Does not Play even after Bluetooth Audio Mode is Selected
Portable Player cannot be Operated Using In-vehicle Device or Track Information is not Displayed on In-vehicle Device
Noise Occurs or Sound Skips when Portable Player Plays
Portable Player cannot be Connected Manually/Automatically
Registered Device cannot be Deleted
Portable Player cannot be Registered
USB Audio System Recognition/Play Error
Stereo Jack Adapter Light does not Illuminate
Remote Touch Screen Does not Generate Vibration Feedback
Switch Lights of Remote Touch do not Illuminate
Switch Lights of Remote Touch Always Illuminate or cannot be Controlled Using Rheostat
Switch Operation of Remote Touch not Accepted
Pointer Displayed/not Displayed Repeatedly
Pointer not Displayed on Screen or Pointer does not Move
Black Screen
Steering Pad Switch Circuit
Illumination Circuit
Speaker Circuit
Sound Signal Circuit between Radio Receiver and Stereo Jack Adapter
Data Signal Circuit between Radio Receiver and Stereo Jack Adapter
Mute Signal Circuit between Stereo Component Amplifier and Telematics Transceiver
AVC-LAN Circuit
Vehicle Speed Signal Circuit between Navigation ECU and Combination Meter
Vehicle Speed Signal Circuit between Stereo Component Amplifier and Combination Meter
Reverse Signal Circuit between Radio Receiver Assembly and Navigation ECU
Start Up Signal Circuit between Radio Receiver Assembly and Navigation ECU
Microphone Circuit
Visual Mute Signal Circuit between Radio Receiver and Multi-display
Radio Receiver Power Source Circuit
READ NEXT:
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
System Diagram
SYSTEM DIAGRAM
SEE MORE:
Parts Location
PARTS LOCATION ILLUSTRATION *1 NO. 1 ENGINE ROOM RELAY BLOCK AND JUNCTION BLOCK ASSEMBLY - AM2 FUSE *2 NO. 2 ENGINE ROOM RELAY BLOCK AND JUNCTION BLOCK ASSEMBLY - ECU-B NO.1 FUSE ILLUSTRATION *1 WIRELESS DOOR LOCK BUZZER *2 DOOR CONTROL RECEIVER *3 FRONT DOOR OUTSIDE HAN
Components
COMPONENTS ILLUSTRATION *1 FRONT FENDER MOULDING SUB-ASSEMBLY LH - - ILLUSTRATION *1 NO. 1 MOULDING TAPE *2 NO. 2 MOULDING TAPE ● Non-reusable part - -
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