Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Navigation System(for Gasoline Model)

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual / Audio, Visual, Telematics / Navigation / Multi Info Display / Navigation System(for Gasoline Model)

"No GPS signal" mark is displayed
AVC-LAN Circuit
Stereo Component Amplifier Malfunction (B15A3)
Navigation Processor Malfunction (B15AD)
GPS Antenna Connection Malfunction(short) (B15C0,B15C1)
Speed Signal Malfunction (B15C2)
Speaker Output Short (B15C3)
Stereo Component Amplifier Disconnected (B15D3)
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)
GVIF Disconnected (from Extension Module to H/U) (B153A)
AV Signal Stoppage (Low Battery Voltage) (B158F)
Lost Communication with Meter (B1324,B1325)
Extension Module Disconnected 2 (B1543)
HD Radio Tuner Malfunction (B1551,B158D,B15A0,B15B0,B15B3,B15B7,B15BA,B15F9)
Extension Module Malfunction 2 (B1556)
Voice Recognition Microphone Disconnected (B1579)
USB Device Malfunction (B1585)
Black Screen
Camera ECU Malfunction (C1610)
Cellular Phone Inspection
Cellular Phone Registration Failure
Cursor or Map Rotates when Vehicle Stopped
Data List / Active Test
Data Signal Circuit between Radio Receiver and Stereo Jack Adapter
Diagnostic Trouble Code Chart
Display does not Dim when Light Control Switch is Turned ON
Does not Play even after Bluetooth Audio Mode is Selected
Dtc Check / Clear
Freeze Frame Data
How To Proceed With Troubleshooting
Illumination Circuit
Illumination for Panel Switch does not Come on with Tail Switch ON
Microphone Circuit
Mute Signal Circuit between Radio Receiver and Stereo Component Amplifier
Mute Signal Circuit between Stereo Component Amplifier and Telematics Transceiver
No Sound can be Heard from Speakers
Noise Occurs or Sound Skips when Portable Player Plays
Noise Occurs
Operation Check
Panel Switches do not Function
Parking Brake Switch Circuit
Parts Location
Poor Sound Quality in All Modes (Low Volume)
Portable Player cannot be Connected Manually/Automatically
Portable Player cannot be Registered
Precaution
Problem Symptoms Table
Radio Broadcast cannot be Received or Poor Reception
Radio Receiver Power Source Circuit
Registered Device cannot be Deleted
Reverse Signal Circuit between Radio Receiver Assembly and Navigation ECU
Reverse Signal Circuit
Route cannot be Calculated
Satellite Radio Broadcast cannot be Received
Screen Flicker or Color Distortion
Sound of Portable Player cannot be Heard from Speakers or Sound is Low
Sound Signal Circuit between Radio Receiver and Stereo Component Amplifier
Sound Signal Circuit between Radio Receiver and Stereo Jack Adapter
Speaker Circuit
Start Up Signal Circuit between Radio Receiver Assembly and Navigation ECU
Steering Pad Switch Circuit
System Description
System Diagram
Terminals Of Ecu
Touch Panel Switch does not Function
USB Audio System Recognition/Play Error
Vehicle Speed Signal Circuit between Navigation ECU and Combination Meter
Vehicle Speed Signal Circuit between Stereo Component Amplifier and Combination Meter
Voice Guidance Circuit between Radio Receiver and Stereo Component Amplifier
Voice Guidance does not Function
Voice is not Recognized
Weather and traffic information cannot be obtained

Removal

"No GPS signal" mark is displayed

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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Tilt And Telescopic Manual Switch: Inspection
INSPECTION PROCEDURE 1. INSPECT TILT AND TELESCOPIC SWITCH (a) Remove the tilt and telescopic switch. Click here (b) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Condition G30-1 (VC) - G30-3 (MSW) Tilt up 342 to 378 � ...

Toyota Avalon (XX50) 2019-2022 Owners Manual

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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual

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