Toyota Camry (XV70): Navigation System
Toyota Camry Repair Manual XV70 (2018-2024) / Audio, Visual, Telematics / Navigation / Multi Info Display / Navigation System
- Precaution
- Parts Location
- System Diagram
- System Description
- How To Proceed With Troubleshooting
- Operation Check
- Problem Symptoms Table
- Terminals Of Ecu
- Dtc Check / Clear
- Freeze Frame Data
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Lost Communication with Meter (B1324,B1325)
- GVIF Disconnected (from Extension Module to H/U) (B153A)
- 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)
- AV Signal Stoppage (Low Battery Voltage) (B158F)
- 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)
- Electric Throttle Malfunction (B15E5)
- 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)
- XM Tuner Antenna Disconnected (B15FE,B15FF)
- Camera ECU Malfunction (C1610)
- Sending Malfunction (Navigation to APGS) (U0073,U0100,U0129,U0140,U0155,U0164,U0198,U023B,U0265,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
- 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
- Touch Panel Switch does 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
- Black Screen
- Steering Pad Switch Circuit
- Illumination Circuit
- Parking Brake Switch Circuit
- Speaker Circuit
- Sound Signal Circuit between Radio Receiver and Stereo Component Amplifier
- Data Signal Circuit between Radio Receiver and Stereo Jack Adapter
- Mute Signal Circuit between Radio Receiver and Stereo Component Amplifier
- 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
- Reverse Signal Circuit between Radio Receiver Assembly and Navigation ECU
- Start Up Signal Circuit between Radio Receiver Assembly and Navigation ECU
- Voice Guidance Circuit between Radio Receiver and Stereo Component Amplifier
- Microphone Circuit
- Radio Receiver Power Source Circuit
READ NEXT:
Precaution
PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL
NOTICE:
After the engine switch is turned off, the radio and display receiver assembly records various types of memor
Parts Location
PARTS LOCATION ILLUSTRATION
*1 ROOF CONSOLE BOX SUB-ASSEMBLY
*2 TELEPHONE MICROPHONE ASSEMBLY
*3 ENGINE ROOM RELAY BLOCK AND JUNCTION BLOCK ASSEMBLY
- TV FUSE *4
System Diagram
SYSTEM DIAGRAM
w/ Manual (SOS) Switch
w/o Manual (SOS) Switch
SEE MORE:
If a warning message
is displayed
The multi-information display shows warnings of system malfunctions,
incorrectly performed operations, and messages that
indicate a need for maintenance. When a message is shown,
perform the correction procedure appropriate to the message.
4.2-inch display
7-inch display
Master warning
Lost Communication with Power Source Control (B278C)
DESCRIPTION This DTC is stored when LIN communication between the certification ECU (smart key ECU assembly) and power management control ECU stops for 10 seconds or more.
DTC No. Detection Item
DTC Detection Condition Trouble Area
B278C Lost Communication with Power Source
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