Toyota Venza: Audio And Visual System
- Parts Location
- Precaution
- 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
- Sending Malfunction (Navigation to APGS) (U0073,U0100,U0140,U0155)
- XM Tuner Antenna Disconnected (B15FE,B15FF)
- Certification ECU Vehicle Information Reading/Writing Process Malfunction (B15F7)
- A/C ECU Vehicle Information Reading/Writing Processor Malfunction (B15F5)
- Main Body ECU Vehicle Information Reading/Writing Process Malfunction (B15F6)
- Speaker Output Short (B15C3)
- Short in GPS Antenna (B15C0,B15C1)
- XM Tuner Malfunction (B15BA)
- AV Signal Stoppage (Low Battery Voltage) (B158F)
- Voice Recognition Microphone Disconnected (B1579)
- USB Device Malfunction (B1585)
- LVDS Signal Malfunction (from Extension Module) (B1532)
- HD Radio Tuner Malfunction (B1551,B158D,B15A0,B15B0,B15B3,B15B4,B15B7)
- Satellite Radio Broadcast cannot be Received
- Noise Occurs
- Satellite Radio Broadcast cannot be Selected or After Selecting Broadcast, Broadcast cannot be Added into Memory
- No Sound can be Heard from Speakers
- Sound Quality is Bad Only when CD is Played (Volume is Too Low)
- CD cannot be Ejected
- CD cannot be Inserted / Played or CD is Ejected Right After Insertion
- CD 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
- Touch Panel Switch does not Function
- Screen Flicker or Color Distortion
- Poor Sound Quality in All Modes (Low Volume)
- Voice Guidance does not Function
- 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
- Black Screen
- USB Audio System Recognition/Play Error
- Vehicle Speed Signal Circuit between Radio Receiver and Combination Meter
- Steering Pad Switch Circuit
- Illumination Circuit
- Parking Brake Switch Circuit
- Speaker Circuit
- Sound Signal Circuit between Radio Receiver and Stereo Jack Adapter
- Data Signal Circuit between Radio Receiver and Stereo Jack Adapter
- Data Signal Circuit between Radio Receiver and Extension Module
- Reverse Signal Circuit
- Microphone Circuit between Microphone and Radio Receiver
- Radio Receiver Power Source Circuit
Amplifier Antenna
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE BACK DOOR PANEL TRIM ASSEMBLY
2. REMOVE AMPLIFIER ANTENNA ASSEMBLY
(a) Disconnect the 2 connectors.
...
Parts Location
PARTS LOCATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
...
Other materials about Toyota Venza:
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Navigation System
DTC Code
Detection Item
See page
B1532
LVDS Signal Malfunction (from Extension Module)
B1551
HD Radio Tuner ...
Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Smart Key / Trouble Codes.
(e) Check the details of the DTC(s) (See pa ...
Short to GND in Immobiliser System Power Source Circuit (B278A)
DESCRIPTION
This DTC is stored when the engine switch power source supply line is open or
shorted.
DTC No.
DTC Detection Condition
Trouble Area
B278A
Engine switch power source supply line is ope ...
0.154