Toyota Venza: Lin Communication System
- Precaution
- Parts Location
- System Description
- System Diagram
- How To Proceed With Troubleshooting
- Problem Symptoms Table
- Terminals Of Ecu
- Diagnosis System
- Dtc Check / Clear
- Data List / Active Test
- Lost Communication with Power Source Control (B278C)
- Diagnostic Trouble Code Chart
- No Response from Steering Lock ECU (B2786)
- Lost Communication with Automatic High Beam Sensor (B2432)
- Communication Malfunction between ECUs Connected by LIN (B2785)
- Rear Door LH ECU Communication Stop (B2324)
- LIN Communication Bus Malfunction (B2325)
- Front Passenger Side Door ECU Communication Stop (B2322)
- Rear Door RH ECU Communication Stop (B2323)
- Driver Side Door ECU Communication Stop (B2321)
- Sliding Roof ECU Communication Stop (B1273)
- LIN Communication Master Malfunction (B2287)
- Lost Communication with AFS LIN (B124D)
- P/W Master Switch Communication Stop (B1206)
Open in One Side of CAN Branch Line
DESCRIPTION
If some ECUs and sensors are not displayed on the "CAN Bus Check" screen of the
Techstream and some ECUs and sensors repeatedly appear and disappear from the screen
when the ...
Precaution
PRECAUTION
NOTICE:
When disconnecting the cable from the negative (-) battery terminal, initialize
the following systems after the cable is reconnected.
System Name
See Proc ...
Other materials about Toyota Venza:
System Description
SYSTEM DESCRIPTION
1. CRUISE CONTROL SYSTEM
This system is controlled by the ECM, and is activated by the throttle position
sensor and motor. The ECM controls the following functions: ON-OFF, - SET, + RES,
CANCEL, vehicle speed control, motor output cont ...
Brake Warning Light does not Come ON
DESCRIPTION
The skid control ECU is connected to the combination meter via CAN communication.
WIRING DIAGRAM
Refer to Brake Warning Light Remains ON (See page
).
PROCEDURE
1.
CHECK CAN COMMUNICATION SYSTEM
(a) Check if a ...
ECU Power Source Circuit
DESCRIPTION
When the ignition switch is turned to ON, voltage from the ECM's MREL terminal
is applied to the EFI MAIN relay. This causes the contacts of the EFI MAIN relay
to close, which supplies power to terminal +B of the TCM.
WIRING DIAGRAM
PR ...
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