Toyota 4Runner: Lin Communication System
- Precaution
- Parts Location
- System Diagram
- System Description
- How To Proceed With Troubleshooting
- Problem Symptoms Table
- Terminals Of Ecu
- Dtc Check / Clear
- Data List / Active Test
- No Response from Steering Lock ECU (B2786)
- Diagnostic Trouble Code Chart
- No Response from ID BOX (B2789)
- Lost Communication with Combination Meter (B2661,B2662)
- Lost Communication with Back Door Power Window ECU (Abnormal Power Supply) (B2327,B2328)
- Rear Door LH ECU Communication Stop (B2324)
- LIN Communication Master Malfunction (B2287,B278C)
- Back Door ECU Communication Stop (B1287)
- LIN Communication Bus Malfunction (B2325)
- Sliding Roof ECU Communication Stop (B1273)
- Air Conditioning Control Panel does not Operate
Open in One Side of CAN Branch Line
DESCRIPTION
If 2 or more ECUs and/or sensors do not appear on the Techstream "CAN Bus Check"
screen, one side of the CAN branch wire may be open (one side of the CANH [branch
wire]/CANL ...
Precaution
PRECAUTION
1. IGNITION SWITCH EXPRESSION
HINT:
The type of ignition switch used on this model differs according to the specifications
of the vehicle. The expressions listed in the table below are ...
Other materials about Toyota 4Runner:
Horn System
Parts Location
PARTS LOCATION
ILLUSTRATION
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms. If multiple
suspected areas are listed, the potential causes of the symptoms are l ...
Speaker Circuit
DESCRIPTION
If there is a short in a speaker circuit, the radio and display receiver assembly
detects it and stops output to the speakers.
Thus sound cannot be heard from the speakers even if there is no malfunction
in the radio and display receiver asse ...
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