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:
Output Speed Sensor Circuit No Signal (P0722)
DESCRIPTION
The speed sensor SP2 detects the rotation speed of the transmission output shaft
and sends signals to the ECM. The ECM determines the vehicle speed based on these
signals. An AC voltage is generated in the speed sensor SP2 coil as the parking ...
Removal
REMOVAL
PROCEDURE
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-)
battery terminal to disable the SRS system.
NOTICE:
When disconnecting the cable, some systems ne ...
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