Toyota RAV4 manuals

Toyota Sienna Service Manual: Mirror Switch Circuit

DESCRIPTION

HINT: The power mirror control system is part of the multiplex communication system (BEAN). This system features shared communication wiring that reduces the wiring complexity of the communication lines.

The first step in any repair is to confirm the proper operation of the communication system. Proceed with troubleshooting after the communication has been verified (See Multiplex Communication System).

WIRING DIAGRAM

WIRING DIAGRAM

INSPECTION PROCEDURE

1 INSPECT OUTER MIRROR SWITCH

 INSPECT OUTER MIRROR SWITCH

  1. Remove the outer mirror control switch.
  2.  Measure the resistance according to the value(s) in the table below when the switch is operated.

Resistance

Resistance

*1: The L or R of the left / right adjustment switch.

2 CHECK WIRE HARNESS (OUTER MIRROR SWITCH - MAIN BODY ECU RH)

CHECK WIRE HARNESS (OUTER MIRROR SWITCH - MAIN BODY ECU RH)

  1. Disconnect the B6 ECU connector.
  2. Measure the resistance according to the value(s) in the table below.

Resistance

Resistance

PROCEED TO NEXT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE

Door Mirror Foot Light Circuit
DESCRIPTION When the outer mirror control ECU receives the signal(s) from the body ECU through BEAN communication, it illuminates the foot light. The foot light is installed on the bottom of the ...

Mirror Motor Circuit
DESCRIPTION A mirror control switch signal and memorized mirror positions are sent to the outer mirror control ECU. The outer mirror control ECU drives the selected mirror UP, DOWN, LEFT and RIG ...

Other materials:

Removal
1. PRECAUTION CAUTION: Be sure to read "PRECAUTION" thoroughly before servicing. 2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL CAUTION: Wait for 90 seconds after disconnecting the cable to prevent the airbag working. 3. REMOVE INSTRUMENT PANEL FINISH PANEL SUBASSEMBLY LOWER L ...

Data list / active test
1. DATA LIST HINT: Using the intelligent tester's DATA LIST allows the status of a switch, sensor, actuator and other items to be read without removing any parts. Reading the DATA LIST early in troubleshooting is one way to save time.  Connect the intelligent tester (with CAN VIM) to t ...

Transfer system
PRECAUTION NOTICE: 1. Before disassembly, clean the transfer assembly of any sand or mud to prevent it from entering inside the transfer during disassembly and assembly. 2. When removing any light alloy part such as a transfer cover, do not pry it off with a tool like a screwdriver, but tap ...

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