Toyota RAV4 manuals

Toyota Sienna Service Manual: Passenger Side Outer Mirror ECU

DTC B1208 Passenger Side Outer Mirror ECU

DESCRIPTION

This DTC is detected when communication between the outer mirror control ECU RH and multiplex network gateway ECU stops for more than 10 seconds.

DTC No.

DTC Detecting Condition

Trouble Area

B1208

Passenger side outer mirror ECU communication stops
  • Outer mirror control ECU RH
  • Wire harness

WIRING DIAGRAM

WIRING DIAGRAM

INSPECTION PROCEDURE

1 CHECK HARNESS AND CONNECTOR (OUTER MIRROR CONTROL ECU RH - BATTERY)

CHECK HARNESS AND CONNECTOR

  1. Disconnect the O11 ECU connector.
  2. Measure the voltage according to the value(s) in the table below.

Standard voltage

Standard voltage

2 CHECK HARNESS AND CONNECTOR (OUTER MIRROR CONTROL ECU RH - GROUND)

CHECK HARNESS AND CONNECTOR

  1. Measure the resistance according to the value(s) in the table below.

Standard resistance

Standard resistance

3 CHECK COMMUNICATION LINE

CHECK COMMUNICATION LINE

  1. Disconnect the G4 ECU connector.
  2. Measure the resistance according to the value(s) in the table below.

Standard resistance

Standard resistance

Result

Result

REPLACE OUTER MIRROR CONTROL ECU RH

MPX Body ECU Stop
DTC B1200 MPX Body ECU Stop DESCRIPTION This DTC is detected when communication between the multiplex network body ECU and the multiplex network gateway ECU stops for more than 10 seconds. ...

Driver Side Outer Mirror
DTC B1209 Driver Side Outer Mirror DESCRIPTION This DTC is detected when communication between the outer mirror control ECU LH and multiplex network gateway ECU stops for more than 10 seconds ...

Other materials:

Disassembly
1. REMOVE REAR SEAT LEG COVER LH  Remove the 2 screws and seat leg cover. 2. REMOVE REAR SEAT LEG COVER RH  Remove the 2 screws and seat leg cover. 3. REMOVE REAR SEAT LEG SIDE COVER LH  Remove the 2 screws and leg side cover. 4. REMOVE LH SEAT REAR SEAT LOCK COVE ...

Installation
1. INSTALL FRONT DOOR WINDOW FRAME MOULDING Remove the tape from the front door window frame moulding. Clean the contact surface of the vehicle body with white gasoline. Clean the outer circumference of the front door window frame moulding with white gasoline. Apply new double-si ...

Disassembly
1. REMOVE RH SEAT REAR SEAT RECLINING COVER  Remove the 2 screws.  Remove the RH seat rear seat reclining cover by pulling it out in the arrow mark direction shown in the illustration. 2. REMOVE LH SEAT REAR SEAT RECLINING COVER  Remove the 2 screws.  R ...

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