Toyota RAV4 manuals

Toyota Sienna Service Manual: 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

DTC No.

DTC Detection Condition

Trouble Area

B1209

Driver side outer mirror ECU communication stops
  • Outer mirror control ECU LH
  • Wire harness

WIRING DIAGRAM

WIRING DIAGRAM

INSPECTION PROCEDURE

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

 CHECK HARNESS AND CONNECTOR

  1. Disconnect the O9 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 LH - 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 LH

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 seco ...

Short to B+ in Door System Communication Bus Malfunction/ Short to GND in Door System Communication Bus Malfunction
DTC B1214 Short to B+ in Door System Communication Bus Malfunction DTC B1215 Short to GND in Door System Communication Bus Malfunction DESCRIPTION DTCs B1214 and B1215 are output when a short to ...

Other materials:

Radiator
COMPONENTS ...

Installation
1. INSTALL POWER POINT SOCKET ASSEMBLY  Engage the 2 claws to install the power point socket assembly. 2. INSTALL QUARTER TRIM FRONT PANEL ASSEMBLY LH 3. INSTALL BACK DOOR SCUFF PLATE 4. INSTALL BACK DOOR WEATHERSTRIP 5. INSTALL REAR DOOR WEATHERSTRIP LH 6. INSTALL REAR DOOR S ...

Diagnosis system
1. CHECK DLC3  The vehicle's ECU uses ISO 15765-4 for communication protocol. The terminal arrangement of the DLC3 complies with SAE J1962 and matches the ISO 15765-4 format. NOTICE: *: Before measuring the resistance, leave the vehicle as is for at least 1 minute and do ...

В© 2011-2019 Copyright www.tsienna.net