Toyota Sienna Service Manual: Network gateway ECU
COMPONENTS
REMOVAL
1. REMOVE FRONT DOOR SCUFF PLATE LH
2. REMOVE COWL SIDE TRIM BOARD LH
3. REMOVE INSTRUMENT PANEL FINISH PANEL LOWER LH (See page IP-6)
4. REMOVE INSTRUMENT PANEL SAFETY PAD INSERT NO. 1 (See page IP-6)
5. REMOVE CLEARANCE WARNING ECU ASSEMBLY (See page PM-15)
6. REMOVE NETWORK GATEWAY ECU
- Disconnect each connector.
- Remove the nut and network gateway ECU.
INSTALLATION
1. INSTALL NETWORK GATEWAY ECU
- Install the network gateway ECU with the nut.
- Connect the connector.
2. INSTALL CLEARANCE WARNING ECU ASSEMBLY (See page PM-15)
3. INSTALL PANEL SAFETY PAD INSERT NO. 1
4. REMOVE INSTRUMENT PANEL FINISH PANEL LOWER LH
5. REMOVE COWL SIDE TRIM BOARD LH
6. REMOVE FRONT DOOR SCUFF PLATE LH
Open in One Side of CAN Branch Line
DESCRIPTION
If 2 or more ECUs and/or sensors do not appear on the intelligent tester
"Communication Bus Check"
screen, one side of the CAN branch wire may be open. (One side of the CAN-H ...
2Gr-fe ignition
...
Other materials:
Rear wiper rubber
COMPONENTS
REMOVAL
1. REMOVE REAR WIPER BLADE ASSEMBLY
Remove the rear wiper arm head cap from the rear
wiper arm.
Raise the rear wiper blade to the position as shown
in the illustration where the meshing of the claw is
disengaged with the click sound.
NOTICE:
...
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 STEERING WHEEL NO.3 COVER LOWER
Using a ...
ECM Communication Circuit Malfunction
DTC C1203/53 ECM Communication Circuit Malfunction
DESCRIPTION
The circuit is used to send TRAC and VSC control information from the skid
control ECU to the ECM, and
engine control information from the ECM to the skid control ECU through the CAN
communication
system.
INSPECTION PROCEDURE
1 ...
