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:
Vehicle Position Mark Deviates Greatly
INSPECTION PROCEDURE
1 CHECK GPS MARK
Check that the GPS mark is displayed.
OK:
GPS mark is displayed
2 CHECK VEHICLE SENSOR (NAVIGATION CHECK MODE)
Enter the "Navigation Check" mode (Vehicle Sensors).
While driving the vehicle, compare the "Speed" i ...
Inspection
1. V
(a) Inspect VSV operation.
(1) Using an ohmmeter, measure the resistance
according to the value(s) in the table below.V
Standard resistance
If the result is not as specified, replace the
vsv.
(B) inspect the vsv for ground.
(1) Using an ohmmeter, measure the resistance
accordin ...
Checking tires
Check if the treadwear indicators are showing on the tires. Also check
the tires for uneven wear, such as excessive wear on one side of the
tread. Check the spare tire condition and pressure if not rotated.
New tread
Worn tread
Treadwear indicator
The location of treadwear indicator ...
