Toyota Sienna Service Manual: Terminals of ECU
1. CHECK DRIVER SIDE J/B ASSEMBLY (MULTIPLEX NETWORK BODY ECU)
- Disconnect the B6, 1C, 1K and 1L J/B connectors.
- Measure the voltage and resistance according to the value(s) in the table below.
HINT: If the result is not as specified, there may be a malfunction on the wire harness side.
- Reconnect the 1C, 1K, 1L and B6 connectors.
- Measure the voltage according to the value(s) in the table below.
Standard voltage
Operation check
1. REMOVE CHECK FUNCTION
Check that the key reminder warning buzzer
sounds.
With the driver side door closed, insert the key
into the ignition key cylinder and then turn the
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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.
NOT ...
Other materials:
Navigation Voice Circuit
DESCRIPTION
This circuit is used when the voice guidance in the navigation system is on.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK HARNESS AND CONNECTOR (RADIO AND NAVIGATION ASSEMBLY - STEREO
COMPONENT AMPLIFIER)
Disconnect the radio and navigation assembly connector
R13 and s ...
Installation
1. INSTALL FRONT PASSENGER AIRBAG ASSEMBLY
Install the front passenger airbag assembly with the
2 screws.
2. INSTALL INSTRUMENT PANEL SUB-ASSEMBLY
3. CONNECT FRONT PASSENGER AIRBAG ASSEMBLY CONNECTOR
Connect the connector to the front passenger airbag
assembly.
...
Drive belt
COMPONENTS
REMOVAL
1. REMOVE FRONT WHEEL RH
2. REMOVE FRONT FENDER APRON SEAL RH (See
page EM-26)
3. REMOVE V-RIBBED BELT
(a) Using SST, release the belt tension by turning the
belt tensioner counterclockwise, and remove the Vribbed
belt from the belt tensioner.
SST 09249-63010
(b) ...
