Toyota Sienna Service Manual: Removal
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
2. REMOVE V-BANK COVER SUB-ASSEMBLY (See page EM-28)
3. REMOVE PURGE VSV
(a) Disconnect the purge VSV connector.
(b) Disconnect the 2 purge line hoses from the purge VSV.
(c) Remove the purge VSV from the air cleaner hose.
(d) Remove the bolt and No. 1 vacuum switching valve.
Vacuum switching valve
Components
...
Inspection
1. INSPECT PURGE VSV
(a) Measure the resistance of the purge VSV.
Standard resistance
If the result is not as specified, replace the purge
VSV.
(b) Check the operation of the purge VSV. ...
Other materials:
Parking Brake Switch Circuit
DESCRIPTION
The Multiplex network body ECU receives parking brake switch signal.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 READ VALUE OF INTELLIGENT TESTER
Connect the intelligent tester to DLC3.
Turn the ignition switch ON and push the intelligent
tester main switch ON.
Se ...
System description
1. GENERAL
This system uses ultrasonic sensors to detect any
obstacles at the corners and the rear of the vehicle.
The system then informs the driver of the distance
between the sensors and the obstacles as well as
their positions by indicating them on the clearance
sonar displ ...
How to proceed with troubleshooting
HINT:
Use the following procedures to troubleshoot the tire
pressure warning system.
*: Use the intelligent tester.
1 VEHICLE BROUGHT TO WORKSHOP
2 CUSTOMER PROBLEM ANALYSIS
(a) Interview the customer to confirm the trouble.
HINT:
It is important to collect as much specific informat ...
