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:
Inspection
1. INSPECT CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY
Resistance inspection
Using an ohmmeter, measure the resistance
between the terminals.
Resistance:
6.9 to 7.9 Ω at 20C (68F)
If necessary, replace the camshaft timing oil
control valve assembly.
&nbs ...
Basic inspection
When a malfunction is not confirmed by the DTC check,
troubleshooting should be carried out in all circuits
considered to be possible causes of the problem. In many
cases, by carrying out the basic engine check shown in the
following flowchart, the location of the problem can be found
quickly a ...
Mute Signal Circuit between Radio and Navigation Assembly and
Television Display Assembly
DESCRIPTION
The radio and navigation assembly controls the volume according to the MUTE
signal from the television
display assembly.
The MUTE signal is sent to reduce noise and a popping sound generated when
switching the mode, etc.
If there is an open in the circuit, noise can be heard ...
