Toyota Sienna Service Manual: Front No. 1 speaker
COMPONENTS
ON-VEHICLE INSPECTION
1. INSPECT FRONT NO.1 SPEAKER
HINT: Remove interior parts so that the front No.1 speaker can be seen.
- Check the speaker installation.
OK: The speaker is securely installed.
If the result is not as specified, reinstall the front No.1 speaker.
- Visually check the speaker.
OK: The cone paper of the speaker is not torn.
If the result is not as specified, replace the front No.1 speaker.
- Speaker resistance check
- Disconnect the front No.1 speaker connector.
- Measure the resistance between the terminals of the speaker.
Standard resistance:
6 Speaker system:
Approximately 4 Ω
10 Speaker system:
4 to 6 Ω
If the result is not as specified, replace the front No.1 speaker.
REMOVAL
1. REMOVE FRONT DOOR LOWER FRAME BRACKET GARNISH
2. REMOVE FRONT DOOR INSIDE HANDLE BEZEL PLUG
3. REMOVE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY
4. REMOVE FRONT DOOR ARMREST BASE PANEL ASSEMBLY
5. REMOVE FRONT DOOR TRIM BOARD SUBASSEMBLY
6. REMOVE FRONT NO. 1 SPEAKER ASSEMBLY
- Disconnect the connector.
- Remove the 4 screws and front No. 1 speaker assembly.
INSTALLATION
1. INSTALL FRONT NO. 1 SPEAKER ASSEMBLY
- Install the front No. 1 speaker assembly with the 4
screws.
NOTICE: Tighten the screws in order shown in the illustration to install the front No. 1 speaker assembly.
- Connect the connector.
2. INSTALL FRONT DOOR TRIM BOARD SUBASSEMBLY
3. INSTALL FRONT DOOR ARMREST BASE PANEL ASSEMBLY
4. INSTALL POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY
5. INSTALL FRONT DOOR INSIDE HANDLE BEZEL PLUG
6. INSTALL FRONT DOOR LOWER FRAME BRACKET GARNISH
Window glass antenna wire
INSPECTION
1. INSPECT WINDOW GLASS ANTENNA WIRE
Inspect the wind glass antenna wire.
NOTICE:
When cleaning the glass, use a soft, dry cloth,
and wipe the glass in the direction of the ...
Front No. 2 speaker
COMPONENTS
ON-VEHICLE INSPECTION
1. INSPECT FRONT NO.2 SPEAKER
HINT:
Remove interior parts so that the front No.2 speaker can
be seen.
Check the speaker installation.
OK:
The sp ...
Other materials:
Cranking Holding Function Circuit
DESCRIPTION
The system detects the ignition switch's starting signal (STSW) and then
supplies current to the starter
until the ECM judges that the engine has started successfully. The purpose is to
reduce the holding time
of the ignition key.
WIRING DIAGRAM
Refer to DTC P0617 (See page ...
Terminals of ECM
1. SFI SYSTEM
HINT:
The standard normal voltage between each pair of the
ECM terminals is shown in the table below. The
appropriate conditions for checking each pair of the
terminals are also indicated.
The check results should be compared with the standard
normal voltage for that pair of ...
Back-up Power Source Circuit
DESCRIPTION
This is the back-up power source for the A/C amplifier. Power is supplied
even when the ignition switch is
off and is used for diagnostic trouble code memory, etc.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT FUSE (ECU-B)
(a) Remove the ECU-B fuse from the engine room juncti ...
