Toyota Sienna Service Manual: Adjustment
1. ADJUST BUZZER VOLUME
- Turn the knob on the clearance warning ECU to adjust the volume.
- Park / Neutral Position Switch Circuit
- Speed Signal Circuit
- Back Sonar Sensor LH Circuit
- Back Sonar Sensor RH Circuit
- Front Clearance Sonar Sensor LH Circuit
- Front Clearance Sonar Sensor RH Circuit
- Rear Clearance Sonar Sensor LH Circuit
- Rear Clearance Sonar Sensor RH Circuit
- No. 1 Clearance Warning Buzzer Circuit
- Clearance Warning ECU Power Source Circuit
- No. 2 Clearance Warning Buzzer Circuit
- Indicator Circuit
Terminals of ECU
1. CLEARANCE WARNING ECU
*1: with Front Clearance Sonar
2. AIR CONDITIONER AMPLIFIER ASSEMBLY
*1: with Front Clearance Sonar
*2: Manual A/C
*3: Auto A/C
Reference: ...
Park / Neutral Position Switch Circuit
DESCRIPTION
The clearance warning ECU receives the reverse or park position signal from
the park / neutral position
switch.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT CLEARANCE WARNING E ...
Other materials:
Installation
1. INSTALL BRAKE ACTUATOR
(a) Install the brake actuator assembly with the 2 nuts.
Torque: 5.4 N*m (55 kgf*cm, 48 in.*lbf)
2. INSTALL BRAKE ACTUATOR WITH BRACKET
(a) Install the actuator with bracket with the 3 bolts.
Torque: 20 N*m (199 kgf*cm, 14 ft.*lbf)
NOTICE:
Be careful not to dam ...
Installation
1. INSTALL REAR AXLE BEAM DAMPER
(a) Install the rear axle beam damper to the rear axle
beam assembly.
2. INSTALL REAR AXLE CARRIER BUSH LH
(a) Align the matchmarks on the axle beam assembly
with the 2 notches of a new bushing and temporarily
install the bushing to the rear axle beam assem ...
On-vehicle inspection
1. Inspect intake air surge tank assembly
(A) inspection procedure when applying voltage
between the terminals:
(1) Disconnect the connector from the intake air
control valve.
(2) Apply battery voltage between terminals 1 (-)
and 2 (+) of the intake air control valve. Check
that a click ...
