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:
Fuel pump resistor
Components
REMOVAL
1. REMOVE FUEL PUMP RESISTOR
(a) Disconnect the connector.
(b) Remove the nut and fuel pump resistor.
INSPECTION
1. INSPECT FUEL PUMP RESISTOR
(a) Inspect fuel pump resistor.
(1) Using an ohmmeter, measure the resistance
between the terminals.
Standard resi ...
Reassembly
1. INSTALL DIFFERENTIAL CASE SUB-ASSEMBLY NO.2
(a) Coat the front differential side gear thrust washer
No.1, front differential planetary ring gear, front
differential pinion No.2, front differential pinion thrust
washer No.2, front differential pinion shaft holder,
front differential pinio ...
U151e automatic transaxle
SST
RECOMMENDED TOOLS
EQUIPMENT
LUBRICANT
SSM
...
