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 BACK DOOR OUTSIDE GARNISH
Install the back door outside opener switch with the
2 screws.
Install the back door outside garnish with the 5 nuts
and a clip.
Connect the licence light connector.
2. INSTALL LH BACK-UP LIGHT ASSEMBLY (See page
LI-90)
3. INSTALL RH ...
Installation
1. INSTALL REAR DOOR GLASS WEATHERSTRIP
Install the rear door glass weatherstrip.
2. INSTALL SLIDE DOOR WINDOW ASSEMBLY
3. INSTALL REAR DOOR GLASS RUN
4. INSTALL REAR DOOR TRIM BOARD SUBASSEMBLY
5. INSTALL SIDE TRIM BOARD COVER REAR
6. INSTALL REAR DOOR WINDOW FRAME SUBASSEMBLY
7. INSTA ...
Communication Error from ECM to Distance
Control ECU
DTC P1616 Communication Error from ECM to Distance
Control ECU
DTC U0100 Lost Communication with ECM/PCM "A"
DESCRIPTION
The ECM receives signals from each sensor and ECU, then sends signals such as
A/T signals, cruise
control operation signals, low speed operation signals, brake co ...
