Toyota Sienna Service Manual: 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: waveform 1
HINT:
- Terminal: CBZ - E, BBZ - E, Z- - Body ground
- Gauge set: 2 V/DIV., 500 μs/DIV.
- Condition: When the clearance sonar is detecting an object.
- Reference: waveform 2
HINT:
- Terminal: S5 - E, S6 - E
- Gauge set: 2 V/DIV., 100 μs/DIV.
- Condition: When the back sonar is not detecting an object
- Reference: waveform 3
HINT:
- Terminal: S3 - E, S1 - E, S4 - E, S2 - E
- Gauge set: 2 V/DIV., 100 μs/DIV.
- Condition: When the clearance sonar is not detecting an object.
Problem symptoms table
HINT:
Before performing verification listed in the table below,
check the fuse and relay.
Check the circuits for each problem symptom in the order
given in the table below, and p ...
Adjustment
1. ADJUST BUZZER VOLUME
Turn the knob on the clearance warning ECU to
adjust the volume.
...
Other materials:
On-vehicle inspection
1. INSPECT BACK WINDOW (DEFOGGER WIRE)
NOTICE:
When cleaning the glass, wipe the glass along the
wire using a soft and dry cloth. Take care not to
damage the wires.
Do not use detergents or glass cleaners including
abrasive ingredients.
When measuring voltage, wr ...
Rear blower resistor
ON-VEHICLE INSPECTION
1. INSPECT REAR BLOWER MOTOR CONTROLLER
(a) Measure resistance according to the value(s) in the
table below..
Standard resistance
If the resistance is not as specified, replace the rear
blower motor controller.
(b) Inspect the rear blower motor controller.
(1 ...
DVD Player Mechanical Error/ DVD Insertion and Ejection Error/ DVD Reading
Abnormal
DTC 44-10 DVD Player Mechanical Error
DTC 44-11 DVD Insertion and Ejection Error
DTC 44-12 DVD Reading Abnormal
DESCRIPTION
DTC No.
DTC Detecting Condition
Trouble Area
44-10
A mechanical error in the DVD player is detected while
the DVD is not being inser ...
