Toyota Sienna Service Manual: How to proceed with troubleshooting
1 VEHICLE BROUGHT TO WORKSHOP
2 CUSTOMER PROBLEM ANALYSIS
3 CHECK INITIAL CHECK FUNCTION
4 PROBLEM SYMPTOMS TABLE
THE CORRESPONDING SYSTEM DOES NOT EXIST (Go to step 5)
5 BASED ON THE MALFUNCTION SYMPTOM, PERFORM THE TROUBLESHOOTING BELOW
- Operation check (C).
- Terminals of ECU
6 ADJUST, REPAIR OR REPLACE
7 CONFIRMATION TEST
END
System description
1. GENERAL
This system uses ultrasonic sensors to detect any
obstacles at the corners and the rear of the vehicle.
The system then informs the driver of the distance
between the sens ...
Operation check
1. DETECTION RANGE MEASUREMENT AND INDICATOR CHECK
Turn the IG switch ON.
Move the shift lever to the R position (when the back
sonar and rear clearance sonar is checked).
...
Other materials:
Power back door opener / closer switch
INSPECTION
1. INSPECT SATELLITE SWITCH
Inspect the resistance of the back door switch.
Resistance
If the result is not as specified, replace the switch.
Apply battery voltage and check whether the switch
illuminates.
Standard
HINT:
Whether the switch illuminates or not wi ...
Removal
1. REMOVE WINDSHIELD WIPER MOTOR ASSEMBLY
2. REMOVE FRONT OUTER COWL TOP PANEL SUBASSEMBLY
3. DRAIN ENGINE COOLANT
4. REMOVE V-BANK COVER SUB-ASSEMBLY
5. REMOVE NO. 2 AIR CLEANER INLET
6. REMOVE NO. 1 AIR CLEANER INLET
7. REMOVE AIR CLEANER CAP SUB-ASSEMBLY
8. REMOVE AIR CLEANER CASE SUB-ASSE ...
Player Error
DTC 58-44 Player Error
DTC 80-44 Player Error
DESCRIPTION
DTC No.
DTC Detection Condition
Trouble Area
58-44
Map player error is detected
Radio and navigation assembly
80-44
Map player error is detected.
INSPECTION PROCEDURE
HINT: ...
