Toyota Sienna Service Manual: Terminals of ECU
1. Instrument Panel Junction Block Assembly
Problem symptoms table
HINT:
Proceed to troubleshooting of each circuit in the table below.
1. HEADLIGHT AND TAIL LIGHT SYSTEM
2. AUTOMATIC LIGHT CONTROL SYSTEM
3. LIGHT AUTO TURN OFF SYSTEM
4. FOG LIGHT SY ...
DTC check / clear
1. USING INTELLIGENT TESTER
Hook up the intelligent tester to the DLC3.
Monitor the ECU data by following the prompts on
the tester screen.
HINT:
intelligent tester has "S ...
Other materials:
Disassembly
1. REMOVE NO. 2 FRONT AXLE INBOARD JOINT BOOT LH CLAMP
(a) Using pliers, remove the No. 2 front axle inboard
joint boot LH clamp, as shown in the illustration.
2. REMOVE FRONT AXLE INBOARD JOINT BOOT LH
CLAMP
(a) Remove the front axle inboard joint boot LH clamp
using the same procedures a ...
Diagnosis system
1. DESCRIPTION
Front power seat control system data can be read
through the Data Link Connector 3 (DLC3) of the
vehicle. When the system seems to be
malfunctioning, use the intelligent tester to check for
malfunctions and perform repairs.
2. CHECK DLC3
The vehicle us ...
High Temperature
DTC 63-47 High Temperature
DESCRIPTION
DTC No.
DTC Detection Condition
Trouble Area
63-47
Sensor detects that CD unit temperature is high (Over
80C).
Radio and navigation assembly
INSPECTION PROCEDURE
HINT:
After the inspection is completed, c ...
