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:
Moving a second seat for third seat access
Getting in the vehicle
Tip-up seats
Pull the seatback angle adjustment
lever and fold down the
seatback. The cushion will tip
up. The seat can slide forward.
Move the seat to the frontmost
position.
Ottoman seats
Pull the seatback angle adjustment
lever and fold down th ...
Absence of Registration Unit/ No Response for Connection Check/ Last Mode
Error/ No Response Against ON / OFF Command/ Mode Status Error/ Slave Reset
DESCRIPTION
HINT:
*1: Even if no fault is present, this trouble code may be stored
depending on the battery condition or
engine start voltage.
*2: If the power connector is disconnected after the engine
starts, this code is stored after 180 seconds.
*3: If the ...
Evaporator temperature sensor (for rear air conditioning system)
ON-VEHICLE INSPECTION
1. INSPECT REAR A/C EVAPORATOR TEMPERATURE SENSOR
(a) Remove the rear evaporator temperature sensor.
(b) Disconnect the connector from the rear evaporator
temperature sensor.
(c) Measure the resistance according to the value(s) in
the table below.
Standard re ...
