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:
Removal
HINT:
On the LH side, use the same procedures as on the RH side.
1. REMOVE FRONT DOOR SCUFF PLATE RH
Using a screwdriver, disengage the 3 clips and 2
claws, and remove the scuff plate.
HINT:
Tape the screwdriver tip before use.
2. REMOVE FRONT DOOR SCUFF PLATE LH
3. REMOVE REAR DOO ...
Engine Coolant Temperature Circuit
DTC P0115 Engine Coolant Temperature Circuit
DTC P0117 Engine Coolant Temperature Circuit Low Input
DTC P0118 Engine Coolant Temperature Circuit High Input
DESCRIPTION
A thermistor is built into the Engine Coolant Temperature (ECT) sensor, of
which the resistance value
varies according to the ...
Fuel information
You must only use unleaded gasoline in your vehicle.
Select octane rating 87 (Research Octane Number 91) or higher.
Use of unleaded gasoline with an octane rating lower than 87
may result in engine knocking. Persistent knocking can lead to
engine damage.
At minimum, the gasoline you use s ...
