Toyota Sienna Service Manual: How to proceed with troubleshooting
1 VEHICLE BROUGHT TO WORKSHOP
2 CUSTOMER PROBLEM ANALYSIS
- Interview the customer and confirm the trouble.
- Confirm the problem by duplicating the conditions described by the customer
3 BASIC INSPECTION
- Basic inspection.
- Measure the battery voltage.
Standard voltage: 11 to 14 V
- with Navigation system: Check the power supply to the radio and navigation assembly.
- Turn the ignition switch to the ACC position.
- Check whether the display appears on the radio and navigation assembly.
- without Navigation system: Check the power supply to the radio receiver.
- Turn the ignition switch to the ACC position.
- Check whether the display appears on the radio receiver
4 PROBLEM SYMPTOMS TABLE
- Refer to the problem symptoms table
5 CIRCUIT INSPECTION AND PART INSPECTION
6 IDENTIFICATION OF PROBLEM
7 REPAIR OR REPLACE
8 CONFIRMATION TEST
END
System description
1. OUTLINE
As a unique feature of Rear Seat Entertainment
(RSE) system, the front and rear seat occupants can
enjoy different audio-visual modes at the same time.
Thus, this system o ...
Problem symptoms table
HINT:
Inspect the "Fuse" and "Relay" before confirming the
suspected area as shown in the table below.
DISPLAY FUNCTION:
SOUND FUNCTION:
REMOTE CONTROL FUNCTION:
...
Other materials:
Dtc check / clear
1. DTC CHECK (USING SST CHECK WIRE)
(a) Check DTCs.
(1) Turn the ignition switch off.
(2) Using SST, connect terminals TC and CG of
DLC3.
SST 09843-18040
(3) Turn the ignition switch to the ON position.
(4) Read and record any DTCs from the tire
pressure warning light on the combin ...
Before refueling the vehicle
Close all the doors and windows, and turn the engine switch to the
“LOCK” position (vehicles without a smart key system) or off (vehicles
with a smart key system).
Confirm the type of fuel.
Fuel type
Fuel tank opening for unleaded gasoline
To help prevent incorrect fueling, your ve ...
Inspection
1. INSPECT REAR SPEED SENSOR
(a) Disconnect the skid control sensor connector.
(b) Measure the resistance between terminals 1 and 2
of the skid control sensor connector.
OK:
Resistance:
less than 2.2 kΩ
(c) Measure resistance between each of terminals 1
and 2 of the skid control s ...
