Toyota Sienna Service Manual: How to proceed with troubleshooting
HINT: Troubleshoot in accordance with the procedures on the following pages.
1 VEHICLE BROUGHT TO WORKSHOP
2 CUSTOMER PROBLEM ANALYSIS CHECK AND SYMPTOM CHECK
3 PROBLEM SYMPTOMS TABLE
- When problem is not listed on problem symptoms table, proceed to A.
- When problem is listed on problem symptoms table, proceed to B.
4 PERFORM TROUBLESHOOTING ACCORDING TO MALFUNCTION SYMPTOM
- Data list / Active test.
- Circuit inspection
5 ADJUST, REPAIR OR REPLACE
6 RESET POWER WINDOW REGULATOR MOTOR
- If the AUTO switch (driver side switch) light of the power window master switch is blinking after the repair, reset the power window motor
END
Power window control system (w/ Jam Protection
Function)
PARTS LOCATION
...
Operation check
1. CHECK WINDOW LOCK SWITCH
Check that the passenger side power window and
slide door power window operation is disabled when
the window lock switch of the power window master
swit ...
Other materials:
Terminals of ecu
1. A/C AMPLIFIER
(a) Waveform 1:
(b) Waveform 2:
(c) Waveform 3: ...
Mute Signal Circuit between Radio and Navigation Assembly and
Television Display Assembly
DESCRIPTION
The radio and navigation assembly controls the volume according to the MUTE
signal from the television
display assembly.
The MUTE signal is sent to reduce noise and a popping sound generated when
switching the mode, etc.
If there is an open in the circuit, noise can be heard ...
Shifting the shift lever
While the engine switch is in the
“ON” position (vehicles without a
smart key system) or IGNITION ON mode (vehicles with a smart
key system), move the shift lever with the brake pedal
depressed.
When shifting the shift lever between P and D, make sure that the vehicle
is completely ...
