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. COMBINATION METER ASSEMBLY
*1: with Power Rear No. 2 Seat with Stowing Function
*2: with Theft Deterrent System
Waveform 1 (Reference) : Using an oscilloscope:
OK:
HINT:
As vehicle speed increases, the cycle of the signal
waveform narrows.
Wavefor ...
Starter Relay Circuit High
DTC P0617 Starter Relay Circuit High
MONITOR DESCRIPTION
While the engine is being cranked, the positive battery voltage is applied to
terminal STA of the ECM.
If the ECM detects the Starter Control (STA) signal while the vehicle is being
driven, it determines that
there is a malfunction i ...
Rear Door ECU RH Communication Stop
DTC B1216 Rear Door ECU RH Communication Stop
DESCRIPTION
DTC B1216 is output when communication between the power slide door ECU RH
and the multiplex
network gateway ECU stops for more than 10 seconds.
DTC No.
DTC Detection Condition
Trouble Area
B1216
...
