Toyota Sienna Service Manual: Vehicle stability control system
Parts location
- System description
- How to proceed with troubleshooting
- Calibration
- Test mode procedure
- Terminals of ecu
- Dtc check / clear
- Freeze frame data
- Data list / active test
- Diagnostic trouble code chart
- Problem symptoms table
TS and CG Terminal Circuit
DESCRIPTION
The Test Mode (signal check) circuit detects trouble in the sensor or switch
signal, which cannot be
detected by the DTC check.
Connecting terminals TS and CG of the DLC3 starts the ...
System description
1. SYSTEM DESCRIPTION
(a) ABS
(Anti-lock Brake System)
The ABS helps prevent wheels from locking when
the brake is applied firmly or when braking on a
slippery surface.
(b) EBD
(Electronic Brak ...
Other materials:
Canceling the rear moon roof operation (vehicles with the rear
moon roof)
Press the switch to disable the
rear moon roof operation from the
rear seat.
Pressing the switch again will
enable the operation again.
The moon roof can be operated when
The engine switch is in the “ON” position (vehicles without a smart key
system)
or IGNITION ON mode (vehicles ...
How to proceed with
troubleshooting
The intelligent tester can be used in steps 4, 6, 8 and 9.
1 VEHICLE BROUGHT TO WORKSHOP
2 CUSTOMER PROBLEM ANALYSIS
3 PASSENGER AIRBAG ON/OFF INDICATOR CHECK
4 DTCs CHECK (Present and Past DTCs)
Check for DTCs.
Result
GO TO PROBLEM SYMPTOMS TABLE
5 DTCs CHART
6 CIRCUIT ...
Front Occupant Classification Sensor LH Collision
Detection
DTC B1785 Front Occupant Classification Sensor LH Collision
Detection
DESCRIPTION
DTC B1785 is output when the occupant classification ECU receives a collision
detection signal sent by
the front occupant classification sensor LH if an accident occurs.
DTC B1785 is also output when the front ...
