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:
How to proceed with
troubleshooting
HINT:
Use this procedure to troubleshoot the engine immobiliser
system.
The intelligent tester should be used in steps 4, 5 and 7.
1 VEHICLE BROUGHT TO WORKSHOP
2 CUSTOMER PROBLEM ANALYSIS CHECK AND SYMPTOM CHECK
3 CRANK ENGINE FOR MORE THAN 10 SECONDS
4 CHECK FOR DTC
C ...
Data list / active test
1. DATA LIST
HINT:
Using the intelligent tester to read the DATA LIST allows
the values or states of switches, sensor, actuators and
other items to be read without removing any parts. This
non-intrusive inspection can be very useful because
intermittent conditions or signals may be discovered
...
Front Occupant Classification Sensor RH Circuit
Malfunction
DTC B1781 Front Occupant Classification Sensor RH Circuit
Malfunction
DESCRIPTION
The front occupant classification sensor RH circuit consists of the occupant
classification ECU and the
front occupant classification sensor RH.
DTC B1781 is recorded when a malfunction is detected in the fron ...
