Toyota Sienna Service Manual: Automatic transaxle system
- Precaution
- Definition of terms
- System description
- How to proceed with troubleshooting
- Road test
- Mechanical system tests
- Hydraulic test
- Manual shifting test
- Initialization
- Monitor drive pattern
- Problem symptoms table
- Terminals of ecm
- Diagnosis system
- Dtc check / clear
- Check mode procedure
- Dtc clear
- Fail-safe chart
- Data list / active test
- Diagnostic trouble code chart
Precaution
NOTICE:
Perform the RESET MEMORY (AT initialization) when
replacing the automatic transaxle assembly, engine
assembly or ECM (See page AX-16).
Perform the REGISTRATION (VIN regi ...
Other materials:
Abbreviations used in manual
...
Front Occupant Classification Sensor RH Collision
Detection
DTC B1786 Front Occupant Classification Sensor RH Collision
Detection
DESCRIPTION
DTC B1786 is output when the occupant classification ECU receives a collision
detection signal sent by
the front occupant classification sensor RH if an accident occurs.
DTC B1786 is also output when the front ...
Front Occupant Classification Sensor LH Circuit
Malfunction
DTC B1780 Front Occupant Classification Sensor LH Circuit
Malfunction
DESCRIPTION
The front occupant classification sensor LH circuit consists of the occupant
classification ECU and the
front occupant classification sensor LH.
DTC B1780 is recorded when a malfunction is detected in the fron ...
