Toyota Sienna Service Manual: 2GR-FE Engine control system
- SFI system
- Precaution
- Definition of terms
- How to proceed with troubleshooting
- Check for intermittent problems
- Basic inspection
- Registration
- Checking monitor status
- Readiness monitor drive pattern
- Problem symptoms table
- Terminals of ECM
- Diagnosis system
- DTC check / clear
- Freeze frame data
- Check mode procedure
- Fail-safe chart
- Data list / active test
- Diagnostic trouble code chart
- Camshaft timing oil control valve assembly
- Throttle body
- ECM
- Accelerator pedal rod
- Mass air flow meter
- VVT sensor
- Engine coolant temperature sensor
- Knock sensor
- EFI relay
- Circuit opening relay
- Air fuel ratio sensor relay
Inspection
1. INSPECT GARAGE DOOR OPENER
Press the switch and check that each red LED turns
on. If one or more of the switches does not turn on
the LED, confirm normal operation of the fuse and ...
SFI system
...
Other materials:
Pressure Control Solenoid "A" Electrical (Shift
Solenoid Valve SL1)
DESCRIPTION
Shifting from 1st to 5th is performed in combination with "ON" and "OFF"
operation of the shift solenoid
valves SL1, SL2, SL3, S4 and SR which are controlled by the ECM. If an open or
short circuit occurs in
either of the shift solenoid valves, the ECM cont ...
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 ...
Rear Airbag Sensor RH Circuit Malfunction
DTC B1154/38 Rear Airbag Sensor RH Circuit Malfunction
DESCRIPTION
The rear airbag sensor RH circuit consists of the center airbag sensor
assembly and rear airbag sensor
RH.
If the center airbag sensor assembly receives signals from the rear airbag
sensor RH, it judges whether or
not the ...
