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:
Installation
1. INSTALL HEATED OXYGEN SENSOR (for Bank 2
Sensor 2)
(a) Using SST, install the heated oxygen sensor to the
front exhaust pipe.
SST 09224-00010
Torque: 40 N*m (408 kgf*cm, 30 ft.*lbf) for use
with SST
44 N*m (449 kgf*cm, 32 ft.*lbf) for use
without SST
HINT:
Use a torque wrench wit ...
Speaker Circuit
DESCRIPTION
The sound signal that has been amplified by the stereo component amplifier is
sent to the speakers from
the stereo component amplifier through this circuit.
If there is a short in this circuit, the stereo component amplifier detects it
and stops output to the speakers.
Thus s ...
Actuator Supply Voltage Circuit / Open
DESCRIPTION
The ECM monitors the output voltage to the throttle actuator. This self-check
ensures that the ECM is
functioning properly. The output voltage is usually 0 V when the ignition switch
is turned off. If the output
voltage is higher than 7 volts when the ignition switch is turned ...
