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:
If the engine will not
start
If the engine will not start even though correct starting procedures
are being followed (, 228), consider each of the following
points:
The engine will not start even though the starter motor operates
normally.
One of the following may be the cause of the problem:
There may not be sufficien ...
Park / Neutral Position Switch Circuit
DESCRIPTION
The clearance warning ECU receives the reverse or park position signal from
the park / neutral position
switch.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT CLEARANCE WARNING ECU
Disconnect the C9 connector from the clearance warning
ECU.
Measure the voltage ...
Inspection
1. INSPECT NO. 1 VALVE ROCKER ARM SUBASSEMBLY
(a) Turn the roller by hand to check that it turns
smoothly.
HINT:
If the roller does not turn smoothly, replace the valve
rocker arm sub-assembly.
2. INSPECT VALVE LASH ADJUSTER ASSEMBLY
NOTICE:
Keep the lash adjuster free of dirt ...
