Toyota RAV4 Service Manual: Vacuum switching valve
Components
Removal
- Disconnect cable from negative battery terminal
Caution:
Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
- Remove purge vsv
- Disconnect the purge vsv connector.
- Disconnect the wire harness clamp.
- Disconnect the 2 purge line hoses from the purge vsv.
- Remove the purge vsv from the air cleaner hose.
Inspection
- Inspect purge vsv
- Measure the resistance of the purge vsv.
Standard resistance 
If the result is not as specified, replace the purge vsv.
- Check the operation of the purge vsv.
- Check that air does not flow from port e to port f.
- Apply battery voltage across terminals.
- Check that air flows from port e to port f.
If the result is not as specified, replace the purge vsv.
Installation
- Install purge vsv
- Install the purge vsv onto the air cleaner hose.
- Connect the 2 purge line hoses to the purge vsv.
- Connect the wire harness clamp.
- Connect the purge vsv connector.
- Connect cable to negative battery terminal
Canister
Components
removal
Disconnect cable from negative battery
terminal
Caution:
Wait at least 90 seconds after disconnecting the
cable from the negative (-) battery terminal to
prevent ai ...
Ventilation valve
Components
Removal
Remove no. 1 Engine cover (see page em-22)
Remove ventilation valve sub-assembly
Disconnect the ventilation hose from the ventilation
valve.
Using a ...
Other materials:
Road test
Problem symptom confirmation
Based on the result of the customer problem
analysis, try to reproduce the symptoms. If the
problem is that the transaxle does not shift up, shift
down, or the shift point is too high or too low,
conduct the following road test referring to the
automat ...
Automatic transaxle unit
Components
...
Diagnosis system
Check dlc3
Check the dlc3:
the power steering ecu uses can (iso11898-1)
and iso9141-2 for communication protocol. The
terminal arrangement of the dlc3 complies with
sae j1962 and matches the iso9141-2 format.
Notice:
*: Before measuring the resistance, leave the
vehicle ...