Toyota RAV4 (XA40) 2013-2018 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:
Terminals of ecu
Skid control ecu
Hint:
*1: W/ 16-inch disc
*2: W/ downhill assist control
*3: For 2wd (w/ auto lsd)
Check skid control ecu
Disconnect the a19 ecu connector.
Measure the voltage and resistance of the wire
harness side connector.
Hint:
The voltage cannot be measured ...
Dtc check / clear
Check dtc
Hint:
When dtc b1650/23 is detected as a result of
troubleshooting for the airbag system, troubleshoot
the occupant classification system.
Use the intelligent tester (with can vim) to read and
clear dtcs, otherwise the dtcs cannot be read and
cleared.
Connect ...
Brake warning light remains on
Description
If any of the following conditions are detected, the brake warning light
remains on:
The ecu connectors are disconnected from the skid control ecu.
The brake fluid level is insufficient.
The parking brake is applied.
The ebd is defective.
Wiring diagram
Inspection p ...
