Toyota RAV4 (XA40) 2013-2018 Service Manual: 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 22 mm deep socket wrench, remove the ventilation valve.
Inspection
- Inspect ventilation valve sub-assembly
- Install a clean hose to the ventilation valve.
- Check the ventilation valve operation.
- Blow air into the cylinder head side, and check that air passes through easily.
Caution:
Do not suck air through the valve.
Petroleum substances inside the valve are hazardous to your health.
- Blow air into the intake manifold side, and
check that air passes through with difficulty.
If the result is not as specified, replace the ventilation valve sub-assembly.
- Remove the clean hose from the ventilation valve.
Installation
- Install ventilation valve sub-assembly
- Apply adhesive to 2 or 3 threads of the ventilation valve.
Adhesive: toyota genuine adhesive 1324, three bond 1324 or equivalent
- Using a 22 mm deep socket wrench, install the ventilation valve.
Torque: 19 n*m (194 kgf*cm, 14 ft.*Lbf)
- Connect the ventilation hose.
- Install no. 1 Engine cover (see page em-43)
- Check for engine oil leaks
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 ai ...
Air fuel ratio sensor
Components
On-vehicle inspection
Check air fuel ratio compensation system
Connect the intelligent tester to the dlc3.
Turn the ignition switch on.
Select the following menu item ...
Other materials:
Checking the coolant
The coolant level is satisfactory
if it is between the "FULL" and
"LOW" lines on the reservoir
when the engine is cold.
Reservoir cap
"FULL" line
"LOW" line
If the level is on or below the "LOW" line, add coolant up to the "FULL"
line.
â– Coolant selection
Only use "Toyota Super Long Life
Cool ...
How to proceed with troubleshooting
Hint:
Use the following procedures to troubleshoot the occupant
classification system.
*: Use the intelligent tester.
Vehicle brought to workshop
Passenger airbag on/off indicator check
Dtc check (present and past dtc)*
Check for dtcs (see page rs-249 ).
Result ...
Oxygen (a/f) sensor signal stuck
Hint:
Although the dtc titles say oxygen sensor, these dtcs relate to the
air-fuel ratio (a/f) sensor.
Sensor 1 refers to the sensor mounted in front of the three-way
catalytic converter (twc) and
located near the engine assembly.
Description
The a/f sensor generates a voltage* ...
