Components
COMPONENTS
ILLUSTRATION
*1 | PCV VALVE (VENTILATION VALVE SUB-ASSEMBLY) |
*2 | V-BANK COVER SUB-ASSEMBLY |
*3 | VENTILATION HOSE |
- | - |
![]() |
N*m (kgf*cm, ft.*lbf): Specified torque |
- | - |
Inspection
INSPECTION
PROCEDURE
1. INSPECT PCV VALVE (VENTILATION VALVE SUB-ASSEMBLY)
(a) Install a hose to the PCV valve (ventilation valve sub-assembly).
(b) Check PCV valve (ventilation valve sub-assembly) operation.
(1) Blow air into the cylinder head cover sub-assembly LH side, and check that air passes through easily.
*a | Hose |
*b | Air |
![]() |
Cylinder Head Cover Sub-assembly LH Side |
CAUTION:
Do not suck air through the valve.
Petroleum substances inside the valve are hazardous to your health.
If the result is not as specified, replace the PCV valve (ventilation valve sub-assembly).
(2) Blow air into the intake air surge tank assembly side, and check that air passes through with difficulty.
*a | Hose |
*b | Air |
![]() |
Intake Air Surge Tank Assembly Side |
CAUTION:
Do not suck air through the valve.
Petroleum substances inside the valve are hazardous to your health.
If the result is not as specified, replace the PCV valve (ventilation valve sub-assembly).
(c) Remove the hose from the PCV valve (ventilation valve sub-assembly).
Installation
INSTALLATION
PROCEDURE
1. INSTALL PCV VALVE (VENTILATION VALVE SUB-ASSEMBLY)
(a) Apply a light coat of engine oil to the O-ring.
(b) Using a 22 mm deep socket wrench, install the PCV valve (ventilation valve sub-assembly) to the cylinder head cover sub-assembly LH.
Torque:
5.0 N·m {51 kgf·cm, 44 in·lbf}
NOTICE:
When reusing the PCV valve (ventilation valve sub-assembly), inspect the O-ring.
2. CONNECT VENTILATION HOSE
(a) Connect the ventilation hose to the PCV valve (ventilation valve sub-assembly) and slide the clip to secure it.
3. INSTALL V-BANK COVER SUB-ASSEMBLY
Click here
Removal
REMOVAL
PROCEDURE
1. REMOVE V-BANK COVER SUB-ASSEMBLY
Click here
2. DISCONNECT VENTILATION HOSE
(a) Slide the clip and disconnect the ventilation hose from the PCV valve (ventilation valve sub-assembly). |
|
3. REMOVE PCV VALVE (VENTILATION VALVE SUB-ASSEMBLY)
(a) Using a 22 mm deep socket wrench, remove the PCV valve (ventilation valve sub-assembly) from the cylinder head cover sub-assembly LH. |
|
Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Can Communication System(for Hv Model): Headup Display Communication Stop Mode. How To Proceed With Troubleshooting. Hybrid Vehicle Control ECU Communication Stop Mode
Headup Display Communication Stop Mode DESCRIPTION Detection Item Symptom Trouble Area Headup Display Communication Stop Mode Any of the following conditions are met: Communication stop for "Head Up Display" is indicated on the "Communication Bus Check" screen of the Techstream. Click here Communica ...