Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. INSPECT PCV VALVE (VENTILATION VALVE SUB-ASSEMBLY)

(a) Connect the Techstream to the DLC3.

(b) Turn the power switch on (IG).

(d) Put the engine in Inspection Mode (Maintenance Mode).

Powertrain > Hybrid Control > Utility

Tester Display
Inspection Mode

(e) Check the PCV valve (ventilation valve sub-assembly) operation.

(1) Start the engine.

(2) Slide the clip and disconnect the No. 2 ventilation hose from the air cleaner hose assembly.

(3) Check that air is sucked into the No. 2 ventilation hose.

Standard:

Air is sucked into the No. 2 ventilation hose.

If the result is not as specified, replace the PCV valve (ventilation valve sub-assembly).

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Tire And Wheel System: How To Proceed With Troubleshooting
PROCEDURE 1. CHECK TIRE AND WHEEL SYSTEM DIAGNOSIS OF IRREGULAR TIRE WEAR GO TO STEP 11 DIAGNOSIS OF TIRE VIBRATION 2. TIGHTEN WHEEL NUTS Click here NEXT 3. INSPECT TIRES Click here NG GO TO STEP 10 OK 4. INSPECT AND/OR ADJUST WHEEL BALANCE Click here NEXT 5. INSPECT FRONT AXLE HUB BEARING LOOSENESS ...

Toyota Avalon (XX50) 2019-2022 Owners Manual