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

ON-VEHICLE INSPECTION

PROCEDURE

1. INSPECT CAM TIMING CONTROL MOTOR WITH EDU ASSEMBLY

(a) Check Rotation Direction Signal:

(1) Connect the Techstream to the DLC3.

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

(3) Turn the Techstream on.

(4) Enter the following menus: Powertrain / Engine / Data List / VVT-iE Motor Direction Bank1.

Powertrain > Engine > Data List

Tester Display

VVT-iE Motor Direction Bank 1

(5) According to the display on the Techstream, read the Data List.

Specified Condition:

Techstream Display

Condition

Specified Condition

VVT-iE Motor Direction Bank1

Power switch off → Power switch on (IG)

Backward

HINT:

If the result is not as specified, inspect the cam timing control motor with EDU assembly and wire harness.

(b) Check VVT Change Angle:

(1) Connect the Techstream to the DLC3.

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

(3) Turn the Techstream on.

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

Powertrain > Hybrid Control > Utility

Tester Display

Inspection Mode

(5) Start the engine and warm it up until the engine coolant temperature reaches 75°C (167°F) or higher.

(6) Enter the following menus: Powertrain / Engine / Active Test / Control the VVT-iE Opening Angle Bank 1 / Data List / Intake VVT Change Angle Bank 1 and Intake VVT Target Angle Bank 1.

Powertrain > Engine > Active Test

Active Test Display

Control the VVT-iE Opening Angle Bank 1

Data List Display

Intake VVT Change Angle Bank 1

Intake VVT Target Angle Bank 1

(7) Read the Data List while performing the Active Test with the engine idling.

Specified Condition:

Active Test Movement Order

Difference between "Intake VVT Change Angle Bank 1" and "Intake VVT Target Angle Bank 1"

0 deg → 10 deg → 20 deg → 40 deg → 0 deg → 10 deg → END

Within 4 DegFR

HINT:

If the result is not as specified, inspect the cam timing control motor with EDU assembly and camshaft timing gear assembly.

    Installation

    Removal

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    Toyota Avalon (XX50) 2019-2022 Owners Manual

    Toyota Avalon (XX50) 2019-2022 Service & Repair Manual

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