Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

• Use the following procedure to troubleshoot the adaptive variable suspension system.
• *: Use the Techstream.

PROCEDURE

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(a) Measure the voltage of the battery.

Standard Voltage:

11 to 14 V

If the voltage is below 11 V, recharge or replace the battery before proceeding.

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(a) Check the ECUs connected to the CAN bus.

Click here

B

GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING)

A

(a) Check for and write down any DTCs and Freeze Frame Data.

for DTC Check / Clear: Click here

for Freeze Frame Data: Click here

(b) Clear the DTCs and Freeze Frame Data.

for DTC Check / Clear: Click here

for Freeze Frame Data: Click here

(c) Recheck for DTCs.

B

GO TO STEP 7

A

(a) Refer to Terminals of ECU.

Click here

(b) Refer to Data List / Active Test.

Click here

NEXT

GO TO STEP 8

(a) Proceed to Diagnostic Trouble Code Chart.

Click here

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END