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

CAUTION / NOTICE / HINT

HINT:

Use these procedures to troubleshoot the heated steering wheel system.

PROCEDURE

1.	VEHICLE BROUGHT TO WORKSHOP

2.	INSPECT BATTERY VOLTAGE

(a) Measure the battery voltage with the engine switch off.

Standard voltage:

11 to 14 V (Engine switch off)

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

3.	PROBLEM SYMPTOMS TABLE

HINT:

Refer to Problem Symptoms Table.

Click here

4.	REPAIR OR REPLACE

5.	CONFIRMATION TEST

END

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Headup Display System(for Gasoline Model): Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Headup Display System DTC No. Detection Item Memory Note Link B132187 Lost Communication with EMV Missing Message DTC stored - U010087 Lost Communication With ECM/PCM "A" Missing Message DTC stored - U012987 Lost Communication With Brake System Control Module Missing Me ...

Toyota Avalon (XX50) 2019-2022 Owners Manual