Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Hazard Warning Switch

Components

COMPONENTS

ILLUSTRATION

*1

HAZARD WARNING SWITCH ASSEMBLY (RADIO AND DISPLAY RECEIVER ASSEMBLY)

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Inspection

INSPECTION

PROCEDURE

1. INSPECT HAZARD WARNING SWITCH ASSEMBLY (RADIO AND DISPLAY RECEIVER ASSEMBLY)

*a

Component without harness connected

(Hazard Warning Switch Assembly (Radio and Display Receiver Assembly))

(a) Check the switch.

(1) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

7 (TB) - 6 (GND)

Hazard warning switch off

10 kΩ or higher

Hazard warning switch on

Below 1 Ω

If the result is not as specified, replace the hazard warning switch assembly (radio and display receiver assembly).

(b) Inspect the switch illumination.

(1) Apply auxiliary battery voltage to the hazard warning switch assembly (radio and display receiver assembly) and check that the switch illuminates.

OK:

Measurement Condition

Specified Condition

Auxiliary battery positive (+) → Terminal 11 (ILL+)

Auxiliary battery negative (-) → Terminal 15 (ILL-)

Illuminates

If the result is not as specified, replace the hazard warning switch assembly (radio and display receiver assembly).

Installation

INSTALLATION

PROCEDURE

1. INSTALL HAZARD WARNING SWITCH ASSEMBLY (RADIO AND DISPLAY RECEIVER ASSEMBLY)

Click here

Removal

REMOVAL

PROCEDURE

1. REMOVE HAZARD WARNING SWITCH ASSEMBLY (RADIO AND DISPLAY RECEIVER ASSEMBLY)

Click here

    Removal

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