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

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual / Vehicle Exterior / Lighting (ext) / Headlight Dimmer Switch / Inspection

INSPECTION

PROCEDURE

1. INSPECT TURN SIGNAL SWITCH

*a

Component without harness connected

(Turn Signal Switch)

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

Standard Resistance:

Light Control Switch

Tester Connection

Condition

Specified Condition

2 (L_OFF) - 12 (EL)*1

Light control switch in DRL OFF position

Below 1 Ω

10 (A) - 12 (EL)

Light control switch in AUTO position

Below 1 Ω

14 (T) - 12 (EL)

Light control switch in tail position

Below 1 Ω

5 (H) - 12 (EL)

Light control switch in head position

Below 1 Ω
Dimmer Switch

Tester Connection

Condition

Specified Condition

6 (HF) - 12 (EL)

Dimmer switch in high flash position

Below 1 Ω

1 (HU) - 12 (EL)

Dimmer switch in high position

Below 1 Ω
Turn Signal Switch

Tester Connection

Condition

Specified Condition

9 (TR) - 12 (EL)

Turn signal switch in neutral position

10 kΩ or higher

3 (TL) - 12 (EL)

Turn signal switch in neutral position

10 kΩ or higher

9 (TR) - 12 (EL)

Turn signal switch in right turn position

Below 1 Ω

9 (TR) - 12 (EL)

Turn signal switch in full right turn position

Below 1 Ω

9 (TR) - 11 (CR)

Turn signal switch in full right turn position

Below 1 Ω

11 (CR) - 12 (EL)

Turn signal switch in full right turn position

Below 1 Ω

3 (TL) - 12 (EL)

Turn signal switch in left turn position

Below 1 Ω

3 (TL) - 12 (EL)

Turn signal switch in full left turn position

Below 1 Ω

3 (TL) - 11 (CR)

Turn signal switch in full left turn position

Below 1 Ω

11 (CR) - 12 (EL)

Turn signal switch in full left turn position

Below 1 Ω
  • *1: w/ Light Control Switch DRL OFF Position

HINT:

  • The left turn or right turn condition indicates a condition in which the turn signal switch will return to the neutral position after releasing your hand from the turn signal switch (turn signal switch is operated approximately 7°).
  • The full left turn or full right turn condition indicates a condition in which the turn signal switch will not return to the neutral position after releasing your hand from the turn signal switch (turn signal switch is operated 12°).

If the result is not as specified, replace the turn signal switch.

    Components

    Installation

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