Toyota Yaris: Headlight Leveling Switch / Inspection

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual / Vehicle Exterior / Lighting (ext) / Headlight Leveling Switch / Inspection

INSPECTION

PROCEDURE

1. INSPECT HEADLIGHT LEVELING SWITCH

(a) Check the voltage.

(1) Connect a positive (+) lead from the auxiliary battery to terminal 5 (B) and a negative (-) lead to terminal 2 (E).

*a	Component without harness connected (Headlight Leveling Switch)

(2) Measure the voltage according to the value(s) in the table below.

Standard Voltage:

Tester Connection	Condition	Specified Condition
H49-4 (T) - H49-2 (E)	0	2.40 to 3.12 V
H49-4 (T) - H49-2 (E)	1	3.82 to 4.54 V
H49-4 (T) - H49-2 (E)	2	5.23 to 5.95 V
H49-4 (T) - H49-2 (E)	3	6.65 to 7.37 V
H49-4 (T) - H49-2 (E)	4	8.06 to 8.78 V
H49-4 (T) - H49-2 (E)	5	9.48 to 10.20 V

HINT:

Auxiliary battery voltage is 12 V.

If the result is not as specified, replace the headlight leveling switch.

(b) Check the illumination.

(1) Apply auxiliary battery voltage to the headlight leveling switch and check that the switch illuminates.

OK:

Measurement Condition

Specified Condition

H49-6 (ILL+) - Auxiliary battery positive (+)

H49-1 (ILL-) - Auxiliary battery negative (-)

Switch illumination illuminates

If the result is not as specified, replace the headlight leveling switch.

*a	Component without harness connected (Headlight Leveling Switch)

Removal

REMOVAL PROCEDURE 1. REMOVE CENTER LOWER INSTRUMENT COVER Click here 2. REMOVE LOWER INSTRUMENT PANEL FINISH PANEL Click here 3. REMOVE SWITCH HOLE BASE SUB-ASSEMBLY Click here 4...

Installation

INSTALLATION PROCEDURE 1. INSTALL HEADLIGHT LEVELING SWITCH (a) Engage the claws to install the headlight leveling switch. 2. INSTALL LOWER INSTRUMENT PANEL FINISH PANEL ASSEMBLY Click here 3...

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