Toyota 4Runner: Inspection

Toyota 4Runner Service Manual / Vehicle Exterior / Exterior Panels / Trim / Automatic Running Board / Inspection

INSPECTION

PROCEDURE

1. INSPECT SIDE AUTO STEP MOTOR ASSEMBLY

(a) Check that the motor gear rotates smoothly as follows.

NOTICE:

Do not apply positive (+) battery voltage to any terminals except terminal 5 and 4 to avoid damaging the pulse sensor inside the motor.

OK:

Measurement Condition

Specified Condition

Battery positive (+) → 5

Battery negative (-) → 4

Motor gear rotates counterclockwise (Deploying)

Battery positive (+) → 4

Battery negative (-) → 5

Motor gear rotates clockwise (Stowing)

If the result is not as specified, replace the side auto step motor assembly.

CAUTION:

Reset the side auto step motor assembly (initialize the pulse sensor) after installing the side auto step motor assembly and side auto step assembly.

Text in Illustration

*1	Motor Gear
*a	Component without harness connected (Side Auto Step Motor Assembly)
*b	Clockwise (Stowing)
*c	Counterclockwise (Deploying)

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