Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Inspection

Toyota Corolla Cross (2022-2025) Service Manual / Vehicle Interior / Seat / Lumbar Support Adjuster Assembly / Inspection

INSPECTION

PROCEDURE

1. INSPECT LUMBAR SUPPORT ADJUSTER ASSEMBLY

(a) Check the operation of the lumbar support adjuster assembly RH.

(1) Check that the front seatback moves forward and backward smoothly when the auxiliary battery is connected to the lumbar support adjuster assembly RH connector terminals.

OK:

Auxiliary Battery Connection

Operational Direction

Auxiliary battery positive(+) → r4-1

Auxiliary battery negative(-) → r4-2

Seatback moves forward

Auxiliary battery negative(-) → r4-2

Auxiliary battery positive(+) → r4-1

Seatback moves backward

If the result is not as specified, replace the lumbar support adjuster assembly.

*a

Component without harness connected

(Lumbar Support Adjuster Assembly RH)

    READ NEXT:

     Installation

    INSTALLATION CAUTION / NOTICE / HINT COMPONENTS (INSTALLATION) Procedure Part Name Code 1 FRONT SEATBACK EDGE PROTECTOR 71587 - - - 2 F

     Power Seat Switch

     Removal

    REMOVAL CAUTION / NOTICE / HINT COMPONENTS (REMOVAL) Procedure Part Name Code 1 FRONT SEAT ASSEMBLY - - - - 2 FRONT SEAT FRONT CUSHION

    SEE MORE:

     Telephone Sub Antenna Circuit Short to Ground (B153711,B153713)

    DESCRIPTION These DTCs are stored when a malfunction occurs in the navigation antenna assembly circuit. DTC No. Detection Item DTC Detection Condition Trouble Area B153711 Telephone Sub Antenna Circuit Short to Ground

     Inspection

    INSPECTION PROCEDURE 1. INSPECT BACK DOOR OPENER SWITCH ASSEMBLY (w/ Smart Key System) (a) Check the operation of the opener switch. (1) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Condition

    © 2020-2025 Copyright www.tcorollacross.com