Toyota Corolla Cross: Inspection

Toyota Corolla Cross (2022-2024) Service Manual / Vehicle Interior / Seat / Power Seat Switch / Inspection

INSPECTION

PROCEDURE

1. INSPECT FRONT POWER SEAT SWITCH

(a) Check the resistance.

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

Standard Resistance:

Slide Switch

Tester Connection	Condition	Specified Condition
q7-4 - q7-6	Slide switch pressed (Forward)	Below 1 Ω
q7-1 - q7-12	Slide switch pressed (Forward)
q7-4 - q7-12	Off
q7-1 - q7-12	Off
q7-1 - q7-6	Slide switch pressed (Rearward)
q7-4 - q7-12	Slide switch pressed (Rearward)

Front Vertical Switch

Tester Connection	Condition	Specified Condition
q7-7 - q7-6	Front vertical switch pressed (Up)	Below 1 Ω
q7-11 - q7-12	Front vertical switch pressed (Up)
q7-7 - q7-12	Off
q7-11 - q7-12	Off
q7-11 - q7-6	Front vertical switch pressed (Down)
q7-7 - q7-12	Front vertical switch pressed (Down)

Lifter Switch

Tester Connection	Condition	Specified Condition
q7-8 - q7-6	Lifter switch pressed (Up)	Below 1 Ω
q7-10 - q7-12	Lifter switch pressed (Up)
q7-10 - q7-12	Off
q7-8 - q7-12	Off
q7-10 - q7-6	Lifter switch pressed (Down)
q7-8 - q7-12	Lifter switch pressed (Down)

Reclining Switch

Tester Connection	Condition	Specified Condition
q7-5 - q7-6	Reclining switch pressed (Forward)	Below 1 Ω
q7-11 - q7-6
q7-7 - q7-6
q7-3 - q7-12
q7-5 - q7-12	Off
q7-3 - q7-12	Off
q7-3 - q7-6	Reclining switch pressed (Rearward)
q7-5 - q7-12
q7-10 - q7-6
q7-8 - q7-6

Lumbar Support Switch

Tester Connection	Condition	Specified Condition
q7-9 - q7-6	Lumbar switch pressed (Hold)	Below 1 Ω
q7-2 - q7-12	Lumbar switch pressed (Hold)
q7-2 - q7-12	Off
q7-9 - q7-12	Off
q7-2 - q7-6	Lumbar switch pressed (Release)
q7-9 - q7-12	Lumbar switch pressed (Release)

If the result is not as specified, replace the front power seat switch.

*a	Slide Switch (Front)
*b	Slide Switch (Rear)
*c	Front Vertical Switch (Up)
*d	Front Vertical Switch (Down)
*e	Lifter Switch (Up)
*f	Lifter Switch (Down)
*g	Reclining Switch (Front)
*h	Reclining Switch (Rear)
*i	Lumbar Support Switch (Hold)
*j	Lumbar Support Switch (Release)
*k	Component without harness connected (Front Power Seat Switch)

SEE MORE:

Components

COMPONENTS ILLUSTRATION *1 NO. 1 ENGINE UNDER COVER ASSEMBLY *2 REAR ENGINE UNDER COVER LH *3 REFILL PLUG *4 OVERFLOW PLUG *5 OVERFLOW (CVT) TUBE *6 GAS

Pressure Control Solenoid "M" Circuit Short to Battery (P08C312)

DESCRIPTION Using the current from the TCM, the shift solenoid valve SLG controls the B1 brake when the shift lever is in R, and S1 synchronizer when the shift lever is in P, N, D or M. DTC No. Detection Item DTC Detection Condition Trouble Area

Toyota Corolla Cross: Inspection

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Installation

Rear Seat Assembly

Removal

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Components

Pressure Control Solenoid "M" Circuit Short to Battery (P08C312)