Toyota CH-R Service Manual: Jam Protection Function does not Operate

Toyota CH-R Service Manual / Window / Glass / Power Window Control System / Jam Protection Function does not Operate

DESCRIPTION

This symptom may occur for any of the power windows.

The jam protection function operates within a specified range during the manual up or auto up operation.

CAUTION / NOTICE / HINT

NOTICE:

  • If a power window regulator motor assembly has been replaced with a new one, initialize the power window control system.

    Click here

  • If the pulse sensor built into the power window regulator motor assemblies are malfunctioning, the power window control system will enter fail-safe mode. The jam protection function cannot be operated during fail-safe mode.

    Click here

  • After the jam protection function operates when an auto up or manual up operation is performed, the jam protection function will not operate when the manual up operation is performed again within approximately 4 seconds.

PROCEDURE

1.

PERFORM INITIALIZATION (APPLICABLE LOCATION)

(a) Initialize the power window regulator motor assembly (applicable location).

Click here

NEXT

2.

CHECK POWER WINDOW CONTROL SYSTEM (AUTO UP / DOWN FUNCTION)

(a) Check if the power window auto up and down functions operate normally.

Click here

OK:

Auto up and down functions are normal.

NG

GO TO OTHER PROBLEM (Proceed to Problem Symptoms Table)

OK

3.

CHECK JAM PROTECTION FUNCTION OPERATING RANGE

(a) Check if the jam protection function operates normally for the applicable power window.

HINT:

The jam protection function will not operate within 4 mm (0.157 in.) of the fully closed position.

OK:

Jam protection function operates normally.

Result

Proceed to

OK

A

NG (Driver door power window)

B

NG (Front passenger door power window)

NG (Rear LH door power window)

C

NG (Rear RH door power window)
A

END (PROBLEM DUE TO INITIALIZATION FAILURE)
B

REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (FOR DRIVER DOOR OR FRONT PASSENGER DOOR)

C

REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (FOR REAR LH DOOR OR REAR RH DOOR)

    Improper Operation
    DESCRIPTION In cases where a door window closed (closes) by itself even though a window closing operation was not performed, possible causes include vehicle-side malfunction, environmental causes ...

    Power Window Master Switch
    Components COMPONENTS ILLUSTRATION *1 MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY *2 MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY WITH FRONT ARMREST BASE UP ...

    Other materials:

    Toyota CH-R Service Manual > Lighting System: Vehicle Specifications have not been Stored (B2451)
    DESCRIPTION This DTC is output if the vehicle variation information is not written to the headlight ECU sub-assembly LH. The headlight ECU sub-assembly LH outputs DTC B2451. DTC No. Detection Item DTC Detection Condition Trouble Area Note ...

    Toyota CH-R Service Manual > Smart Key System(for Entry Function): All Door Entry Lock/Unlock Functions do not Operate, but Wireless Functions Operate
    DESCRIPTION When the wireless operation can be used to lock and unlock the doors, communication between the electrical key and TPMS receiver assembly and certification ECU (smart key ECU assembly) is normal. If the entry lock and unlock functions do not operate, the entry cancel function may ...

    Toyota CH-R Owners Manual

    Toyota CH-R Service Manual

    © 2017-2025 Copyright www.tochr.net
    0.0127