Toyota Tacoma manuals

Toyota Tacoma (2015-2018) Service Manual: Jam Protection Function does not Operate

DESCRIPTION

This symptom may occur for any of the 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 (See page If the pulse sensor built into the power window regulator motor assemblies ).
  • If the pulse sensor built into the power window regulator motor assemblies is malfunctioning, the power window control system enters fail-safe mode. The jam protection function cannot be operated during fail-safe mode (See page After the jam protection function operates when an auto up or manual ).
  • 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.
  • After the catch protection function operates when an auto down or manual down operation is performed, the jam protection function will not operate when the manual down operation is performed again within approximately 4 seconds.

PROCEDURE

1.

PERFORM INITIALIZATION (APPLICABLE LOCATION)

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

NEXT

2.

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

(a) Check if the power window auto up/down function operates normally (See page OK: OK: ).

OK:

Auto up/down function is 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

Result

Proceed to

OK

A

NG (Driver side power window)

B

NG (Front passenger side power window)

C

A

END (PROBLEM DUE TO INITIALIZATION FAILURE)

B

REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH

C

REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RH

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