Toyota Avalon Service & Repair Manual: 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.

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• 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.

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• 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

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

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NEXT

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

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OK:

Auto up and down functions are normal.

NG

GO TO OTHER PROBLEM (Proceed to Problem Symptoms Table)

OK

(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.

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)