Jam Protection Function Does Not Operate

WINDOW / GLASS: POWER WINDOW CONTROL SYSTEM: Jam Protection Function does not Operate

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.

INSPECTION PROCEDURE
NOTICE:
- The power window control system uses a multiplex communication system (LIN communication system). Inspect the communication function by following How to Proceed with Troubleshooting How To Proceed With Troubleshooting. Troubleshoot the power window control system after confirming that the communication system is functioning properly.
- When the power window regulator motor assembly is reinstalled or replaced, the power window control system must be initialized.
- After a door glass or a door glass run has been replaced, the jam protection function may operate unexpectedly when the auto up function is used. In such cases, the auto up function can be reinitialized by repeating the following operations at least 5 times:
1. Close the power window by fully pulling up the power window regulator master switch assembly or power window regulator switch assembly and holding it at the auto up position.
2. Open the power window by fully pushing down the power window regulator master switch assembly or power window regulator switch assembly.

PROCEDURE

1. PERFORM INITIALIZATION (APPLICABLE LOCATION)
(a) Initialize the power window regulator motor assembly (applicable location) Programming and Relearning.
NEXT -- Continue to next step.

2. CHECK POWER WINDOW CONTROL SYSTEM (AUTO UP/DOWN FUNCTION)
(a) Check if the power window auto up/down function operates normally Operation Check.
OK:
Auto up/down function is normal.

NG -- GO TO OTHER PROBLEM (Proceed to Problem Symptoms Table)
OK -- Continue to next step.

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:





E -- REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Rear RH Side)
D -- REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Rear LH Side)
C -- REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Front Passenger Side)
B -- REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Driver Side)
A -- END (PROBLEM DUE TO INITIALIZATION FAILURE)