LR3 (LA) V6-4.0L (2006)
Wiper Arm: Customer Interest
Wipers/Washers - Windshield Wiper Blades Knock/Judder
No.: LTB00085
Issue: 1
DATE: 19 Sept.. 2007
SECTION: 501-16
Windshield Wiper Blades Knocking/juddering - Diagnostic Procedure
AFFECTED VEHICLE RANGE
WINDSHIELD WIPERS JUDDERING OR KNOCKING WHEN OPERATED
Situation:
The windshield wipers judder of make a knocking noise when operated. This condition could be caused by the condition of the wiper arm mounting or
spindle.
Action:
In the case of a customer concern of the above, follow the diagnostic procedure outlined below.
NOTE:
Technical Bulletin LTB00074 should be referenced to ensure the root cause of any judder/noise is not due to a permanent set condition of the wiper
blade.
NOTE:
The following conditions are NOT associated with this concern and are therefore not covered by this bulletin:
^
Parts damaged in car washes.
^
Bent levers or wiper blade structure.
^
Bent arm-pieces to modify the attack angle.
^
Damage of the wiping edge of the blade (torn or sections missing).
^
Damage to the wiper blade rubber due to contamination with fuel, solvents or silicon-based products.
^
Contamination on the wiper blade which would prevent the blade from performing its function of clearing the screen of water. Examples are:
Fuel, wax, dirt, bird excrement, dead insects, and plant material.
PARTS