Genuine BMW 328i Wiper Motor

BMW 328i Wiper Motor Parts Questions & Experts Answers

• Rear Window Wiper Motor
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  Q: How to remove and install wiper arms and Wiper Motor on BMW 328i?

  A:

  To uninstall and reinstall wiper arms, begin by running the wiper motor then switch it off to return the arms to their original position. Place a line of masking tape over the blade edge(s) for alignment purposes. Open up the wiper-arm-spindle nut cover by prying, unscrew the spindle nut and lift away the blade from the windshield, if necessary pull out via screwdriver or puller to remove wiper arm from its spindle. Assure that both arm and spindle splines are clean and dry before aligning the wiper blade with tape on windshield and mounting arm onto its spindle. Fasten down the spindle nut and attach back nut cover. For front wiper motor and linkage, take off cabin air filter cover, plastic covers behind strut towers; cable guide housing. Slide forward cabin air filter lower housing then remove it from cowl. Remove 2 screws securing sealing strip, washer hose connector between 2 arms and finally remove one of rubber seal strips by pulling it away from glass along with one corner of rear trim panel beside window but do not discard either side clips until cowl is pulled free as well as heated washer nozzle electrical connectors disconnected while raising cowl trim panel Disconnect wiring harness at its retainer near lower firewall center support bracket after removing right hand one too unclip wiring loom Remove bolt securing retaining strip then detach end links; lift assembly away from cowling through top portion Undo electrical connections If you need to get rear wiper motor loose just tug inward on rear window side trims release all retaining clips so that tailgate can be lowered enough for pulling out bolt attaching trim insert Pry open each handle recess' covering; expose bolts underneath Take rear trim panel off tailgate then isolate trunk compartment light Break electrical contacts with member in question using any provided ways; unfasten four nuts Like what is detailed in next section which concerns about removal of bolts used for fixing a fitting onto bonnet hinges, where the service needs to be carried out Disconnect wiper motor electrical connector and remove mounting bolts of this unit Do not forget about those items like rear wiper arm, plastic cover nuts covering its spindle or any washers outside of rear window On inside back glass segment unhook rear window-button electrical connector, unscrew retaining nut and draw off housing with spindle.