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Home >> Oldsmobile >> 1991 >> Bravada >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Wiper/Washer Systems >> Wiper System/Washer System - Standard/Pulse >> Testing >> Wiper System Testing >> Rear Wiper Inoperative

Rear Wiper Inoperative

  1. Disconnect rear wiper switch connector (C362). See Figure . Turn ignition to ACCY position. Connect test light between terminal No. 141 (Brown/White wire) and ground. If test light does not come on, check RADIO fuse. If fuse is okay, repair open circuit in Brown/White wire between wiper switch and fuse block. If test light comes on, go to next step.
  2. Connect rear wiper switch (C362). Turn wiper switch on. Connect test light between wiper switch connector terminal No. 393 (White or Orange wire) and ground. If test light does not come on, replace wiper switch. If test light does come on, go to next step.
  3. Connect test light between wiper motor wiring harness connector (C901) terminal No. 393 (White or Orange wire) and ground. If test light comes on, repair open in (White or Orange wire) between wiper motor and wiper switch. If test light does not comes on, go to next step.
  4. Connect test light between wiper motor wiring harness connector (C901) terminal No. 393 and terminal No. 150 (Black wire). If test light does not comes on, repair open in circuit 150 between wiper motor and ground. If test light comes on, repair or replace wiper motor.
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