Test C: Wipers Inoperative In All Modes

2001 Chevrolet Cavalier LS, 2.4 TSECTION Test C: Wipers Inoperative In All Modes
  1. If wiper/washer system description and operation has been reviewed, and preliminary inspection has been performed, go to next step. If system description and operation has not been reviewed, and preliminary inspection has not been performed, review DESCRIPTION  and OPERATION  . Perform PRELIMINARY INSPECTION  under TROUBLE SHOOTING.
  2. Turn ignition switch to ON position. Turn wiper switch through all switch positions. If wipers do not operate properly, go to next step. If wipers operate properly, perform test procedure while wiggling wiring and harness connectors. This can often cause intermittent malfunction to appear.
  3. Disconnect wiper motor assembly 6-pin harness connector. Wiper motor assembly is located on left side of firewall. Connect a test light between ground and wiper motor assembly harness connector terminal "B" (Yellow wire). SeeFig 1 . If test light illuminates, go to next step. If test light does not illuminate, go to step  7 .
  4. Connect a test light between wiper motor assembly harness connector terminals "A" (Black/White wire) and "B" (Yellow wire). If test light illuminates, go to next step. If test light does not illuminate, go to step  8 .
  5. Connect a test light between ground and wiper motor assembly harness connector terminal "D" (Dark Green wire). Activate washer switch. If test light does not illuminate, go to next step. If test light illuminates, go to step  10 .
  6. Disconnect wiper switch assembly 6-pin harness connector. Connect a test light between ground and wiper switch assembly harness connector terminal "F" (Yellow wire). See Figure . If test light does not illuminate, go to step  9 . If test light illuminates, go to step  11 .
  7. Repair open in Yellow wire between wiper motor assembly and instrument panel fuse block. After repairs, go to step  12 .
  8. Repair open in Black/White wire or Black wire between wiper motor assembly and ground. Ground point is located at left rear of engine compartment, on frame rail. After repairs, go to step  12 .
  9. Repair open in Yellow wire between wiper switch assembly and instrument panel fuse block. After repairs, go to step  12 .
  10. Replace wiper motor assembly. See WIPER MOTOR ASSEMBLY  under REMOVAL & INSTALLATION. After repairs, go to step  12 .
  11. Replace wiper switch assembly. See WIPER SWITCH ASSEMBLY  under REMOVAL & INSTALLATION. After repairs, go to step  12 .
  12. Operate system in order to verify repair. If system operates normally, system is okay. If system does not operate normally, go to step  3 .
Fig 1: Identifying Wiper Motor Assembly Harness Connector Terminals
G99C02043Courtesy of GENERAL MOTORS CORP.
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.