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Home >> Honda >> 2007 >> Element SC, Standard >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Wiper/Washer Systems >> Wipers/Washers >> Rear Window Wiper Control Unit Input Test

Rear Window Wiper Control Unit Input Test

  1. Remove the left rear side trim panel (see TRIM REMOVAL/INSTALLATION - REAR SIDE AREA ).
  2. Disconnect the 8P connector (A) from the rear window wiper control unit (B).
    Fig 1: Identifying Rear Window Wiper Control Unit 8P Connector Terminals
    G05451570Courtesy of AMERICAN HONDA MOTOR CO., INC.
  3. Inspect the connector and socket terminals to be sure they are all making good contact.
    • If the terminals are bent, loose or corroded, repair them as necessary, and recheck the system.
    • If the terminals look OK, go to step  4.
  4. With the connector still disconnected, and make this input test at the connector.
    • If the test indicates a problem, find and correct the cause, then recheck the system.
    • If the input test proves OK, go to step  5.
      TEST CONDITION TABLE

      Cavity Wire Test condition Test: Desired result Possible cause if desired result is not obtained
      1 LT GRN Ignition switch ON (II). Attach to ground: The rear window wiper motor should run.
      • Blown No. 9 (10 A) fuse in the under-dash fuse/relay box
      • Faulty rear window wiper motor
      • An open in the wire
  5. Reconnect the connector to the control unit, and make these input tests at the connector.
    • If any test indicates a problem, find and correct the cause, then recheck the system.
    • If all the input tests prove OK, the control unit must be faulty; replace it.
      TEST CONDITION TABLE

      Cavity Wire Test condition Test: Desired result Possible cause if desired result is not obtained
      8 GRN Ignition switch ON (ID Measure voltage to ground: There should be battery voltage.
      • Blown No. 9 (10 A) fuse in the under-dash fuse/relay box
      • An open in the wire
      2 BLK Under all conditions Measure voltage to ground: There should be 0.5 V.
      • Poor ground(G553, G771)
      • An open in the wire
      4 WHT/RED Ignition switch ON (II) and rear window washer switch ON Measure voltage to ground: There should be battery voltage.
      • Blown No. 9 (10 A) fuse in the under-dash fuse/relay box
      • Faulty rear window wiper/washer switch
      • An open in the wire
      5 LT GRN/RED Ignition switch ON (II) and rear window wiper switch ON Measure voltage to ground: There should be battery voltage.
      3 LT GRN/BLK Ignition switch ON (II), rear wiper switch OFF, and wiper in park position Measure voltage to ground: There should be battery voltage.
      • Blown No. 9 (10 A) fuse in the under-dash fuse/relay box
      • Faulty rear window wiper motor
      • An open in the wire
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