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Home >> Nissan-Datsun >> 1985 >> Sentra SE, Standard >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Wiper/Washer Systems >> Testing >> Time Control Unit Test >> Washer Circuit

Washer Circuit

  1. Connect negative voltmeter lead to pin 2 and positive lead to pin 14. Turn ignition to "ACC" and pull lever to washer position.
  2. Battery voltage should be present with washer off, and no voltage present with washer lever pulled. If not, check washer switch and wiring. On Maxima go to next step. On 300ZX, if washer switch circuit is good, replace time control unit.
  3. On Maxima, connect negative lead of voltmeter to pin 2 and positive lead to pin 14. Battery voltage should be present with ignition in "ACC" position. If not, check wiring.
  4. On Maxima, connect negative lead of voltmeter to pin 15 and positive lead to pin 1. Rotate lever switch fully counterclockwise, with ignition switch at "ACC" position.
  5. On Maxima, battery voltage should be present briefly every 3 seconds. If not, replace amplifier. If time control unit tests good, problem is in wiper relay.
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