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Home >> Nissan-Datsun >> 2004 >> Frontier Base, Automatic >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Anti-Theft Systems >> Power Door Lock System & Vehicle Security System >> Power Door Lock System >> Trouble Diagnoses >> Key Switch (Inserted) Check >> 1. Check Key Switch Input Signal
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1. Check Key Switch Input Signal

  1. Check voltage between smart entrance control unit harness connector M111 terminal 25 (W/G) and ground.
    Fig 1: Checking Key Switch Input Signal
    G00848370Courtesy of NISSAN MOTOR CO., U.S.A.
  2. Refer to WIRING DIAGRAM - D/LOCK  .

OK or NG 

  1. OK: Key switch is OK.
  2. NG: GO TO 2  .