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Home >> Infiniti >> 2004 >> FX45 >> Repair and Diagnosis >> Accessories & Equipment >> Anti-Theft Systems >> Intelligent Key System >> Intelligent Key System >> Check Door Request Switch >> 5. Check Door Request Switch Circuit
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5. Check Door Request Switch Circuit

  1. Disconnect Intelligent Key unit connector.
  2. Check continuity between Intelligent Key unit connector M34 terminals 5 (driver door), 25 (passenger door), and 29 (back door) and door request switch connector D12 (driver door), D42 (passenger door), D113 (back door) terminal 1.
    1. Driver 5 (W/L) - 1 (SB) : Continuity should exist. 
    2. Passenger 25 (W/R) - 1 (GY) : Continuity should exist. 
    3. Back door 29 (GY) - 1 (GY) : Continuity should exist. 
  3. Check continuity between door request switch connector D12 (driver door), D42 (passenger door), D113 (back door) terminal 1 and ground.
    1. 1 - Ground : Continuity should not exist. 
Fig 1: Checking Continuity Between Door Request Switch Connector D12 (Driver Door), D42 (Passenger Door), D113 (Back Door) Terminal 1 And Ground
G00724692Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG

OK : Replace Intelligent Key unit.

NG : Repair or replace harness between Intelligent Key unit and door request switch.