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Home >> Infiniti >> 2004 >> Q45 >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Body, Lock & Security System >> Power Door Lock System >> Check Communication Line >> 1. Check Communication Circuit
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1. Check Communication Circuit

  1. Turn ignition switch OFF.
  2. Disconnect connectors for driver door control unit (LCU01) and malfunctioning door control unit.
  3. Check continuity between driver door control unit (LCU01) connector terminal 5 (G/OR) and malfunctioning door control unit connector terminal 11 (G/OR).
Fig 1: Checking Communication Circuit (1 Of 3)
G00741395Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 2: Checking Communication Circuit (2 Of 3)
G00741396Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 3: Checking Communication Circuit (1 Of 3)
G00741397Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG 

  1. OK: GO TO 2.
  2. NG: Repair or replace harness.