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Home >> Infiniti >> 2003 >> Q45 >> Repair and Diagnosis >> Accessories & Equipment >> Cruise Control Systems >> Auto Cruise Control System >> Automatic Speed Control Device (ASCD) >> Trouble Diagnoses >> ASCD Steering Switch Check >> 2. Check ASCD Steering Switch

2. Check ASCD Steering Switch

  1. Disconnect ASCD steering switch.
  2. Check resistance between M442 terminals 1 and 2 by depressing each switch.
    Fig 1: ASCD Steering Switch Resistance Chart
    G00737328Courtesy of NISSAN MOTOR CO., U.S.A.
    Fig 2: Checking ASCD Steering Switch
    G00737329Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG 

  1. OK : Check harness for open or short between ASCD steering switch and ASCD control unit.
  2. NG : Replace ASCD steering switch.