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Home >> Infiniti >> 2010 >> FX35 AWD >> Repair and Diagnosis >> Transmission >> Automatic Transmission >> Component Diagnosis >> DTC P1734: A/T 7TH Gear Function >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

DTC DETECTION LOGIC TABLE

DTC Trouble diagnosis name Diagnostic item is detected when... Possible cause
P1734 7th gear function Set DTC when the gear ratio is;
  • 0.818 or more
  • 0.728 or less
  • Input clutch solenoid valve
  • Direct clutch solenoid valve
  • High and low reverse clutch solenoid valve
  • Front brake solenoid valve
  • Low brake solenoid valve
  • 2346 brake solenoid valve
  • Anti-interlock solenoid valve
  • Each clutch
  • Revolution sensor
  • Turbine revolution sensor 1, 2
  • Hydraulic control circuit