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Home >> Infiniti >> 2012 >> EX35 Base, AWD >> Repair and Diagnosis >> Transmission >> Automatic Transmission >> DTC/Circuit Diagnosis >> DTC P1730: Interlock >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

DTC Trouble diagnosis name DTC is detected if... Possible cause
P1730 Interlock The output speed sensor detects the deceleration of 12 km/h (7 MPH) or more for 1 second.
  • Harness or connectors (Solenoid valve circuit is open or shorted.)
  • 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
  • Hydraulic control circuit
NOTE: When the vehicle is driven fixed in 2GR, an input speed sensor malfunction is displayed, but this is not an input speed sensor malfunction.