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Home >> Infiniti >> 2011 >> G37 IPL, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 61 (Automatic Transmission -- G37 Coupe) >> DTC/Circuit Diagnosis >> DTC P0734: 4GR Incorrect Ratio >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

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DTC DETECTION LOGIC REFERENCE CHART

DTC Trouble diagnosis name DTC is detected if... Possible cause
P0734 Gear 4 Incorrect Ratio The gear ratio is:
  • 1.497 or more
  • 1.327 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 and brake
  • Output speed sensor
  • Input speed sensor 1, 2
  • Hydraulic control circuit