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Home >> Infiniti >> 2014 >> QX80 AWD >> Repair and Diagnosis >> Transmission >> Transfer Case >> Ecu Diagnosis Information >> Transfer Control Unit >> DTC Inspection Priority Chart

DTC Inspection Priority Chart

If some DTCs are displayed at the same time, perform inspections one by one based on the following priority chart.

Priority Detected items (DTC)
1
  • U1000 CAN COMM CIRCUIT
  • U1010 CONTROL UNIT (CAN)
2
  • P1802 CONTROL UNIT 1
  • P1803 CONTROL UNIT 2
  • P1804 CONTROL UNIT 3
  • P1809 CONTROL UNIT 4
  • P180C SEN POWER SUPPLY (5V)
  • P180E SEN POWER SUPPLY (8V)
  • P1811 BATTERY VOLTAGE
  • P181B INCOMP SELFSHUT
  • P181C MOTOR POWER SUPPLY
  • P181F INCOMP CALIBRATION
3
  • P1807 VECL SPEED SEN-AT
  • P1808 VECL SPEED SEN-ABS
  • P1816 PNP SW/CIRC
  • P181E ST ANGLE SEN SIG
  • P1820 ENGINE SPEED SIG
  • P1829 THROTTLE POSI SEN
  • P1830 ABS OP SIG
  • P1831 VDC OP SIG
  • P1832 TCS OP SIG
4
  • P180D ROTARY POSITION SEN
  • P1813 4WD MODE SW
  • P181A MOTOR TEMP SEN
  • P1826 OIL TEMP SEN
  • P182A HI-LO POSITION SEN
  • P182B LOCK POSITION SEN
5
  • P180F MOTOR SYSTEM
  • P1817 SHIFT ACTUATOR