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Home >> Infiniti >> 2011 >> M56 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 22 (Suspension Control System) >> Air LEVELIZER Control System >> Ecu Diagnosis Information >> Air LEVELIZER Control Module >> DTC Inspection Priority Chart
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DTC Inspection Priority Chart

WARNING: This page is about a different car, the 2012 Infiniti QX56 and 2011 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.

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

DTC INSPECTION PRIORITY CHART

Priority Detected items (DTC)
1
  • U1000 CAN COMM CIRCUIT
  • U1010 CONTROL UNIT (CAN)
2
  • C1801 VHCL HEIGHT SENSOR
  • C1802 AIR SUS COMPRS RELAY
  • C1803 AIR SUS EXH SOL
  • C1806 VHCL HEIGHT SEN FIX
  • C1807 VHCL HEIGHT SEN VOLT
3
  • C1804 VHCL HEIGHT ADJ UP
  • C1805 VHCL HEIGHT ADJ DOWN
  • C1808 AIR SUS COMPRS FNCTN