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Home >> Mazda >> 2019 >> CX-5 Signature, 2.2L Eng VIN 2 >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (VIN 2) >> Dosing Control Unit Inspection >> Using The M-MDS
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Using The M-MDS

CAUTION:
  • The dosing control unit terminal voltage vary with change in measuring conditions and vehicle conditions. Always carry out a total inspection of the input systems, output systems, and dosing control unit to determine the cause of trouble. Otherwise, diagnosis will be incorrect.
  1. Connect the M-MDS to the DLC-2.
  2. Switch the ignition ON (engine off).
  3. Measure the PID value.
    • If PID value is not within the specification, follow the instructions in Action column.
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