Multiquip

DEF QUALITY POOR

UnclassifiedEmissions

What This Code Means

Alarm Lamp ON; Shutdown Lamp ON; DEF Indicator ON; Alarm Lamp Flashing; Engine Shutdown (Restart available); Engine Shutdown (Low idle only); Engine Shutdown (Restart unavailable); Malfunction Indicator Flashing; Malfunction Indicator ON; Unit enters intermittent operation; Emergency shutdown activates; Alarm Lamp Flashing (Stage 1 and Stage 2 Warnings); Emergency shutdown activates (Stage 3 Shutdown)

Possible Causes

  • •No supply of DEF
  • •Tampering
  • •Improper usage
  • •DEF level below 20%
  • •DEF level below 15%
  • •DEF level below 10%
  • •DEF level below 10% for over 30 minutes
  • •DEF level below 5%
  • •Use of poor quality DEF
  • •Problems with DEF dosing
  • •Disconnection of sensors
  • •Ignored warnings

Suggested Actions

  1. 1Perform inspection and repair promptly before the engine is restarted
  2. 2Perform inspection and repair promptly before restarting the engine

Related Multiquip Fault Codes

DEF SEVERE INDUCMTDEF SEVERE INDUCMT ADEF PRESVR INDUCMT DEF LOW REFILL DEFDEF SEVERE INDUCMT DEF LOW REFILL DEFDEF PRESVR INDUCMT ADEF SEVERE INDUCMT DEF LOW REFILL DEF ESCAPE MODEDEF PRESVR INDUCMTDEF SEVERE INDUCMT EXHAUST SYSTEM ERRDEF LOW REFILL DEFDEF SEVERE INDUCMT EXHAUST SYSTEM ERR ESCAPE MODEDEF LOW 15% WADEF TAMPERING
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