DEF SEVERE INDUCMT EXHAUST SYSTEM ERR ESCAPE MODE

UnclassifiedEmissions

What This Code Means

DEF Indicator flashing; Alarm Lamp flashing; Alarm Lamp ON; Unit enters intermittent operation; Emergency shutdown activates; Engine Emission Indicator flashing

Possible Causes

•Low DEF level
•No supply of DEF
•DEF warnings are ignored
•Use of poor quality DEF
•Problems with DEF dosing
•Disconnection of sensors

Suggested Actions

1Replace the DEF filter (located in the urea SCR system supply module) every 1,000 hours of operation
2Refer to the Replacement of DEF Filter section in the Isuzu engine owner’s manual

Related Multiquip Fault Codes

DEF TAMPERING DEF TANK < 0% SD REFILL DEF DEF SEVERE INDUCMT EXHAUST SYSTEM ERR DEF TANK < 5% REFILL DEF DEF SEVERE INDUCMT DEF LOW REFILL DEF ESCAPE MODE DEF TANK < 10% REFILL DEF DEF SEVERE INDUCMT DEF LOW REFILL DEF DEF SEVERE INDUCMT A DEF SEVERE INDUCMT

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