What does the exhaust fluid quality poor message mean?

What does the exhaust fluid quality poor message mean?

An Exhaust Fluid Quality Poor message can be displayed with no DTCs. The Exhaust Fluid Quality Poor DIC message notifies the customer that the ECM has detected a drop in the SCR NOx reduction efficiency. This PI is to assist with vehicles that have difficulty completing the Reductant Fluid Quality Test

What does low DEF Diesel Exhaust Fluid mean?

So Friday I had the “Diesel Exhaust Fluid Quality Poor Message” pop up on the dash with a 100 mile warning. I restarted the truck with no warning. I drove about 25 miles and the “Low DEF” message came on.

What kind of exhaust fluid does a Duramax use?

I have a 2011 HD2500 duramax with poor exhaust fluid light on. Third trip to Dealer knock sensors and sensors. Not fixed yet 2011 3500 srw. Poor quality def. took to dealer. Said nozzle was clogged drained tank new fluid. Next day light on again. Back to dealer. New tank new pump new wiring harness. 4 days later light back on again Getting tired

What does Pip mean for diesel exhaust fluid?

This PI is to assist with vehicles that have difficulty completing the DEF (diesel exhaust fluid) quality test and/or clearing the Exhaust Fluid Quality Poor Message. Complete the current SI diagnostic for any trouble codes or symptoms found.

When is exhaust fluid quality of poor quality?

A detailed warning strategy is explained in SI Document 2595030. Exhaust Fluid Quality Poor: This message displays when the exhaust fluid is of poor quality or DEF related hardware reflects poor quality. A DTC may be set. A detailed warning strategy is explained in SI Document 2595024.

So Friday I had the “Diesel Exhaust Fluid Quality Poor Message” pop up on the dash with a 100 mile warning. I restarted the truck with no warning. I drove about 25 miles and the “Low DEF” message came on.

This PI is to assist with vehicles that have difficulty completing the DEF (diesel exhaust fluid) quality test and/or clearing the Exhaust Fluid Quality Poor Message. Complete the current SI diagnostic for any trouble codes or symptoms found.

What is the range of the exhaust fluid?

A detailed warning strategy is explained in SI Document 2595096. Exhaust Fluid Range X MI (KM): This message displays when the DEF tank has 1,000miles (1,609km) or less range remaining.