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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different car >> Section 92 (Engine Controls And Fuel - 2.8L (LWN) Diesel - Diagnostic Information And Procedures (1 Of 3)) >> Diagnostic Information and Procedures >> DTC P040B-P040E or P041B-P041E >> Conditions for Setting the DTC

Conditions for Setting the DTC

WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.

P040B, P041B 

EGR Cooler Temperature Sensor 1, 2 = The temperature does not change within a predetermined time. - Cold Start-Up

P040C, P041C 

EGR Cooler Temperature Sensor 1, 2 = Colder than -39°C (-38°F) - For greater than 5 s

P040D, P041D 

EGR Cooler Temperature Sensor 1, 2 = Warmer than 999°C (1830°F) - For greater than 5 s

P040E, P041E 

EGR Cooler Temperature Sensor 1, 2 = Intermittent - For greater than 1 s

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