Why is my DEF light blinking?

Why is my DEF light blinking?

Solid: Exhaust is at high temperature and vehicle is at low speed or parked. Flashing: Parked regeneration in process. System is not up to temperature. No change in driving style is required.

Why is my DEF fluid red?

If you ignore the solid red, your vehicle speed will be reduced to a snail’s pace – 5 miles per hour – until you top up the DEF tank. The DEF warning light can also indicate contaminated fuel. This type of contamination most often occurs when someone accidentally puts diesel fuel in the DEF tank.

What if I run out of DEF fluid?

If the truck is allowed to run out of DEF the engine’s power is reduced, a solid red warning will be displayed and the vehicle speed will be limited to 5 mph until the DEF tank is refilled.

What is the SPN code for the fuel filter?

SPN Code: SPN Name: SPN Description: 16: Engine Fuel Filter Differential Pressure (see also SPN 1382) Differential pressure measured across the fuel filter located between the fuel tank and the supply pump. See SPN 1382 and Figures SPN16_A & SPN16_B. 18: Engine Fuel Pressure (Extended Range) 19: Engine Oil Pressure (Extended Range) 20

Where to find SPN code for 16 engine?

SPN codes description SPN Code SPN Name SPN Description 16 Engine Fuel Filter Differential Pressure (see also SPN 1382) Differential pressure measured across the fuel filter located between the fuel tank and the supply pump. See SPN 1382 and Figures SPN16_A & SPN16_B.

Which is the correct SPN 91 or 974?

NOTE—See SPNs 91 and 974 for additional accelerator position parameters. 30 Engine Crankcase Blowby Pressure 31 Transmission Range Position Not referenced in J1939-71 32 Transmission Splitter Position The current position of the splitter cylinder. 33 Clutch Cylinder Position Not referenced in J1939-71 36 Clutch Plates Not referenced in J1939-71 37

What is the SPN for the accelerator pedal?

If an application has only one accelerator control, use SPN 91.In marine applications, this will typically be the operator’s second throttle lever. If a low idle validation switch is used in conjunction with accelerator pedal 2 position, use Accelerator Pedal 2 Low Idle Switch, SPN 2970.

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