What does code 3480 Doser fuel pressure low mean?
I have am mbe 4000 with code 3480 doser fuel pressure low ,what would be the cause of it?, doser injector have been replaced already and block assembly Submitted:7 years ago. Category: Medium and Heavy Trucks
What to do with Detroit engine SPN 3480?
Start the engine. Using DiagnosticLink, perform the “Purge Hydrocarbon Doser” service routine. Review the log file for the “Purge Hydrocarbon Doser” service routine. Monitor the fuel compensation pressure when the fuel cut off valve is commanded to 100 percent.
What’s the fault code on my diesel truck?
Discussion in ‘ Heavy Duty Diesel Truck Mechanics Forum ‘ started by charlesjazper, Jun 29, 2018 . Hi! We got a second semi truck from a dealership last April and we already put tons of money on repairs. And now this fault code is showing up on our ELD.
What is the fuel pressure code on my MBE 4000?
The engine light is on and stop light comes on when driving. The codes are SID-154/system diagnostic code #4,,SPN-3480/Aftertreatment 1 Fuel pressure 1,,and PID-94… read more Daniel Wilson Auto Mechanics 1&2/diesel mech
How to check fuel pressure in MBE 4000?
If operating an engine in an enclosed area, vent the exhaust to the outside. Do not modify or tamper with the exhaust system or emission control system. Start the engine and warm it up to working temperatures: 80°-95°C (176°-203°F). Check the fuel pressure at two points: idle speed and rated speed.
What are the safety precautions for the MBE 4000?
To avoid injury from fire, keep all potential ignition sources away from diesel fuel, including open flames, sparks, and electrical resistance heating elements. Do not smoke when refueling. Note: For additional safety precautions, refer to the General Information section of the MBE 4000 Service Manual (6SE412).
What should fuel pressure be at 600 rpm?
Connect tool J-48876 Priming Port Fuel Pressure Test Gauge to the priming port valve. Start the engine. Monitor the fuel pressure at 600 rpm and at 1800 rpm. Is the fuel pressure between 482 kPa to 620 kPa (70 psi to 90 psi) at 600 rpm and between 689 kPa to 965 kPa (100 psi to140 psi) at 1800 rpm? Yes; Go to step 13.