Fuel Pump 3417677

BG INJ-3417677 (OE 3417677): function on the vehicle

Fuel Pump 3417677 is supplied by BEST GROWTH under part number INJ-3417677, cross-referenced to OE 3417677, as a direct-fit aftermarket diesel fuel pumps. In service it forms part of the diesel exhaust aftertreatment loop, where sensing, reductant dosing and catalytic conversion have to work together for the system to reach its emissions target.

BG INJ-3417677 is built to the position defined by its OE application on the platform from Cummins. Position, calibration and connector layout are part of the specification, so a part that physically fits is not automatically the correct part.

Aftertreatment components are specified as a set. Matching the OE number is more reliable than matching appearance.

Fitment for Cummins and OE cross reference

BG INJ-3417677 replaces 1 OE reference: 3417677. Always confirm the number printed on the removed part, including any supersession issued by the vehicle manufacturer.

Recorded vehicle coverage for INJ-3417677 includes Cummins, typically on Cummins. Coverage lists are a starting point for identification, not a substitute for checking the OE number on the vehicle.

Quote the number printed on your part with the engine code when you enquire; a single-reference part is the most common source of ordering errors when a platform received a mid-life update.

Symptoms that lead to replacing 3417677

These complaints bring a vehicle in with the Cummins diesel fuel pumps under suspicion. None of them prove BG INJ-3417677 has failed on its own, which is why the checks below matter before a replacement is ordered.

• reduced engine performance or inducement
• abnormal DEF consumption or regeneration behaviour
• intermittent faults that appear only once the system is hot
• aftertreatment fault codes that return after a repair

Checks before fitting BG INJ-3417677

Aftertreatment faults are usually system faults. Working through these checks prevents a repeat failure after the new diesel fuel pumps is fitted.

• Verify the repair with a monitored drive cycle rather than a code clear.
• Confirm the application before ordering: similar-looking parts differ electrically and functionally.
• Check the harness, connector and mounting position before replacing the component.

Quality, packaging and ordering INJ-3417677

BG INJ-3417677 is manufactured and tested to aftermarket replacement standards, with electrical, leakage and functional testing carried out before packing. Bulk and retail packaging, private-label cartons and customer-specific labelling are available for distributors and workshop groups.

Send OE 3417677 or the number printed on your part, the engine code and the vehicle identification number with your enquiry, and our technical team will confirm the correct reference, current stock position and lead time before you commit to an order.

Frequently asked questions

Does BG INJ-3417677 replace OE 3417677?

Yes. BG INJ-3417677 is listed against 3417677. Confirm the number printed on the removed part and any manufacturer supersession before ordering.

Which vehicles does BG INJ-3417677 fit?

Recorded coverage includes Cummins. It is supplied as a direct-fit aftermarket diesel fuel pumps. Adaptation, reset or relearn procedures required by the vehicle manufacturer still apply after installation.

Does this fault code always mean the diesel fuel pumps has failed?

No. Exhaust leaks, wiring and connector damage, reductant quality, dosing performance and upstream engine faults can all produce the same codes. Validate those inputs before replacing BG INJ-3417677.