Does BG 205043 replace OE 0 280 158 714?

Yes. BG 205043 is listed against 0 280 158 714, 0 280 158 701 and 0 280 158 705. Confirm the number printed on the removed part and any manufacturer supersession before ordering.

Is BG 205043 a direct replacement?

It is supplied as a direct-fit aftermarket def dosing modules. Adaptation, reset or relearn procedures required by the vehicle manufacturer still apply after installation.

Does this fault code always mean the def dosing modules 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 205043.

205043

Universal SCR Urea Injection Nozzle for Universal — Multiple Brands (Truck / Bus / Off-road) – OE 0 280 158 714

Universal SCR Urea Injection Nozzle (OE 0 280 158 714) for Universal — Multiple Brands (Truck / Bus / Off-road) SCR/AdBlue aftertreatment systems. Cross-referenced with 2 alternate OE numbers.

BG Part Number: 205043
Category: DEF Dosing Modules

Applications

OE Cross References

0 280 158 714
0 280 158 701
0 280 158 705

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Product Description

This universal scr urea injection nozzle is designed as a direct-fit replacement for Universal — Multiple Brands (Truck / Bus / Off-road). It meters precise doses of AdBlue / Diesel Exhaust Fluid (DEF) into the exhaust stream as part of the vehicle's Selective Catalytic Reduction (SCR) aftertreatment system, converting NOx emissions into harmless nitrogen and water vapor to help the engine meet its emission standard. Primary OE reference number: 0 280 158 714. It also cross-references to OE/aftermarket numbers including 0 280 158 701, 0 280 158 705. Manufactured by BG Brand (Wenzhou Best Growth IE Co., Ltd.) to OE-equivalent fit, form and function, this part is tested for reliable sealing and dosing accuracy, offering workshops, parts distributors and vehicle owners a quality-assured alternative to OEM pricing for scheduled SCR system maintenance and repair.

Vehicle manufacturer names, logos and OE reference numbers are used for identification and compatibility purposes only. BEST GROWTH products are independent aftermarket products and are not manufactured, sponsored or endorsed by the respective vehicle manufacturers.

BG 205043 (OE 0 280 158 714): function on the vehicle

Universal SCR Urea Injection Nozzle for Universal — Multiple Brands (Truck / Bus / Off-road) – OE 0 280 158 714 is supplied by BEST GROWTH under part number 205043, cross-referenced to OE 0 280 158 714, as a direct-fit aftermarket def dosing modules. In service it atomizes diesel exhaust fluid into the exhaust stream ahead of the SCR catalyst. Spray quality, dosing quantity and purge behaviour decide whether urea converts to ammonia or builds solid deposits.

BG 205043 is built to the position defined by its OE application in truck, bus and construction equipment service. Position, calibration and connector layout are part of the specification, so a part that physically fits is not automatically the correct part.

A dosing module rarely fails alone. Deposits are usually evidence of a temperature or mixing problem that will destroy the replacement unless it is corrected.

Fitment and OE cross reference

BG 205043 replaces 3 OE references: 0 280 158 714, 0 280 158 701 and 0 280 158 705. Always confirm the number printed on the removed part, including any supersession issued by the vehicle manufacturer.

Coverage should be validated against the OE number on the vehicle before ordering 205043.

Where several OE numbers appear against one BG reference, they are supersessions or regional variants of the same specification. Ordering by 0 280 158 714 and quoting the number on your part lets our technical team confirm the variant before despatch.

Symptoms that lead to replacing 0 280 158 714

These complaints bring a vehicle in with def dosing modules under suspicion. None of them prove BG 205043 has failed on its own, which is why the checks below matter before a replacement is ordered.

white urea crystallisation around the dosing point or mixer
low dosing pressure or pressure-build-up fault codes
SCR low-conversion codes with confirmed in-spec DEF
coolant or DEF weeping at the module interface
audible ticking absent during a commanded dose

Checks before fitting BG 205043

Aftertreatment faults are usually system faults. Working through these checks prevents a repeat failure after the new def dosing modules is fitted.

Run a quantity test and inspect the spray pattern rather than judging the injector by appearance.
Confirm the purge cycle completes at shutdown; skipped purges cause freeze damage.
Review exhaust temperature history — cold-side dosing wets the wall and forms deposits.
Check the cooling circuit or heat shield is intact before fitting a replacement.
Clean or replace the mixer if crystallisation is already established, or the new module will block too.

Quality, packaging and ordering 205043

BG 205043 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 0 280 158 714 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 205043 replace OE 0 280 158 714?: Yes. BG 205043 is listed against 0 280 158 714, 0 280 158 701 and 0 280 158 705. Confirm the number printed on the removed part and any manufacturer supersession before ordering.
Is BG 205043 a direct replacement?: It is supplied as a direct-fit aftermarket def dosing modules. Adaptation, reset or relearn procedures required by the vehicle manufacturer still apply after installation.
Does this fault code always mean the def dosing modules 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 205043.