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07eins GmbH
Genuine VW PDE wiring harness Harness 16V 2.0 TDI AUDI SEAT SKODA VW 03G971033L Injector unit injector
Genuine VW PDE wiring harness Harness 16V 2.0 TDI AUDI SEAT SKODA VW 03G971033L Injector unit injector
Genuine VW PDE wiring harness Harness for AUDI, SEAT, SKODA, and VW 16V 2.0 TDI unit injector unit injector (03G971033L) (4-cylinder unit injector engine) Typical symptoms of wiring harness defective PDE wiring harness: Rough engine operation, poor starting, engine surging at idle, engine misfires while driving
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SKU:071MTR001PD16-L-04
Low stock levels
Normal price
499,00 €
Normal price
549,00 €
Selling price
499,00 €
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Genuine VW quality
ORIGINAL VW wiring harness for 16V 2.0 TDI
OE 03G 971 033 L for compatible 16V 2.0 TDI unit injector engines
The original VW wiring harness with OE number 03G 971 033 L is a sensible electrical addition when working on 16V 2.0 TDI pump-jet TDI engines with unit injectors. Particularly if the engine is already open for PD injector overhaul or for fitting the 07eins 16V PD injector bridge, this well-known source of faults can be replaced at the same time.
Genuine VW part instead of the risk of a replica
Ideal as a supplementary measure when fitting the 07eins 16V PD injector bridge or during a PD injector overhaul.
Original
VW quality
Not a replica, but a genuine VW / VAG wiring harness with OE reference 03G 971 033 L.
Ideal
for the 16V PD injector bridge
A sensible addition if the engine has already been opened up for the installation of the 07eins 16V PD injector bridge.
OE
03G 971 033 L
Suitable for compatible 16V 2.0 TDI unit injector applications with the corresponding OE number.
Useful
for PDE work
If the PDEs are accessible anyway, replacing the wiring harness as a precaution is a sensible measure.
If the wiring harness inside the engine ages, this can affect the PD injector control system.
The PD injector wiring harness is located directly in the vicinity of the unit injectors and is constantly exposed to heat, oil, vibrations and ageing. As the mileage increases, contact issues, brittle insulation or broken wires may occur.
This can result in rough engine running, starting difficulties, sporadic misfires or electrical faults in the PD injector control system. Therefore, when the engine is open, the wiring harness is a component that should not be overlooked.
Why replacing it makes particular sense when carrying out 16V PD injector work
Replace the electrical connection of the PDEs
The wiring harness establishes the electrical connection to the unit injectors and is crucial for reliable control.
A useful addition to the 07eins 16V PD injector bridge
The 16V PD injector bridge provides mechanical stabilisation. The original VW wiring harness complements this measure on the electrical side.
Ideal when the engine is already open
If the valve cover, PDEs and adjacent components are already accessible, the wiring harness can be replaced with relatively little additional effort.
Genuine part rather than having to troubleshoot faults later
Following a PDE injector overhaul, the engine should run reliably. Otherwise, an old or damaged wiring harness may cause problems again after reassembly.
Clear repair logic
Mechanical stabilisation, new seals and a sound electrical connection are all essential parts of a thorough PDE injector conversion.
Recommendation from 07eins
The ideal complement to the 07eins 16V PD injector bridge
When fitting the 07eins 16V PD injector bridge, the unit injectors are mechanically stabilised. It is precisely in this context that it makes sense to also thoroughly inspect the PD injector wiring harness and, if necessary, replace it directly with a genuine VW part.
Considering mechanical and electrical aspects together
The 16V PD injector bridge addresses the mechanical control of the PD injectors. The wiring harness ensures the electrical side of the PD injector control system.
Open it once — do it properly
If the engine has already been opened for work on PD injectors, replacing the wiring harness is a sensible preventative measure.
Less risk after reassembly
An old wiring harness may continue to cause starting problems, misfires or rough engine running even after repair.
Why choose genuine VW?
Why we deliberately opt for genuine VW parts for this assembly
The wiring harness is located inside the engine and, once the engine has been reassembled, cannot be accessed without further work. This is precisely why an original part is the better choice here than a cheaper aftermarket part of uncertain long-term quality.
Precision fit
Genuine VW / VAG wiring harness with the correct OE part number 03G 971 033 L for the intended applications.
Contact quality
With an electrical connection directly to the PDEs, reliable contact is essential — not just during installation, but in the long term.
Repair reliability
Once the 16V PD injector bridge has been fitted, or following a PD injector overhaul, there should be no need for a second round of repairs due to an old wiring harness.
When replacement is particularly advisable
Replacement is particularly advisable if the engine is being opened up anyway, or if symptoms suggest contact issues in the PD injector control system.
Fitting the 07eins 16V PD injector bridge
If the PDEs are accessible whilst fitting the bridge, it makes sense to replace the wiring harness at the same time.
Overhaul of the unit injectors
When carrying out gasket work, PDE testing or a PDE overhaul, the wiring harness is an obvious accompanying measure.
Rough engine running
If the engine is jerking, running unevenly or idling noisily.
Starting difficulties or misfires
If the engine is difficult to start or experiences sporadic misfires whilst driving.
Suitable for compatible 16V 2.0 TDI unit injector applications
The wiring harness is designed for compatible 16V 2.0 TDI engines with unit injectors that use OE number 03G 971 033 L or 03G971033L. Please always check compatibility using the OE number, the engine code letter and the vehicle specifications.
03G 971 033 L
03G971033L
2.0 TDI
16V
unit injector
PDE wiring harness
PDE wiring harness
Genuine VW
Audi
Seat
Skoda
VW
Reference numbers for comparison
Please check the correct OE number before purchasing and ensure it matches your vehicle. For the 16V 2.0 TDI, there are different wiring harnesses depending on the vehicle, engine variant and specification.
- VW / VAG / AUDI / SEAT / SKODA: 03G 971 033 L
- VW / VAG / AUDI / SEAT / SKODA: 03G971033L
- Comparative part number as listed by some parts suppliers: 03G 971 033 D
- Product type: Wiring harness / Adapter wiring harness / PDE wiring harness
- Application: Unit injector systems on compatible 16V 2.0 TDI engines
Price & Quality
Why genuine parts are more expensive than aftermarket wiring harnesses
Cheaper aftermarket and repair kits are also available on the independent parts market under OE number 03G 971 033 L. At 07eins, however, the focus for this assembly is on repair reliability: the wiring harness is located inside the engine and must function reliably once reassembled.
Genuine VW / VAG quality
Deliberately chosen to ensure a precise electrical connection directly to the unit injectors.
No cost-cutting measures inside the engine
A cheap wiring harness is only good value if the engine does not need to be opened again afterwards.
Recommended for high-quality PD injector repairs
Anyone fitting the 16V PD injector bridge or overhauling the PD injectors should ensure they give careful consideration to the electrical connections.
Further support is available on the 07eins website
16V PD injector bridge
The mechanical 07eins solution for stabilising the PDEs in compatible 16V 2.0 TDI engines.
For the 16V PD injector bridge
Fitting instructions
You can find further support regarding work with PD injectors on the 07eins website.
See the fitting instructions
Workshop finder
If you don’t want to carry out the installation yourself, you can find qualified partners via the workshop finder.
Find a workshop
PDE Knowledge & Problem Analysis
Further information on PDE injector issues, symptoms and suitable solutions.
Open the PDE injector problem check
Contents of the pack
- 1x ORIGINAL VW / VAG wiring harness for unit injectors
- OE number: 03G 971 033 L / 03G971033L
- For compatible 16V 2.0 TDI unit injector applications
- A useful addition to the 07eins 16V PD injector bridge
- Ideal for PDE servicing, gasket replacement or when the engine is open
Delivery time
Orders received and paid for by 11:00 am are usually dispatched the same day.
Important note
Please check the fit using the OE number 03G 971 033 L, the engine code letter and the vehicle specifications before purchasing. For 16V 2.0 TDI pump-jet TDI engines with unit injectors, different wiring harnesses are available depending on the variant.
This wiring harness is a useful addition to a PDE injector overhaul or the installation of the 07eins 16V PD injector bridge, but does not replace a diagnosis of other possible causes of starting problems, misfires or rough engine running. Please note: When used in combination with the 16V PD injector bridge, the plastic guide rail of the VW wiring harness must be shortened to allow sufficient space. In the 16V PD injector bridge Ultimate Set, we have already shortened the VW wiring harness for you.
Replace the original VW wiring harness — whilst the 16V 2.0 TDI is open anyway.
The perfect complement to the 07eins 16V PD injector bridge and the PDE overhaul: genuine VW / VAG wiring harness with OE 03G 971 033 L for a reliable electrical connection of the unit injectors.
16V 2.0 TDI Engine Code Letters (Affected Engines)
16V 2.0 TDI Engine Code Letters (Affected Engines)
AZV, BKD, BLB, BNA, BRE, BRF, BVF, BVG
If your engine code (MKB) isn't listed, your engine may still be affected!
Contact us right away and we’ll check your MKB just to be sure!
If your engine is affected, we’ll add it to the list immediately!
This will help other affected TDI drivers. Thank you very much! 🙏🏻
6-month return policy
6-month return policy
See for yourself—with absolutely no risk!
If the product doesn’t meet your expectations, you can easily return it within 6 months—you’ll just have to cover the shipping costs.
Before replacing the cylinder head—test PD injector bridge 16V PD injector bridge!
Unfortunately, in older vehicles with high mileage, there are always many potential sources of failure.
We want to help you make an informed decision about repairs, which is why we offer an extended return policy for our products.
If you don’t notice any improvement in your vehicle, you can return our products within 6 months for a refund of the purchase price, regardless of whether there are signs of use (installation/removal costs, consumables, and consequential costs are excluded from this).
Fast shipping times (DHL, DHL Express, UPS)
Fast shipping times (DHL, DHL Express, UPS)
We ship orders received and paid for by 11:00 a.m. the same day (Monday through Friday) via DHL.
Express deliveries are shipped via UPS or DHL Express.
What's Included
What's Included
Our recommendation for cylinder heads with more severe damage
Our recommendation for cylinder heads with more severe damage
Reinforced 16V Viton sealing rings, used in combination with our original 16V PD injector bridge also help with more severe running-in marks on the cylinder head: Because their diameter is larger than that of the standard gasket rings, they restore the cylinder head’s seal; the 16V PD injector bridge holds the PDEs in place, preventing them from grinding into the cylinder head again.
Manufacturer
Manufacturer
Volkswagen AG
Berliner Ring 2
38440 Wolfsburg
Deutschland
Tel.: +49-5361-9-0
Fax: +49-5361-9-2828
Notes
Notes
All 07eins / Engine products (unit injector remedies) are designed to minimize the effects of factory-installed design defects in the affected engines or to alleviate their symptoms. Early use of these products can positively impact the service life of the cylinder head and limit the effects of damage that has already occurred. However, even our products cannot compensate for run-in marks and damage to sealing surfaces that are too advanced. Any installation/removal costs incurred through use, consumables, and follow-up costs are always the responsibility of the customer and will not be reimbursed by unit injectorAbhilfe.
DÜSENFUCHS—your go-to partner for injectors!
- DÜSENFUCHS is an official sales and partnership partner of 07eins GmbH
- DÜSENFUCHS Pump-Nozzle Assemblies">Refurbished unit injector assemblies recommended by 07eins!
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