Electronic Throttle Body For Audi A6/A4/Q5/TT, VW Passat/Tiguan/Golf VI, Skoda Octavia/Superb – 48mm – OEA2C59512935 – LOREADA

LOREADA 03L128063A 03L128063AF 03L128063D A2C59512935 A2C53338105 Throttle Body 48mm For Audi A4 A6 Q5 TT VW Golf Passat Tiguan CC Skoda Octavia Superb 2.0 TDI OEM Quality

$65.65 USD
Angebotspreis  $65.65 USD Normaler Preis 
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Electronic Throttle Body For Audi A6/A4/Q5/TT, VW Passat/Tiguan/Golf VI, Skoda Octavia/Superb – 48mm – OEA2C59512935 – LOREADA

LOREADA 03L128063A 03L128063AF 03L128063D A2C59512935 A2C53338105 Throttle Body 48mm For Audi A4 A6 Q5 TT VW Golf Passat Tiguan CC Skoda Octavia Superb 2.0 TDI OEM Quality

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$65.65 USD
Angebotspreis  $65.65 USD Normaler Preis 
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Key Features

  • Designed for German vehicle systems including Volkswagen, Audi, BMW, and Mercedes-Benz
  • Precision-engineered throttle body ensures optimal air-fuel mixture control
  • OEM-quality construction meets strict German automotive standards
  • Direct replacement design for seamless installation and compatibility
  • Rigorously tested for durability and long-term performance reliability

Product Information

Explore detailed specifications and features

Item Detail
Product Name Electronic Intake Throttle Valve / Throttle Body (Diesel)
Bore Size 48mm
Connector 6-Pin Oval / D-Shape
Engine Family VAG EA189 2.0 TDI (Common Rail Diesel)
Engine Codes CBAB / CBAA / CBAC / CFFB
Housing Material Die-Cast Aluminum Alloy
Butterfly Valve Stainless Steel
Seals Viton
OE Numbers 03L128063A / 03L128063B / 03L128063C / 03L128063D / 03L128063E / 03L128063K / 03L128063AF / A2C59512935 / A2C53338105 / A2C83076000 / V10810063
Warranty 12 / 24 Months

Make Model / Chassis Engine Years
Audi A6 Saloon (4F2, C6) 2.0 TDI EA189 2005–2011
Audi A6 Avant (4F5, C6) 2.0 TDI 2005–2011
Audi TT (8J3) 2.0 TDI 2006–2014
Audi TT Roadster (8J9) 2.0 TDI 2007–2014
Audi A4 Saloon (8K2, B8) 2.0 TDI 2007–2015
Audi A4 Avant (8K5, B8) 2.0 TDI 2007–2015
Audi A3 Convertible (8P7) 2.0 TDI 2008–2013
Audi Q5 (8R) 2.0 TDI 2008–2016
Volkswagen Passat Saloon (3C2) 2.0 TDI 2005–2010
Volkswagen Passat Variant (3C5) 2.0 TDI 2005–2011
Volkswagen Tiguan (5N) 2.0 TDI 2007–2015
Volkswagen CC (357) 2.0 TDI 2008–2012
Volkswagen Scirocco (137, 138) 2.0 TDI 2008–2014
Volkswagen Golf VI (5K1) 2.0 TDI 2008–2013
Škoda Octavia (1Z3) 2.0 TDI 2004–2013
Škoda Octavia Combi (1Z5) 2.0 TDI 2004–2013
Škoda Superb (3T4) 2.0 TDI 2008–2015

Not compatible with: 1.6 TDI, 1.9 TDI, EA288 (2012+), petrol engines, or V6 TDI. Always verify OE number before ordering.


LOREADA LRD-TB311 is a 48mm electronic intake throttle valve direct OEM replacement for Audi, VW, and Škoda vehicles with 2.0 TDI EA189 common rail diesel engines. On diesel engines, this valve controls EGR airflow, idle stabilisation, and smooth engine shut-off. Engineered to Continental/VDO OEM specifications.


  • OEM-Grade Quality – Continental/VDO OEM specification, direct replacement, no wiring modification required.
  • 48mm Precision Bore – Factory-correct diameter for EA189 EGR and idle control.
  • Dual Redundant TPS – Prevents idle fluctuations, hunting, and false error codes (P0638, P2100, P2119).
  • Wide OE Cross-Reference – All 03L128063 suffixes (A through AF) are interchangeable.
  • 100% Factory Tested – Thermal cycling, airtightness, and full-stroke angle calibration.

  • Bore Size: 48mm
  • Connector: 6-Pin Oval / D-Shape
  • Engine Family: VAG EA189 2.0 TDI
  • Housing: Die-Cast Aluminum Alloy
  • OE Ref: 03L128063A / A2C59512935 / V10810063
  • Warranty: 12 / 24 Months

Adaptation required after installation. Disconnect battery 5–10 min → install with new gasket (sold separately) → reconnect battery → ignition ON 10 sec → OFF 10 sec → start engine, idle 5 min → off 30 sec → restart and drive normally. Use VCDS/VAG-COM Basic Settings Group 060 or 098 for throttle body adaptation if issues persist. Torque bolts to 8–10 Nm.


Confirm your vehicle model matches the listing.
Compare product photos with your original part.
Locate the original part number (OE) on your component.
Match this number with ours. Contact us with your part number if unsure.


Our price includes only the product and standard shipping. Buyers are responsible for all additional charges (e.g., customs duties, import fees, VAT, insurance). Customs policies vary by country – please check your local import regulations before ordering. If customs clearance fails due to the buyer's reasons, the buyer will be fully responsible, and refunds will not be provided.

Item Detail
Product Name Electronic Intake Throttle Valve / Throttle Body (Diesel)
Bore Size 48mm
Connector 6-Pin Oval / D-Shape
Engine Family VAG EA189 2.0 TDI (Common Rail Diesel)
Engine Codes CBAB / CBAA / CBAC / CFFB
Housing Material Die-Cast Aluminum Alloy
Butterfly Valve Stainless Steel
Seals Viton
OE Numbers 03L128063A / 03L128063B / 03L128063C / 03L128063D / 03L128063E / 03L128063K / 03L128063AF / A2C59512935 / A2C53338105 / A2C83076000 / V10810063
Warranty 12 / 24 Months

Make Model / Chassis Engine Years
Audi A6 Saloon (4F2, C6) 2.0 TDI EA189 2005–2011
Audi A6 Avant (4F5, C6) 2.0 TDI 2005–2011
Audi TT (8J3) 2.0 TDI 2006–2014
Audi TT Roadster (8J9) 2.0 TDI 2007–2014
Audi A4 Saloon (8K2, B8) 2.0 TDI 2007–2015
Audi A4 Avant (8K5, B8) 2.0 TDI 2007–2015
Audi A3 Convertible (8P7) 2.0 TDI 2008–2013
Audi Q5 (8R) 2.0 TDI 2008–2016
Volkswagen Passat Saloon (3C2) 2.0 TDI 2005–2010
Volkswagen Passat Variant (3C5) 2.0 TDI 2005–2011
Volkswagen Tiguan (5N) 2.0 TDI 2007–2015
Volkswagen CC (357) 2.0 TDI 2008–2012
Volkswagen Scirocco (137, 138) 2.0 TDI 2008–2014
Volkswagen Golf VI (5K1) 2.0 TDI 2008–2013
Škoda Octavia (1Z3) 2.0 TDI 2004–2013
Škoda Octavia Combi (1Z5) 2.0 TDI 2004–2013
Škoda Superb (3T4) 2.0 TDI 2008–2015

Not compatible with: 1.6 TDI, 1.9 TDI, EA288 (2012+), petrol engines, or V6 TDI. Always verify OE number before ordering.


LOREADA LRD-TB311 is a 48mm electronic intake throttle valve direct OEM replacement for Audi, VW, and Škoda vehicles with 2.0 TDI EA189 common rail diesel engines. On diesel engines, this valve controls EGR airflow, idle stabilisation, and smooth engine shut-off. Engineered to Continental/VDO OEM specifications.


  • OEM-Grade Quality – Continental/VDO OEM specification, direct replacement, no wiring modification required.
  • 48mm Precision Bore – Factory-correct diameter for EA189 EGR and idle control.
  • Dual Redundant TPS – Prevents idle fluctuations, hunting, and false error codes (P0638, P2100, P2119).
  • Wide OE Cross-Reference – All 03L128063 suffixes (A through AF) are interchangeable.
  • 100% Factory Tested – Thermal cycling, airtightness, and full-stroke angle calibration.

  • Bore Size: 48mm
  • Connector: 6-Pin Oval / D-Shape
  • Engine Family: VAG EA189 2.0 TDI
  • Housing: Die-Cast Aluminum Alloy
  • OE Ref: 03L128063A / A2C59512935 / V10810063
  • Warranty: 12 / 24 Months

Adaptation required after installation. Disconnect battery 5–10 min → install with new gasket (sold separately) → reconnect battery → ignition ON 10 sec → OFF 10 sec → start engine, idle 5 min → off 30 sec → restart and drive normally. Use VCDS/VAG-COM Basic Settings Group 060 or 098 for throttle body adaptation if issues persist. Torque bolts to 8–10 Nm.


Confirm your vehicle model matches the listing.
Compare product photos with your original part.
Locate the original part number (OE) on your component.
Match this number with ours. Contact us with your part number if unsure.


Our price includes only the product and standard shipping. Buyers are responsible for all additional charges (e.g., customs duties, import fees, VAT, insurance). Customs policies vary by country – please check your local import regulations before ordering. If customs clearance fails due to the buyer's reasons, the buyer will be fully responsible, and refunds will not be provided.

WHY CHOOSE LOREADA

OEM Calibration

Self developed products Precision-engineered for stable idle and acceleration.

Factory Tested

Every unit tested before shipping for guaranteed reliability.

Global Shipping

Fast delivery worldwide with tracking provided.

Technical Support

Professional fitment assistance & Detailed explanation of the manual

Common Symptoms of a Bad Throttle Body

Rough Idle
Engine Stalling
Poor Acceleration
Throttle Delay
Check Engine Light
Reduced Fuel Efficiency

Frequently Asked Questions

Does this throttle body require programming?

No. In most compatible vehicles, this unit works as a direct replacement without additional programming.

Is gasket included?

Yes, the package includes the required gasket for installation.

What warranty do you offer?

LOREADA provides a 2-year limited warranty on this product.