Product Information
Explore detailed specifications and features
OE Numbers: 050133062B / 0280750241 / FLAI221N (52mm Bore)
Direct OEM Replacement | 12+24 Month Warranty | 100% Factory Tested

Vehicle Fitment – Compatible with (1.8L BKT Engine):
| Make | Model / Chassis | Engine | Years | Notes |
|---|---|---|---|---|
| Volkswagen | Santana (Vista / Zhijun) | 1.8L 8V (BKT) | 2006 – 2012 | Sedan – China market |
⚠️ Important: This electronic throttle body is designed specifically for the Volkswagen Santana 1.8L BKT engine. This is an electronic (drive‑by‑wire) unit — not compatible with mechanical throttle cable systems. Please verify your original OE number before ordering. This is a 52mm throttle body — confirm your original part matches this specification before purchase. Not compatible with 1.6L, 2.0L, diesel, or automatic transmissions without verification. For 1.8L Santana models equipped with Electronic Throttle Control (ETC).
ℹ️ OE Note:
050133062Bis the VAG genuine part number for this throttle body.0280750241– 0 280 750 241 is the Bosch OE number.FLAI221Nis an aftermarket cross‑reference. All refer to the same 52mm electronic throttle body assembly for BKT engine. Replacement also compatible with other 1.8L VW vehicles using the same BKT engine platform. This is an electronic throttle body — matches BKT engine management.
OE Cross Reference – Match with your original part:
| Type | Part Number(s) |
|---|---|
| VAG Genuine |
050133062B, 050 133 062 B
|
| Bosch (OEM) |
0280750241, 0 280 750 241
|
| Aftermarket Cross |
FLAI221N, GG-TB065, TBS-2679
|
ℹ️ Bosch is the Original Equipment manufacturer for this throttle body. Cross‑references include aftermarket part
GG-TB065(GOGO),TBS-2679, andFLAI221N. Always match with your original OE number.
Technical Specifications
| Parameter | Specification |
|---|---|
| Design | 100% OE Bosch specification – direct replacement |
| OE Manufacturer | Bosch |
| Product Type | Electronic Throttle Body (ETB) / Drive-by-Wire |
| Throttle Bore Diameter | 52 mm |
| Connector Type | 6-Pin D‑Shape / Oval |
| Connector Pins | 6 |
| Mounting Type | Screw Connection (4 bolts) |
| Housing Material | Die-cast Aluminum Alloy + Anti-corrosion Surface Treatment |
| Butterfly Valve Material | Stainless Steel |
| Seal Material | Oil-resistant Fluorine Rubber (Viton) |
| Throttle Position Sensor | Integrated (Dual Redundant) |
| ECU Interface | CAN bus / Analog |
| Operating Voltage | 12V |
| Gasket Included | No (purchase separately) |
| Warranty | 12 months (general) / 24 months (motor & sensors) |
ℹ️ The throttle body meters intake air volume based on accelerator pedal position via the ECU. The 52mm bore is the factory specification for the Volkswagen Santana 1.8L BKT engine. The 6‑pin connector is the standard configuration for this generation.
Product Highlights
✅ OE Fitment – Developed to strict Bosch OEM standards. Direct replacement – no wiring modification required. Matches VAG OE number 050133062B and Bosch 0280750241.
✅ 52mm Precision Bore – Factory‑correct diameter ensures optimal airflow for 1.8L BKT engine, delivering smooth power delivery and stable idle.
✅ Santana 1.8L Optimised – Specifically engineered for Volkswagen Santana (Vista / Zhijun) 2006–2012 with 1.8L BKT petrol engine – the perfect replacement for worn or failed OE units.
✅ Bosch OEM Quality – Manufactured by Bosch, the Original Equipment supplier for this throttle body. Bosch is the world‘s technology leader for air‑flow control in modern engines.
✅ Plug & Play Installation – Exact match in dimensions, 6‑pin connector pinouts, and 4‑bolt mounting pattern. Uses factory gasket (sold separately).
✅ High Performance – Motor response time ≤ 50 ms for precise intake control, smooth acceleration, and improved throttle sensitivity.
✅ Reliability – Built-in dual redundant position sensors prevent idle fluctuations, hunting, and false error codes (common DTCs: P0638, P0697, P2100, P2119, P2135).
✅ Rigorous Testing – 100% factory‑tested for thermal cycling, airtightness, and full‑stroke angle calibration.
✅ Standard Compliance – Meets ISO 16750 environmental standards for automotive electrical/electronic equipment.
✅ Cost‑Effective OE Alternative – OE‑quality replacement at a competitive price, with no core charge.
✅ 100% New Construction – Complete assembly with integrated TPS – not remanufactured, no core charge required.
✅ Globally Recognised – Built on Bosch’s modular platform, designed for C‑segment vehicles worldwide, with tests conducted for EMC/EMI and salt spraying to ensure long‑lasting durability.
✅ Aftermarket Support – Cross‑references include GG-TB065, TBS-2679, and FLAI221N (verify with your OE part before purchase).
Common Symptoms of a Failing Throttle Body – Santana 1.8L
-
Unstable idle, “hunting,” or engine stalling at stops
-
Hesitation or flat spot during acceleration
-
Check Engine Light (CEL) – common DTCs: P0638, P0697, P2100, P2101, P2119, P2135
-
Poor throttle response / delayed acceleration
-
Reduced power / limp mode
-
Electronic throttle control light illuminated on dashboard
-
Cruise control malfunction (if equipped)
-
Rough idle that improves when throttle is applied
-
Engine dies when coming to a stop
-
Power surging during acceleration
-
Poor fuel economy
These symptoms are frequently reported for higher‑mileage Santana 1.8L vehicles when the throttle body components wear out. The electronic throttle body is a known wear item on BKT engines.
Installation & Adaptation Tips
IMPORTANT: After replacing the Electronic Throttle Body (ETB) on VW Santana 1.8L engines, a throttle self‑learning / idle relearn procedure is REQUIRED.
| Step | Action |
|---|---|
| 1 | Disconnect the negative battery terminal for 5–10 minutes (clears old learned values). |
| 2 | Remove the air intake duct and disconnect the electrical connector (6‑pin). |
| 3 | Remove any coolant hoses attached to the throttle body (if equipped). |
| 4 | Remove the four mounting bolts and old throttle body. |
| 5 | Discard the old gasket and clean the mating surface on the intake manifold. |
| 6 | Install a new gasket (sold separately). |
| 7 | Install the new throttle body. Torque bolts to 8–10 Nm (6–7 lb-ft). |
| 8 | Reconnect coolant hoses, electrical connector, and air intake duct. |
| 9 | Reconnect the battery. |
| 10 | Turn ignition ON (do not start engine) and wait 10 seconds. |
| 11 | Turn ignition OFF for 10 seconds. |
| 12 | Repeat steps 10‑11 (ON / OFF) twice more (total 3 cycles). |
| 13 | Start the engine and let it idle for 5 minutes (do not touch accelerator). |
| 14 | Turn engine off for 30 seconds, then restart and drive normally. The ECU will complete the adaptation. |
For VW Santana 1.8L BKT: The ignition cycling method (3 cycles) is the recommended manual relearn process for this vehicle. If issues persist, use a professional diagnostic scanner (e.g., VCDS / VAG‑COM) to perform “Throttle Body Adaptation” (Basic Settings Group 060 or 098 in Engine module). A relearn calibration procedure is mandatory after installation – do not skip this step.
Packing List
-
Electronic Throttle Body Unit (52mm bore, complete assembly with TPS and motor) × 1
-
(Gasket not included – purchase separately)
-
Warranty Card / Certificate of Quality × 1
How to Ensure You Get the Correct Part
-
Confirm your vehicle is a Volkswagen Santana (Vista or Zhijun) 2006–2012 with the 1.8L BKT petrol engine.
-
Verify your vehicle has electronic throttle control (drive‑by-wire). If your throttle is cable‑operated, this electronic throttle body will NOT fit.
-
Check your original throttle body bore diameter – it must be 52mm.
-
Locate the original part number on your existing throttle body – look for
050133062Bor0 280 750 241(Bosch). -
Verify the connector has 6 pins (D‑shape, VW standard for this generation).
-
Check the mounting bolt pattern (4 bolts) and air intake duct connection match the product photos.
-
Note that a new mounting gasket is not included and must be purchased separately.
-
Contact us with your VIN or a photo of your original part if unsure.
⚠️ Important: This throttle body is for 1.8L BKT engine ONLY. It will NOT fit:
1.6L engine models – different bore and calibration
Mechanical throttle cable systems – this is an electronic drive‑by‑wire unit
1.8L BJG or other engine codes (e.g., BJG may have different throttle)
Diesel engines – different intake system
Santana 2000 / 3000 models – verify OE compatibility
Any non‑VW vehicles without verification
After-Sales & Disclaimer
-
Pre-installation check: Inspect the throttle body for any defects. Verify the OE number and connector type (6‑pin) before installation.
-
Gasket requirement: A new mounting gasket is strongly recommended – gasket not included. A damaged or reused gasket may cause rough idle or vacuum leaks.
-
Relearn requirement: A throttle relearn calibration procedure is mandatory after installation. Failure to perform the relearn may result in unstable idle or drivability issues.
-
Professional installation recommended: If you are not comfortable performing the adaptation procedure, professional installation is recommended.
-
Warranty: This product carries a 12‑month warranty against manufacturing defects. The motor and sensors are covered for 24 months.
OE Numbers: 050133062B / 0280750241 / FLAI221N (52mm Bore)
Direct OEM Replacement | 12+24 Month Warranty | 100% Factory Tested

Vehicle Fitment – Compatible with (1.8L BKT Engine):
| Make | Model / Chassis | Engine | Years | Notes |
|---|---|---|---|---|
| Volkswagen | Santana (Vista / Zhijun) | 1.8L 8V (BKT) | 2006 – 2012 | Sedan – China market |
⚠️ Important: This electronic throttle body is designed specifically for the Volkswagen Santana 1.8L BKT engine. This is an electronic (drive‑by‑wire) unit — not compatible with mechanical throttle cable systems. Please verify your original OE number before ordering. This is a 52mm throttle body — confirm your original part matches this specification before purchase. Not compatible with 1.6L, 2.0L, diesel, or automatic transmissions without verification. For 1.8L Santana models equipped with Electronic Throttle Control (ETC).
ℹ️ OE Note:
050133062Bis the VAG genuine part number for this throttle body.0280750241– 0 280 750 241 is the Bosch OE number.FLAI221Nis an aftermarket cross‑reference. All refer to the same 52mm electronic throttle body assembly for BKT engine. Replacement also compatible with other 1.8L VW vehicles using the same BKT engine platform. This is an electronic throttle body — matches BKT engine management.
OE Cross Reference – Match with your original part:
| Type | Part Number(s) |
|---|---|
| VAG Genuine |
050133062B, 050 133 062 B
|
| Bosch (OEM) |
0280750241, 0 280 750 241
|
| Aftermarket Cross |
FLAI221N, GG-TB065, TBS-2679
|
ℹ️ Bosch is the Original Equipment manufacturer for this throttle body. Cross‑references include aftermarket part
GG-TB065(GOGO),TBS-2679, andFLAI221N. Always match with your original OE number.
Technical Specifications
| Parameter | Specification |
|---|---|
| Design | 100% OE Bosch specification – direct replacement |
| OE Manufacturer | Bosch |
| Product Type | Electronic Throttle Body (ETB) / Drive-by-Wire |
| Throttle Bore Diameter | 52 mm |
| Connector Type | 6-Pin D‑Shape / Oval |
| Connector Pins | 6 |
| Mounting Type | Screw Connection (4 bolts) |
| Housing Material | Die-cast Aluminum Alloy + Anti-corrosion Surface Treatment |
| Butterfly Valve Material | Stainless Steel |
| Seal Material | Oil-resistant Fluorine Rubber (Viton) |
| Throttle Position Sensor | Integrated (Dual Redundant) |
| ECU Interface | CAN bus / Analog |
| Operating Voltage | 12V |
| Gasket Included | No (purchase separately) |
| Warranty | 12 months (general) / 24 months (motor & sensors) |
ℹ️ The throttle body meters intake air volume based on accelerator pedal position via the ECU. The 52mm bore is the factory specification for the Volkswagen Santana 1.8L BKT engine. The 6‑pin connector is the standard configuration for this generation.
Product Highlights
✅ OE Fitment – Developed to strict Bosch OEM standards. Direct replacement – no wiring modification required. Matches VAG OE number 050133062B and Bosch 0280750241.
✅ 52mm Precision Bore – Factory‑correct diameter ensures optimal airflow for 1.8L BKT engine, delivering smooth power delivery and stable idle.
✅ Santana 1.8L Optimised – Specifically engineered for Volkswagen Santana (Vista / Zhijun) 2006–2012 with 1.8L BKT petrol engine – the perfect replacement for worn or failed OE units.
✅ Bosch OEM Quality – Manufactured by Bosch, the Original Equipment supplier for this throttle body. Bosch is the world‘s technology leader for air‑flow control in modern engines.
✅ Plug & Play Installation – Exact match in dimensions, 6‑pin connector pinouts, and 4‑bolt mounting pattern. Uses factory gasket (sold separately).
✅ High Performance – Motor response time ≤ 50 ms for precise intake control, smooth acceleration, and improved throttle sensitivity.
✅ Reliability – Built-in dual redundant position sensors prevent idle fluctuations, hunting, and false error codes (common DTCs: P0638, P0697, P2100, P2119, P2135).
✅ Rigorous Testing – 100% factory‑tested for thermal cycling, airtightness, and full‑stroke angle calibration.
✅ Standard Compliance – Meets ISO 16750 environmental standards for automotive electrical/electronic equipment.
✅ Cost‑Effective OE Alternative – OE‑quality replacement at a competitive price, with no core charge.
✅ 100% New Construction – Complete assembly with integrated TPS – not remanufactured, no core charge required.
✅ Globally Recognised – Built on Bosch’s modular platform, designed for C‑segment vehicles worldwide, with tests conducted for EMC/EMI and salt spraying to ensure long‑lasting durability.
✅ Aftermarket Support – Cross‑references include GG-TB065, TBS-2679, and FLAI221N (verify with your OE part before purchase).
Common Symptoms of a Failing Throttle Body – Santana 1.8L
-
Unstable idle, “hunting,” or engine stalling at stops
-
Hesitation or flat spot during acceleration
-
Check Engine Light (CEL) – common DTCs: P0638, P0697, P2100, P2101, P2119, P2135
-
Poor throttle response / delayed acceleration
-
Reduced power / limp mode
-
Electronic throttle control light illuminated on dashboard
-
Cruise control malfunction (if equipped)
-
Rough idle that improves when throttle is applied
-
Engine dies when coming to a stop
-
Power surging during acceleration
-
Poor fuel economy
These symptoms are frequently reported for higher‑mileage Santana 1.8L vehicles when the throttle body components wear out. The electronic throttle body is a known wear item on BKT engines.
Installation & Adaptation Tips
IMPORTANT: After replacing the Electronic Throttle Body (ETB) on VW Santana 1.8L engines, a throttle self‑learning / idle relearn procedure is REQUIRED.
| Step | Action |
|---|---|
| 1 | Disconnect the negative battery terminal for 5–10 minutes (clears old learned values). |
| 2 | Remove the air intake duct and disconnect the electrical connector (6‑pin). |
| 3 | Remove any coolant hoses attached to the throttle body (if equipped). |
| 4 | Remove the four mounting bolts and old throttle body. |
| 5 | Discard the old gasket and clean the mating surface on the intake manifold. |
| 6 | Install a new gasket (sold separately). |
| 7 | Install the new throttle body. Torque bolts to 8–10 Nm (6–7 lb-ft). |
| 8 | Reconnect coolant hoses, electrical connector, and air intake duct. |
| 9 | Reconnect the battery. |
| 10 | Turn ignition ON (do not start engine) and wait 10 seconds. |
| 11 | Turn ignition OFF for 10 seconds. |
| 12 | Repeat steps 10‑11 (ON / OFF) twice more (total 3 cycles). |
| 13 | Start the engine and let it idle for 5 minutes (do not touch accelerator). |
| 14 | Turn engine off for 30 seconds, then restart and drive normally. The ECU will complete the adaptation. |
For VW Santana 1.8L BKT: The ignition cycling method (3 cycles) is the recommended manual relearn process for this vehicle. If issues persist, use a professional diagnostic scanner (e.g., VCDS / VAG‑COM) to perform “Throttle Body Adaptation” (Basic Settings Group 060 or 098 in Engine module). A relearn calibration procedure is mandatory after installation – do not skip this step.
Packing List
-
Electronic Throttle Body Unit (52mm bore, complete assembly with TPS and motor) × 1
-
(Gasket not included – purchase separately)
-
Warranty Card / Certificate of Quality × 1
How to Ensure You Get the Correct Part
-
Confirm your vehicle is a Volkswagen Santana (Vista or Zhijun) 2006–2012 with the 1.8L BKT petrol engine.
-
Verify your vehicle has electronic throttle control (drive‑by-wire). If your throttle is cable‑operated, this electronic throttle body will NOT fit.
-
Check your original throttle body bore diameter – it must be 52mm.
-
Locate the original part number on your existing throttle body – look for
050133062Bor0 280 750 241(Bosch). -
Verify the connector has 6 pins (D‑shape, VW standard for this generation).
-
Check the mounting bolt pattern (4 bolts) and air intake duct connection match the product photos.
-
Note that a new mounting gasket is not included and must be purchased separately.
-
Contact us with your VIN or a photo of your original part if unsure.
⚠️ Important: This throttle body is for 1.8L BKT engine ONLY. It will NOT fit:
1.6L engine models – different bore and calibration
Mechanical throttle cable systems – this is an electronic drive‑by‑wire unit
1.8L BJG or other engine codes (e.g., BJG may have different throttle)
Diesel engines – different intake system
Santana 2000 / 3000 models – verify OE compatibility
Any non‑VW vehicles without verification
After-Sales & Disclaimer
-
Pre-installation check: Inspect the throttle body for any defects. Verify the OE number and connector type (6‑pin) before installation.
-
Gasket requirement: A new mounting gasket is strongly recommended – gasket not included. A damaged or reused gasket may cause rough idle or vacuum leaks.
-
Relearn requirement: A throttle relearn calibration procedure is mandatory after installation. Failure to perform the relearn may result in unstable idle or drivability issues.
-
Professional installation recommended: If you are not comfortable performing the adaptation procedure, professional installation is recommended.
-
Warranty: This product carries a 12‑month warranty against manufacturing defects. The motor and sensors are covered for 24 months.