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Details
| Specification | Value |
|---|---|
| Brand | BOSCH |
| MPN | f026t03023 |
OE/OEM numbers (3)
Search by this OE number to find compatible parts
- VW—034133472
- VW—035133472
- VW—035 133 472 B
Where this part fits
Original-fit position for OE 035133472B. The red ring marks where this part installs on the vehicle.
About this product
Sourced from BOSCH, this adjusting potentiometer idle mixture (F 026 T03 023) combines precision engineering with durable materials to meet the demands of everyday driving and extended service intervals. Verified to fit AUDI, FORD, SEAT, VW models. All compatibility data is cross-checked against the TecDoc database — select your vehicle to confirm the part matches your specific engine and year. This part supersedes original equipment references: 034133472, 035133472, 035 133 472 B, 3 437 010 053 and 3 more. Matching these numbers confirms a like-for-like replacement with no loss of function. BOSCH is a recognised supplier of automotive replacement components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched from our UK warehouse with a 30-day money-back guarantee and free hassle-free returns.
About BOSCH
Robert Bosch GmbH, founded in 1886 in Stuttgart, Germany, is one of the world's largest automotive parts suppliers. Bosch specialises in braking systems, fuel injection, spark plugs, alternators, and electronic engine management. As an OE supplier to virtually every major car manufacturer, Bosch parts meet or exceed original equipment specifications. With over 130 years of engineering innovation, choosing Bosch means choosing proven reliability backed by extensive research and development.
Suitable cars
Equivalent products (4)
Adjusting Potentiometer Idle Mixture BOSCH F 026 T03 023 — compatible car models
| Car models | AUDI: 100 C3 Avant (445, 446), 100 C3 Saloon (443, 444), 200 C3 Avant (447, 448), 200 C3 Saloon (447, 448), 80 B2 Saloon (811, 813, 814, 819, 853), 80 B3 Saloon (893, 894, 8A2), 90 B2 (813, 814, 853), 90 B3 (893, 894, 8A2), COUPE B2 (81, 855, 856), COUPE B3 (89, 8B3); FORD: ESCORT III Express (AVA), ESCORT IV Convertible (ALF), ESCORT IV (GAF, AWF, ABFT), ESCORT IV Turnier (AWF, AVF), ORION II (AFF); SEAT: TOLEDO I (1L2); VW: GOLF II (19E, 1G1), JETTA II (19E, 1G2, 165), PASSAT B2 (32B), PASSAT B2 Saloon (32B), PASSAT B2 Variant (33B) |
|---|---|
| Engines | 1.8 Cat; 2.1 Turbo quattro; 2.1 5E; 1.8; 1.6; 2.0; 1.8 E; 1.8 GT; 1.6 i; 1.6 i Cat; 1.8 16V; 1.8 GTI |
| Year of manufacture | 1978-1999 |
| Manufacturer article number (MPN) | F 026 T03 023 |
| OE part numbers | 034133472, 035133472, 035 133 472 B |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
BOSCH f026t03023 . F 026 T03 023
- 1x Adjusting Potentiometer Idle Mixture
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Express and standard shipping available.
- Standard delivery: 2-5 business days
- Express delivery: 1-2 business days
- Free returns within 14 days
- All parts backed by manufacturer warranty
Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.
Frequently Asked Questions
Is this Adjusting Potentiometer Idle Mixture compatible with my car?
This Adjusting Potentiometer Idle Mixture fits AUDI, FORD, SEAT, VW vehicles. Use the vehicle selector at the top of the page to check exact compatibility — enter your car's make, model, and engine for a confirmed fitment match. All fitment data is verified through TecDoc.
What specifications does this BOSCH Adjusting Potentiometer Idle Mixture have?
The package includes the Adjusting Potentiometer Idle Mixture as described in the specifications above. Check the "What's included" section for a full list of components. If mounting hardware or accessories are required, they will be listed separately.
What OE part numbers does this Adjusting Potentiometer Idle Mixture replace?
This Adjusting Potentiometer Idle Mixture replaces OE part numbers: 034133472, 035133472, 035 133 472 B. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Adjusting Potentiometer Idle Mixture cost?
This BOSCH Adjusting Potentiometer Idle Mixture is available for £189.99. Adjusting Potentiometer Idle Mixture prices vary depending on brand, specifications, and vehicle compatibility. BOSCH parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Adjusting Potentiometer Idle Mixture?
Regular inspection of your Adjusting Potentiometer Idle Mixture is recommended as part of routine vehicle maintenance. Watch for changes in performance, unusual noises, or visual signs of wear. Consult your vehicle's owner manual for manufacturer-recommended replacement intervals specific to your make and model.
What tools do I need to replace a Adjusting Potentiometer Idle Mixture?
Tools required vary by vehicle make and model. Generally, a basic socket set, screwdrivers, and vehicle-specific tools may be needed. We recommend consulting a workshop manual for your specific vehicle, or having the Adjusting Potentiometer Idle Mixture fitted by a professional mechanic.
Can I use this part as a replacement for OE 034133472?
Yes, this BOSCH Adjusting Potentiometer Idle Mixture is a direct replacement for OE part number 034133472. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Is the BOSCH F 026 T03 023 the same as the BOSCH 1 467 217 386?
No, while both are Adjusting Potentiometer Idle Mixture parts, they are different products. The BOSCH F 026 T03 023 has specific dimensions, material composition, and fitting requirements. The BOSCH 1 467 217 386 may differ in dimensions, fitting position, or material composition. Always verify compatibility with your specific vehicle using our vehicle selector, or contact our customer service team for assistance.
