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Details
| Specification | Value |
|---|---|
| Brand | BOSCH |
| Category | O2 Sensor |
OE numbers (1)
Search by this OE number to find compatible parts
- HYUNDAI / KIA—39350 2A640
Where this part fits
Original-fit position for OE 393502A640. The red ring marks where this part installs on the vehicle.
About this product
The BOSCH O2 Sensor (0 258 988 012) is a professional-grade replacement component engineered for long service life and reliable operation across all conditions your vehicle encounters. The part is built to the following specification: Number of circuits: Rubber. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Verified to fit HYUNDAI, KIA 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: 39350 2A640. 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 with tracked delivery and a 14-day money-back guarantee with 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
No equivalent parts found.
O2 Sensor BOSCH 0 258 988 012 — compatible car models
| Car models | HYUNDAI: ACCENT IV Saloon (RB), ELANTRA VI Saloon (AD, ADA), i20 II Coupe (GB), i20 II (GB, IB), i20 II Hatchback Van (GB, IB), i30 Estate (PDE), i30 FASTBACK (PDE, PDEN), i30 Kombi Van (PDE), i30 (PDE, PD, PDEN), i40 I CW (VF) (+3 more); KIA: CARENS IV, CEE'D Combi Van (JD), CEE'D (JD), CEE'D Sportswagon (JD), OPTIMA (JF), OPTIMA Sportswagon (JF), PRO CEE'D Hatchback Van (JD), PRO CEE'D (JD), RIO IV (YB, SC, FB), SOUL II (PS) (+2 more) |
|---|---|
| Engines | 1.6 CRDi; 1.6 D; 1.1 CRDi; 1.6 CRDi VGT; 1.7 CRDi; 1.7 CRDI; 1.4 CRDi; 1.4 CRDi 90; 1.4 CRDi 77; 1.6 CRDi 128 |
| Year of manufacture | 2010-2022 |
| Manufacturer article number (MPN) | 0 258 988 012 |
| OE part numbers | 39350 2A640 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
BOSCH 0258988012 O2 Sensor. Number of circuits: 5
- 1x O2 Sensor
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Tracked standard shipping.
- Standard delivery: 5–9 business days
- Order before 5pm — ships the next working day
- 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 O2 Sensor compatible with my car?
This O2 Sensor fits HYUNDAI, KIA 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 O2 Sensor have?
This BOSCH O2 Sensor has the following specifications: Number of circuits: 5. Check the full specifications table above for complete details.
What OE part numbers does this O2 Sensor replace?
This O2 Sensor replaces OE part numbers: 39350 2A640. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a O2 Sensor cost?
This BOSCH O2 Sensor is available for £85.99. O2 Sensor 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 O2 Sensor?
Symptoms include increased fuel consumption, rough idle, failed emissions test, check engine light, or reduced engine performance.
What tools do I need to replace a O2 Sensor?
Tools needed: lambda sensor socket wrench (22mm slotted), penetrating oil (apply 24 hours before removal on vehicles with high mileage or corrosion), oxygen sensor thread chaser, torque wrench (40-55 Nm), OBD-II scanner. Difficulty: Moderate DIY. Safety warning: Only remove on a fully cold exhaust. Apply penetrating oil the day before on older vehicles to avoid breaking the sensor in the bung -- a broken sensor requires professional extraction equipment.
Can I use this part as a replacement for OE 39350 2A640?
Yes, this BOSCH O2 Sensor is a direct replacement for OE part number 39350 2A640. 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 0 258 988 012 the same as the BOSCH 0 258 001 051?
No, while both are O2 Sensor parts, they are different products. The BOSCH 0 258 988 012 has Number of circuits: 5. The BOSCH 0 258 001 051 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.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
