fits model: A3, S3. make: Audi. year: 2015–2020.

( Manufacturer Part Number: 8V0953521 ), ( Type: Clockspring ), ( Manufacturer Warranty: 1 Month ), ( Oe/oem Part Number: 8v0953502 8v0 953 502 Ad 8v0953502ad, 5q0953549 5q0 953 549 C 5q0953549c ), ( Country Of Origin: Germany )
The **Audi 8V0953521 Steering Column Clock Spring Assembly** is a precision-engineered component designed exclusively for the **2015 2020 Audi A3 (8V), S3, and RS3** models, ensuring seamless integration with the vehicle s advanced driver-assistance and infotainment systems. This high-performance part plays a critical role in maintaining the electrical connectivity between the steering wheel and the vehicle s central control modules, facilitating essential functions such as **clock spring operation, cruise control signal transmission, and multi-function steering wheel inputs**. Crafted from durable, corrosion-resistant materials, the clock spring is engineered to withstand the dynamic stresses of frequent steering adjustments while preserving the integrity of the electrical contacts, which are vital for smooth operation of the **cruise control system, lane-keeping assist, and adaptive headlight controls**. The assembly s robust design minimizes wear over time, reducing the risk of signal interference or malfunctions that could disrupt driver aids or infotainment responsiveness. Ideal for both professional automotive technicians and DIY enthusiasts, this OEM-quality replacement ensures a perfect fit with the **8V platform s steering column architecture**, restoring full functionality to the steering wheel s integrated controls with minimal effort. Whether addressing a faulty clock spring, cruise control failure, or general wear-and-tear, this component is a reliable solution for maintaining the performance and reliability of Audi s sporty yet technologically advanced compact sedans and coupes.
### **Pros and Cons of Buying an Audi A3 (8V) S3/R53 (2015 2020) with the Specified Steering Column (8V0953521) and Clock Spring Issues**
#### **Pros**
1. **Strong Performance and Handling**
- The **A3 S3 (8V) and RS3** are well-regarded for their sporty driving dynamics, thanks to the **2.0L TFSI engine (S3) or 2.9L V6 (RS3)** paired with a **7-speed S tronic dual-clutch transmission**. The RS3, in particular, delivers **333 hp (S3) or 382 hp (RS3)**, making it one of the fastest hatchbacks in its class.
- The **quattro all-wheel-drive system** improves traction and stability, especially in spirited driving conditions.
2. **Premium Interior and Build Quality**
- Audi s interior is known for its **high-quality materials, ergonomic design, and refined cabin**. The **S3 and RS3** feature **sport-tuned suspension, leather upholstery, and premium audio systems** (optional Bose or Bang & Olufsen).
- The **RS3** includes **unique styling cues** (LED headlights, aggressive front bumper, and sporty wheels), making it stand out.
3. **Reliability (Compared to Competitors)**
- The **2.0L TFSI engine (S3)** is generally **more reliable** than the **2.9L V6 (RS3)**, which has had some **oil consumption and turbocharger durability issues** in earlier models (2015 2017). Later RS3s (2018 ) improved with **updated turbos and oil control valves**.
- The **7-speed S tronic transmission** is smooth but can be **more prone to failures** than a traditional automatic, requiring **regular maintenance**.
4. **Resale Value and Brand Prestige**
- Audi retains **strong resale value**, especially for well-maintained **S3 and RS3 models**. The **RS3** is particularly sought after among enthusiasts.
- Owning an Audi carries **brand prestige**, which can be appealing for those who value luxury and performance.
5. **Aftermarket and Tuning Potential**
- The **S3 and RS3** have a **dedicated aftermarket**, with options for **engine upgrades, suspension tuning, and performance exhausts**.
- The **RS3 s V6 engine** can be **easily tuned** (e.g., **BMS, Stage 1/2 kits**) for **additional power (400 hp)**.
6. **Safety Features**
- Standard **Audi Pre Sense (collision avoidance), lane-keeping assist, and adaptive cruise control** enhance safety.
- The **RS3** includes **sport-tuned stability control and a limited-slip differential**, improving cornering grip.
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#### **Cons**
1. **Clock Spring and Steering Column Issues (8V0953521)**
- The **clock spring (8V0953521)** in the **A3 (8V) is known for failing**, causing **loss of cruise control, steering angle sensor errors, and ABS/ESP malfunctions**.
- **Symptoms** include:- **"Steering angle sensor error"** (check engine light).
- **Cruise control not working**.
- **ABS or ESP disabling intermittently**.
- **Difficulty in programming new keys** (due to sensor failure).
- **Repair cost**: The **clock spring replacement is labor-intensive** ( **$800 $1,500** depending on dealer vs. independent shop). The **steering column itself may need replacement** if damaged.
- **Prevalence**: This issue is **common in 2015 2018 models**, with some **2019 2020 models** also affected.
2. **Oil Consumption (RS3 2.9L V6)**
- The **RS3 s 2.9L V6** is notorious for **excessive oil consumption**, especially in **earlier models (2015 2017)**.
- **Symptoms**: Burning oil, **low oil levels between changes**, and **smoke from the exhaust**.
- **Fixes**:- **Short oil change intervals** (every **3,000 5,000 miles**).
- **Upgraded oil (e.g., Motul, Liqui Moly)**.
- **Potential turbocharger or piston ring issues** in severe cases (may require **engine work**, **$3,000 $6,000**).
- **Later models (2018 RS3)** improved with **updated turbos and oil control valves**, but **some still suffer from oil burn**.
3. **Transmission Reliability (S tronic Dual-Clutch)**
- The **7-speed S tronic** is **more complex than a traditional automatic**, leading to:- **Slipping gears** (especially under heavy load).
- **Delayed engagement** in aggressive driving.
- **Higher repair costs** if it fails ( **$2,500 $4,000** for a rebuild).
- **Prevention**: **Regular fluid changes** (every **60,000 miles**) and **avoiding aggressive shifting** help prolong lifespan.
4. **Electrical Gremlins**
- Audi s **electronic systems (infotainment, sensors, lights)** can be **prone to software glitches and hardware failures**.
- **Common issues**:- **Infotainment freezing or crashing** (requires **software updates or ECU reprogramming**).
- **Window regulators failing** (common in A3 models).
- **Sensors (parking, blind-spot) giving false readings**.
5. **Maintenance and Repair Costs**
- Audi is **not cheap to maintain**. **Dealer labor rates** are high ( **$120 $150/hour**), and **OEM parts** are expensive.
- **Common high-cost repairs**:- **Water pump replacement** ( **$1,000 $1,500**).
- **Timing chain tensioner** (if it fails, **$1,500 $2,500**).
- **Suspension bushings** (wear out quickly in sporty driving).
6. **Depreciation**
- While Audi holds **better resale than some luxury brands**, the **S3 and RS3 still depreciate significantly** ( **40 50% over 5 years**).
- **RS3s lose value faster** due to **high demand but also high repair costs**.
7. **Noise and Comfort (S3/RS3)**
- The **RS3 is louder and more aggressive** than the S3, with **more wind and road noise** at highway speeds.
- The **sport-tuned suspension** makes for a **harsher ride** compared to a **comfort-oriented A3**.
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### **Conclusion**
The **Audi A3 S3 (8V) and RS3 (2015 2020)** are **excellent cars for enthusiasts** who prioritize **performance, driving dynamics, and luxury**. However, **reliability concerns particularly the clock spring, oil consumption (RS3), and transmission must be carefully considered**.
#### **Best For:****Enthusiasts who enjoy sporty driving** and are willing to **budget for maintenance**.
**Owners who can afford regular servicing** (oil changes, transmission fluid, suspension checks).
**Those who value Audi s brand prestige and aftermarket support**.
**Buyers who plan to keep the car for **5 7 years** and **drive it moderately** (not daily track use).
#### **Not Ideal For:****Budget-conscious buyers** (high repair costs).
**Those who dislike frequent maintenance** (oil changes every **3,000 5,000 miles** for RS3).
**People who want a **low-maintenance luxury car** (consider a **BMW 330i or Mercedes C300** instead).
**Buyers who find the **clock spring and electrical issues unacceptable** without a **large repair budget**.
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### **Recommendation**
1. **If Buying Used (2015 2020):**- **Get a full pre-purchase inspection (PPI)** from a **trusted Audi specialist** ( **$200 $300**).
- **Check for:**- **Clock spring condition** (replace if failing).
- **Oil consumption history** (RS3 owners should provide **detailed records**).
- **Transmission fluid condition** (should be **dark but not burnt**).
- **Suspension and bushings** (listen for **clunks over bumps**).
- **Avoid 2015 2017 RS3s with high mileage** unless **oil consumption is well-documented**.
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THIS CAME OFF OF A 2015 AUDI S3 PRESTIGE WITH 75K MILES. For any other shipping locations, the customer must make an inquiry about cost.