# Toto Wolff Defends Mercedes Customer Approach After McLaren and Williams Raise Concerns

**URL:** <https://intoguide.com/t/toto-wolff-defends-mercedes-customer-approach-after-mclaren-and-williams-raise-concerns/452>\
**Category:** F1 Features\
**Created:** [March 13, 2026, 3:30pm UTC](https://intoguide.com/t/toto-wolff-defends-mercedes-customer-approach-after-mclaren-and-williams-raise-concerns/452 "2026-03-13T15:30:58Z")\
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**Post date:** [March 13, 2026, 3:30pm UTC](https://intoguide.com/t/toto-wolff-defends-mercedes-customer-approach-after-mclaren-and-williams-raise-concerns/452/1 "2026-03-13T15:30:58Z")

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## **Toto Wolff on Mercedes Power Unit Confusion Among Customers**

- Mercedes had a **dominant start to 2026** , especially in one-lap performance.

- Customer teams— **McLaren, Williams, and Alpine** —struggled to unlock the same performance, leading to frustration.

### **Customer Team Reactions**

- **McLaren (Andrea Stella):** Felt on the “back foot” as a customer; wanted more detailed information from Mercedes High Performance Powertrains (HPP).

- **Williams (James Vowles):** Surprised by the works team’s pace; confident they have the same PU hardware but unsure how to extract full performance.

- **Alpine (Steve Nielsen):** First year as a Mercedes customer; admitted a learning curve with energy management, while appreciating the support provided.

### **Wolff’s Response**

- Impossible to **make every customer happy** due to steep learning curve with new regulations.

- Mercedes **aims to provide a good service** , sharing updates and guidance as quickly as possible.

- Highlights the challenge of rolling out new technology across multiple teams:

- Defended Mercedes’ treatment of its customer teams, noting four Mercedes-powered cars finished in the top six in qualifying in Melbourne.

### **Takeaway**

- Wolff stressed the **importance of learning and development** for customer teams, emphasizing patience and collaboration as everyone adapts to the 2026 regulations.