Bosch 0986023570 Starter

Overview of the Bosch 0986023570 Starter

The Bosch 0986023570 Starter, also known in various markets as the Bosch 986023570 or simply the Starter 2357, is a high‑performance ignition motor designed to deliver reliable engine start-up across a wide range of automotive platforms. With an output of 1.2 kW at 12 V, this starter provides sufficient torque for both light and medium‑weight vehicles, making it suitable for models such as the Ford Focus II/III, Volvo V50/C30, and certain commercial vans.

Key Technical Specifications

• Model Number: 0986023570 (also referenced as 986023570)
• Power Output: 1.2 kW
• Operating Voltage: 12 V DC
• Rated Current: Approximately 300 A (typical for this class of starter)
• Connection Type: Standard automotive terminal configuration with a 4‑pin plug
• Mounting Interface: Designed to fit the Bosch 2357 mounting bracket, ensuring a secure fit in most OEM and aftermarket applications.

Design Features & Engineering Excellence

The starter incorporates Bosch’s proven high‑density iron core construction, which maximizes magnetic flux while keeping weight low. The stator windings are insulated with a high‑temperature varnish that resists thermal degradation during repeated start cycles. A robust stainless steel housing protects internal components from vibration and corrosion, extending the unit’s service life even in harsh operating environments.

Compatibility & Vehicle Applications

This starter is engineered to fit a broad spectrum of vehicles that originally shipped with Bosch 2357 series starters. Common applications include:

• Ford Focus II/III (2011‑2018)
• Ford C-Max Mk1
• Ford Transit Mk6 (Camion à Plateau / Châssis)
• Volvo V50, C30, S40 II
• Various other light‑to‑medium duty commercial and passenger vehicles that use the Bosch 2357 mounting system.

Installation Guidelines

1. Disconnect the battery: Ensure safety by removing the negative terminal before beginning work.
2. Remove the old starter: Unscrew the mounting bolts and disconnect the electrical connections, noting their orientation for correct reassembly.
3. Position the new starter: Align the mounting bracket with the engine block, then secure it using the supplied bolts. Tighten to the manufacturer’s torque specification.
4. Reconnect the wiring: Attach the high‑current leads and the control wire, ensuring a firm connection at each terminal.
5. Reattach the battery: Reconnect the negative terminal first, then the positive.
6. Test operation: Turn the ignition key to verify smooth engine start-up. Listen for any unusual noises that might indicate a mis‑installation.

Maintenance & Longevity Tips

• Inspect the starter’s electrical connections annually; clean corrosion with an appropriate contact cleaner.
• Check the mounting bolts for tightness every 10,000 miles (or as recommended by the vehicle manufacturer).
• Avoid exposing the unit to extreme temperatures or excessive moisture, which can accelerate wear on internal components.

Benefits of Choosing the Bosch 0986023570 Starter

• Reliability: Built with high‑quality materials that withstand repeated start cycles without failure.
• Performance: Delivers consistent torque, ensuring quick engine cranking even in cold or high‑altitude conditions.
• Compatibility: Fits a wide range of vehicles, reducing the need for custom adapters or modifications.
• Durability: Resistant to vibration and corrosion, extending service life under demanding operating environments.

Conclusion

The Bosch 0986023570 Starter stands out as a dependable, high‑performance ignition motor suitable for many modern vehicles. Its robust construction, proven engineering, and broad compatibility make it an excellent choice for both OEM replacements and aftermarket upgrades. By following proper installation and maintenance procedures, owners can enjoy reliable engine start-up and extended service life with this trusted Bosch component.