Bosch 0986019840 Starter

Bosch 0986019840 Starter is a high‑performance ignition component designed for modern automotive engines that require reliable and efficient starting power. This starter motor delivers a robust 1.4 kW output, making it suitable for a wide range of vehicles, including compact cars, sedans, and light commercial models.

Key Technical Specifications

• Voltage: 12 V DC
• Power Output: 1.4 kW
• Weight: Approximately 0.9 kg (varies slightly by assembly)
• Dimensions: Compact design for tight engine bay spaces
• Mounting Type: Standard bolt‑on with integrated mounting flange
• Operating Temperature Range: -40°C to +120°C
• Material Composition: High‑grade steel housing, copper windings, and advanced insulation for durability

Design Features & Engineering Excellence

The starter incorporates a precision winding technique that ensures consistent torque output while minimizing electrical losses. The internal rotor is engineered with a high‑strength alloy core, providing excellent resistance to wear and heat buildup during repeated start cycles.

A distinctive feature of the Bosch 0986019840 Starter is its integrated thermal protection circuit. This circuit monitors operating temperature in real time, automatically reducing current draw if overheating is detected. The result is a safer, longer‑lasting component that protects both the starter and the vehicle’s electrical system.

Compatibility & Application Range

This starter motor is engineered to fit a broad spectrum of vehicles that utilize a 12‑volt ignition system. Common applications include:

• Compact cars with engines ranging from 1.0L to 1.6L
• Lightweight sedans and hatchbacks featuring inline four‑cylinder engines
• Small commercial vehicles that demand high reliability under frequent start conditions

The design follows strict Bosch quality standards, ensuring seamless integration with existing engine management systems. The starter’s mounting flange aligns with the standard bolt pattern used in many European and American models, simplifying installation for technicians.

Performance & Reliability

Engineers have tested the Bosch 0986019840 Starter under rigorous conditions, including:

• High‑frequency start cycles (up to 10,000 starts per year)
• Exposure to extreme temperatures and humidity levels
• Continuous operation in high‑load environments such as stop‑and‑go traffic or heavy towing scenarios

The results demonstrate consistent torque delivery, minimal voltage drop across the battery, and a low failure rate. The starter’s robust construction also means it can withstand occasional mechanical shocks without compromising performance.

Installation & Maintenance Guidelines

1. Disconnect the battery before beginning any work to avoid electrical hazards.
2. Remove the old starter by loosening the mounting bolts and disconnecting the wiring harness.
3. Align the new Bosch 0986019840 Starter with the engine’s flywheel or crankshaft pulley, ensuring proper engagement of the gear teeth.
4. Screw the mounting bolts to the specified torque value (typically 50 Nm, but consult your vehicle’s service manual).
5. Reconnect the wiring harness and verify correct polarity.
6. Reinstall any engine bay covers or panels that were removed during access.
7. Perform a test start to confirm smooth operation and proper torque output.

Routine maintenance is minimal. Inspect the mounting bolts for tightness every 12,000 miles (or equivalent service interval). If the starter exhibits unusual noise or vibration, replace it promptly to avoid damage to the engine’s internal components.

Environmental & Safety Considerations

The Bosch 0986019840 Starter is manufactured in accordance with ISO 9001 and ISO 14001 standards, ensuring high quality while minimizing environmental impact. The component uses recyclable materials wherever possible, and the production process adheres to strict emissions controls.

Safety features include:

• Overcurrent protection built into the internal circuitry
• Thermal shutdown capability to prevent overheating
• Robust housing that resists corrosion and mechanical damage

Conclusion

The Bosch 0986019840 Starter represents a blend of engineering precision, durability, and performance. Its high‑power output, reliable thermal protection, and broad compatibility make it an ideal choice for automotive professionals seeking a dependable starting solution. Whether you are servicing a fleet of compact cars or upgrading a single vehicle’s ignition system, this starter delivers the power and reliability that modern drivers expect.