Bosch 0221504029 Ignition Coil

Overview of Bosch Ignition Coil (New) 0221504029

The Bosch Ignition Coil (New) part number 0221504029 is designed to deliver reliable ignition performance for a range of BMW models. This pencil coil operates at 14 volts and features SAE terminal type, ensuring compatibility and efficient spark delivery for your vehicle.

• Voltage: 14 volts for consistent ignition power
• Coil Type: Pencil coil design for direct ignition systems
• Terminal Type: SAE terminals for secure electrical connections
• Package Contents: Includes 1 ignition coil
• Previously cataloged as part number 0221504004
• Unit(s) per Car Quantity: Typically 6 coils required per vehicle

Detailed Product Description

This Bosch Ignition Coil (New) 0221504029 is engineered to meet the ignition requirements of various BMW models including the 3 Series (323Ci, 323i, 325Ci, 328i, 330i), 5 Series (525i, 528i, 530i), 7 Series (740i, 750iL), 8 Series (840Ci, 850Ci), M Series (M3, M5), as well as the X5, Z3, and Z8. The pencil coil design allows for direct installation onto spark plugs, improving ignition efficiency and reducing misfires. Operating at 14 volts, this coil ensures stable voltage delivery to the spark plugs, which is critical for optimal engine performance.

The Bosch Ignition Coil (New) product line focuses on providing new, high-quality ignition coils that replace older or worn units. This line is designed to meet or exceed OEM specifications, offering a reliable replacement option for vehicles requiring precise ignition timing and spark energy.

Common Applications and Problem Resolution

• Replaces faulty or worn ignition coils causing engine misfires
• Resolves rough idling and poor acceleration issues
• Eliminates engine hesitation during startup or acceleration
• Improves fuel efficiency by ensuring proper spark delivery
• Prevents check engine light triggers related to ignition faults

Installation Notes and Tips

• Ensure the ignition system is powered off before installation
• Replace all ignition coils simultaneously if multiple coils show wear
• Verify compatibility with your specific BMW model and engine type
• Use proper tools to avoid damaging the coil or connectors
• Check and clean spark plug connections before installing the coil

Quality Assurance and Warranty

Bosch ignition coils are manufactured to meet strict quality standards, ensuring durability and consistent performance. The Ignition Coil (New) 0221504029 is built to OEM specifications and undergoes rigorous testing. While specific warranty details may vary, Bosch typically offers a limited warranty covering defects in materials and workmanship. Consult your supplier for exact warranty terms.