Bosch 0221504701 Ignition Coil

Bosch Ignition Coil for OE-Style Performance

This Bosch ignition coil is built for direct replacement service on a range of Ford, Mazda, and Mercury applications. Bosch part number 0221504701 is a pencil coil design that supports the correct ignition voltage for consistent spark and stable engine operation.

Bosch ignition coil line products focus on OE-style ignition output, helping maintain combustion quality, fuel efficiency, and lower exhaust emissions when the original coil is worn or failing.

Key Features

• Voltage rating: 14V
• Pencil coil design for coil-on-plug applications
• SAE terminal type
• Package contents: 1 ignition coil
• OE-quality Bosch ignition coil construction
• Part number: 0221504701

Detailed Description

Bosch 0221504701 is an ignition coil for vehicles that use a pencil-style coil-on-plug setup. It is engineered to deliver the proper ignition voltage needed for reliable spark delivery, which supports smoother running, better combustion, and more stable engine performance. This Bosch ignition coil is a practical replacement for drivers servicing Ford Escape, Mazda Tribute, Mazda 6, Mercury Mariner, and related applications.

Compatible With 2001-2006 Ford Escape, 2008 Ford Escape, 2001-2006 Mazda Tribute, 2008-2009 Mazda Tribute, 2003-2008 Mazda 6, 2002-2006 Mazda MPV, 2005-2007 Ford Five Hundred, 2005-2007 Ford Freestyle, 2005-2007 Mercury Montego, 2005-2006 Mercury Mariner, 2008 Mercury Mariner, 2000 and 2004-2005 Ford Taurus, and 2000 and 2004-2005 Mercury Sable. This part cross-references AJ0918100 and AJ5118100A for the same application.

What It Helps Address

• Misfires caused by a weak or failing ignition coil
• Hard starting related to inconsistent spark output
• Rough idle and hesitation under load
• Reduced fuel economy from incomplete combustion
• Higher exhaust emissions from poor ignition performance

Installation Notes and Tips

Verify the engine uses a pencil coil and confirm connector style before installation. Inspect the spark plug well, boot area, and surrounding wiring for oil intrusion, corrosion, or heat damage before replacing the coil. For best results, replace coils on the affected cylinder only after confirming the root cause, and clear diagnostic trouble codes after installation.

Quality Assurance

Bosch ignition coils are built to support OE-level ignition voltage and dependable spark duration. The Bosch ignition coil line is developed to help maintain proper engine operation, fuel consumption, and emissions performance in the vehicles listed above.