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1999-2006 BMW 3 Series Ignition Coils Replacement

Introduction

This tutorial will focus on the replacement of the six ignition coils of the 3 Series BMW (1999-2006) due to engine misfires. Some reasons for engine misfires can include rough idling and late shifting. The BMW series 3 (1999-2006) also needs regular replacements for the car’s ignition coils. BMW recommends replacing these ignition coils every 100,000 miles for non-turbocharged vehicles and every 45,000 miles for turbo-charged vehicles. With the help of this tutorial, you will have no problem keeping your BMW 3 series running smoothly and at its optimal performance.

What you need

  1. 1999-2006 BMW 3 Series Ignition Coils Replacement, Ignition Coils: step 1, image 1 of 3 1999-2006 BMW 3 Series Ignition Coils Replacement, Ignition Coils: step 1, image 2 of 3 1999-2006 BMW 3 Series Ignition Coils Replacement, Ignition Coils: step 1, image 3 of 3

    • Release the hood latch by pulling the lever found in the driver foot well.

    • Open the hood.

    Edit

  2. 1999-2006 BMW 3 Series Ignition Coils Replacement: step 2, image 1 of 3 1999-2006 BMW 3 Series Ignition Coils Replacement: step 2, image 2 of 3 1999-2006 BMW 3 Series Ignition Coils Replacement: step 2, image 3 of 3

    • Remove the oil cap and note the four bolt placements.

    Edit

  4. 1999-2006 BMW 3 Series Ignition Coils Replacement: step 3, image 1 of 3 1999-2006 BMW 3 Series Ignition Coils Replacement: step 3, image 2 of 3 1999-2006 BMW 3 Series Ignition Coils Replacement: step 3, image 3 of 3

    • Using a 10 mm socket wrench, remove the four bolts holding down the engine covers.

    Edit

  5. 1999-2006 BMW 3 Series Ignition Coils Replacement: step 4, image 1 of 3 1999-2006 BMW 3 Series Ignition Coils Replacement: step 4, image 2 of 3 1999-2006 BMW 3 Series Ignition Coils Replacement: step 4, image 3 of 3

    • Note the placement of each ignition coil then remove the plastic latch and disconnect each cable.

    Edit

  6. 1999-2006 BMW 3 Series Ignition Coils Replacement: step 5, image 1 of 1

    • With a firm grip, remove each ignition coil and replace with the new coils respectively.

    • Repeat steps 4 to 1 for reassembly.

    Edit
Conclusion

To reassemble your device, follow these instructions in reverse order.

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