Ignition Coil: Service and Repair

Replacing Ignition Coils

Preliminary work
1. Switch ignition off and remove ignition key
2. Remove engine compartment cover on the right and rear.

Replacing ignition coils

Replacing ignition coils of cylinder row 1-4
1. Loosen the torque support. To do this unscrew the fastening screw on the torque support bracket.







2. Loosen the torque support on the body and swivel upwards.







3. Loosen the secondary air pump from cylinder row 1-4. To do this, unscrew the 3 fastening screws, pull the pump out of the support and lay it aside.







NOTE: Place a cloth between design cover and support for secondary air pump to avoid scratching cover.

4. Loosen the 4 fastening screws on the ignition coil cover (picture shows side 5-8).







5. Remove design cover from cylinder bank 1-4. Lift the cover slightly with both hands on the side pointing towards the intake system until it snaps out of the fastening points.







6. Lift the cover at the front edge and slide the ignition coil cover of the second cylinder out of the torque support bracket. Pull out cover to the front.







7. Remove torque support bracket. To do so, undo the 4 fastening screws and set bracket aside.







8. Disconnect the ignition coil. To do this, press the button on the connector and pull off the connector.







9. Loosen ignition coil. To do this, unscrew the fastening screw on the valve cover.







10. Pull the ignition coil out and replace it.







11. Reconnect the new ignition coil. Tighten the fastening screws. Tightening torque: 7.5 ftlb.







12. Connect ignition coil. To do this slide on the connector until it locks with an audible click.







13. Install bracket for torque support. The M8 x 45 Torx screws are tightened on the upper screw points. Tightening torque: 17 ftlb. The M6 x 40 screws are tightened on the lower screw fastening points (centre of the valve cover). Initial tightening: 3.5 ftlb. Final tightening: 7.5 ftlb.







NOTE: A rag should be placed between the secondary air pump support and the design cover to prevent the cover from being scratched.

14. Slide the design cover of cylinder row 1-4 under the secondary air pump support as shown in the illustration and then slide the cover of the second ignition coil through underneath the torque support bracket.







15. Press down the two rubber mountings on the support. The rubber mountings must be felt to engage.







16. Tighten the four fastening screws on the ignition coils (illustration shows side 5-8). Tightening torque: 3.5 ftlb.







17. Reinstall secondary air pump. Tighten the 3 fastening screws. Tightening torque: 7.5 ftlb.







18. Reinstall torque support. Install the fastening screw (M10 x 85) with a new fastening nut on the bracket. Tightening torque: 44 ftlb.







19. Tighten torque support fastening screw on the body (M10 x 70). Tightening torque: 44 ftlb.

Replacing ignition coils of cylinder row 5-8

NOTE: A rag should be placed between the secondary air pump and the design cover to prevent the cover from being scratched.

1. Unscrew the 4 fastening screws on the ignition coil cover.







2. Remove design cover of cylinder bank 5-8. To do this, lift the cover slightly with both hands at the side pointing towards the intake system until it is released from its bracket.







3. Lift the front of the design cover and remove it.







4. Disconnect the ignition coil. To do this, press the button on the connector and pull off the connector.







5. Loosen ignition coil. To do this, unscrew the fastening screw on the valve cover.







6. Pull the ignition coil out and replace it.







7. Reconnect a new ignition coil. Tighten the fastening screws. Tightening torque: 7.5 ftlb.







8. Connect ignition coil. To do this slide on the connector until it locks with an audible click.







NOTE: A rag should be placed between the secondary air pump and the design cover to prevent the cover from being scratched.

9. Slide the design cover under the secondary air pump as illustrated.







10. Then press in the two rubber mountings on the support. The rubber mountings must be felt to engage.







11. Tighten the 4 fastening screws on the ignition coils. Tightening torque: 3.5 ftlb.







Subsequent work
1. Install engine compartment cover on the right and rear.