Ignition Coil: Service and Repair

Remove/Install Ignition Coils

Shown On Engine 112:

DANGER:
- Hazard from touching parts which conduct high voltages
- Do not touch parts carrying high voltages Persons who wear electronic implants (e g heart pacemakers) must not carry out work on the ignition system

1.1 Unclip cover at face end of engine
2.1 Remove engine trim panel or air cleaner

NOTE: Detach engine cover or air cleaner by lifting vertically up and off the cylinder head covers

2.2 Remove air cleaner housing
3 Unscrew bolt (5/3)

Bolt for Ignition Coil on Cylinder head cover - 8 N.m

4 Remove the spark plug connector (5/1) from the spark plugs

NOTE:
- Pry off spark plug connector (5/1) using open-end wrench, double over the cylinder head cover of the spark plugs
- Installation: Observe identification of connector (arrow) on the cylinder head cover and the ignition coil cylinder (T1/1 up to T1/8) or (T1/1 up to T1/6) for corresponding spark plug connector (5/1)

See "Special Tool" given below.

5 Disconnect electrical connector of ignition coil cylinder (T1/1 up to T1/6) or (T1/1 up to T1/8)
6 Remove ignition coil cylinder (T1/1 up to T1/6) or (T1/1 up to T1/8)
7 Install in the reverse order

Special Tool

Double Open-end Wrench, P/N # 110 589 01 01 00: