M52 and M52TU engines
1. Remove the protective casing of the ignition coils.
2. Version with individual disconnect the ignition coils.
3. In the version with pivotal the ignition coils, disconnect their connectors and remove the coil towards the top.
4. Version with individual unscrew the ignition coil bolts and remove the coils. Install ground straps when installing.
M60 and M62 engines
1. Remove the decorative engine cover.
2. Remove plugs on casings of ignition coils, turn out nuts and remove casings.
When installing, check the condition of the casing gasket and replace it if necessary.
3. Separate sockets of coils of ignition.
4. Give fixture of coils of ignition and remove them.
5. When installing, secure the ground straps on the coils of cylinders #3 and #6.
M73 engine
1. Disconnect the ignition coil connectors.
2. Remove the sleeve
3. Give nuts and remove the ignition coil.