Operation CHARM: Car repair manuals for everyone.

Removal and Replacement



Replace Spark Plugs


Shown On Model 210 With Engine 112:





DANGER:
- Risk of death. Death may result if contact is made with parts carrying 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 Remove top part of air cleaner housing

NOTE: Only on engines with air cleaner fitted at vehicle side.

2.1 Remove hot film mass air flow sensor together with air intake pipe, install

NOTE: Only on engines with air cleaner fitted at vehicle side.

3 Remove engine trim panel or cleaner

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

4 Remove ignition coils (T1/4)
5 Disconnect spark plug connectors

NOTE: Pry spark plug connector off with "Double Opened Wrench" over cylinder head covers. See "Special Tools" given below.

6 Remove spark plugs (R4)

See "Special Tools - Spark Plug Wrench" given below.

Spark plugs(All Engines) - 28 N.m
Spark plugs(Engine 113.987/ 990/ 991) - 25 N.m

7 Install in the reverse order


Special Tools

Special Tools: