Remove/install spark plugs

AR15.12-S-1010PB

Remove/install spark plugs

18.11.2019

Model

470 with engine 200

1

Spark plugs

 Warning

Risk of injury. Skin or eye injuries may result when handling hot or glowing objects.

Wear protective gloves, protective clothing and safety glasses, if necessary.

AS00.00-Z-0002-01A

 Danger

Risk of death when working on component parts and systems with U >= 30 V alternating voltage (AC) or U >= 60 V direct voltage (DC)

Do not touch damaged or defective live component parts and lines or non-insulated electrical connections and lines.

AS00.00-Z-0035-01A

Topical note

Notes on avoiding damage through contamination and foreign objects

AH00.00-P-5000-01A

 

Remove/install

1

Remove ignition coils

AR15.12-S-2003PB

2

Unscrew the spark plugs (1)

 Installation: Check the spark plugs (1) for wear and damage.

 Spark plug to cylinder head

*BA15.10-N-1001-06PB

 Spark plug wrench

*278589000900

Depending on findings



Replace the spark plugs (1).

3

Install in the reverse order

4

Confirm having replaced the spark plugs (1) in the maintenance booklet or the Digital Service Booklet (DSB)

If the spark plugs (1) have been replaced.

 Ignition system

Number

Designation

Engine 200 in model 470

BA15.10-N-1001-06PB

Spark plug to cylinder head

Nm

20