Check basic position of camshafts

AR05.20-P-6010MFD

Check basic position of camshafts

21.10.2019

Engine

282 in model 118, 177, 247

Modification notes

18.10.2019

Document completely revised.

3

Markings

6

Camshaft positioner for intake camshaft

4

Marking

8

Camshaft positioner for exhaust camshaft

 Caution

Risk of injury caused by scraping or cutting body parts on sharp vehicle parts

Always wear protective gloves when working on or near sharp and non-deburred vehicle parts.
Deburr repair panels.

AS00.00-Z-0017-01A

 Caution

Risk of injury to skin and eyes due to handling of engine oil. Risk of poisoning caused by swallowing engine oil

Wear protective gloves, protective clothing and safety glasses.
Do not fill engine oil into beverage containers.

AS18.00-Z-0001-01A

Topical note

Notes on avoiding damage through contamination and foreign objects

AH00.00-P-5000-01A



Remove

1

Remove spark plugs.



AP15.10-P-1580I

2

Remove intake cylinder head cover.

AR01.20-P-5021MFD

3

Remove exhaust cylinder head cover.

AR01.20-P-5022MFD

4

Remove retaining lock from starter ring gear.

AR03.30-P-5000MFD

5

Screw in the screw of the crankshaft belt pulley.

 Screw in the screw of the crankshaft belt pulley until the engine can be turned in the direction of engine rotation.

6

Turn the engine in the direction of engine rotation at the crankshaft to top dead center (ignition TDC) of cylinder 1.

 Markings (3) on the camshaft positioner of intake camshaft (6) and the camshaft positioner of exhaust camshaft (8) must point vertically upward (2 arrows).
Marking (4) on the crankshaft gear must point vertically downward (arrow).

7

Attach locating tools to the camshafts and the crankshaft.

 First, attach the   locating tool to the crankshaft.
Then, attach the   locating tools to the camshafts.

 Locating tool

*282589002300

If all locating tools cannot be attached without applying force,



Determine cause.

8

Remove screw from the crankshaft belt pulley.

9

Remove locating tools on crankshaft and on the camshafts.



Install

10

Install exhaust cylinder head cover.

AR01.20-P-5022MFD

 Do not install the timing case cover yet.

11

Install intake cylinder head cover.

AR01.20-P-5021MFD

12

Install timing case cover.

AR01.40-P-8000MFD

 Only install lower engine compartment paneling after leak test.

13

Install spark plugs.



AP15.10-P-1580I

 Installation: Only install upper engine cover after the leak test.



Check

14

Check engine oil level, correct if necessary.



AP18.00-P-0101MFB

 Warning

Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running.

Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts.

AS00.00-Z-0005-01A

15

Perform engine test run and check engine for proper operation and leak tightness.

16

Install lower engine compartment lining.

AR61.20-P-1105MFA

17

Install upper engine cover.



AP01.10-P-2405-01D