Remove/Install Camshaft Positioner Of Right Cylinder Bank - AR05.20-P-7209MNL
Engine 176 in model 217, 222
MODIFICATION NOTES
| 21.07.2022 | Document adapted to changed repair method. |
Example illustration
Example illustration
| 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 | |
| Risk of injury. Moving parts can pinch, crush or, in extreme cases even sever extremities. | No parts of the body or limbs should be within the operating area of mechanical components when moving components. | AS00.00-Z-0009-01A | |
| 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 | |
| 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 | |
| Notice | Notes on threaded connections fastened using a tightening angle-based tightening process | AH00.00-P-0020-01A | |
| Notice | Notes on avoiding damage through contamination and foreign objects | AH00.00-P-5000-01A | |
| Remove | |||
| 1 | Remove right cylinder head cover. | AR01.20-P-5012MNL | |
| 2 | Check size on camshaft and select correct special tool. | AR05.20-P-6027-01SZ | |
Without this check, the incorrect special tool may be used. An incorrect repair right up to engine damage will otherwise occur. |
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| Fig 1 | |||
| Fig 2 | |||
| 3 | Install brackets (1, 2, 3). | AR05.20-P-6020-03MNE | |
| Fig 2 | |||
| Fig 1 | |||
| 4 | Turn engine at center bolt of the crankshaft through two revolutions, place engine on cylinder 1 at 400 KW after ignition TDC of cylinder 1 and mark with a drift. | Only turn engine at the center bolt of the crankshaft in the direction of engine rotation using the specified box wrench. Otherwise, damage to the engine or even failure of the engine may occur. |
AR01.10-P-1000-01SZ |
| Fig 5 | |||
| Fig 3 | |||
| Fig 4 | |||
| 5 | Install aligners (5). | AR05.20-P-6027-01SZ | |
Install bracket (4) with the deflectors (5) without applying force. The bracket (4) with the deflectors (5) is not suitable for bringing camshafts into position. Otherwise, damage and incorrect timing occur |
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| Fig 2 | |||
| Fig 1 | |||
| 6 | Remove drift from the marking bore of the belt pulley. | AR01.10-P-1000-01SZ | |
| Fig 4 | |||
| 7 | Position holding device (6) between both camshaft positioners (7) and install. | AR05.20-P-6027-01SZ | |
| Fig 2 | |||
| Fig 1 | |||
| 8 | Release control valves of the camshaft positioners (7). | Fig 2 | |
| Fig 1 | |||
| Fig 6 | |||
| 9 | Remove right chain tensioner of the secondary chain drive. | AR05.10-P-7804MNL | |
Do not turn the engine while the chain tensioner is removed. Otherwise, damage occurs. |
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| 10 | Take out holding device (6). | AR05.20-P-6027-01SZ | |
| Fig 2 | |||
| Fig 1 | |||
| 11 | Remove control valves of the camshaft positioners (7). | Fig 6 | |
| 12 | Raise secondary chain drive timing chain remove camshaft positioners (7) from camshafts. | ||
| Install | |||
| 13 | Raise secondary chain drive timing chain and attach new camshaft positioners (7) to the camshafts. | ||
| 14 | Wet threads and bolt head contact surface of new control valves with engine oil. | ||
| Specified engine oils for Cars, Vans (service) - Overview | BB00.40-P-0223-02A | ||
| 15 | Screw in control valves of the camshaft positioners (7) slightly by hand and loosen by a 1/4 revolution. | Fig 6 | |
| Fig 2 | |||
| Fig 1 | |||
| 16 | Install bracket (4) on right cylinder head. | AR05.20-P-6027-01SZ | |
| Fig 2 | |||
| Fig 1 | |||
| 17 | Position tensioning rail centrally on the guide pin. | ||
| 18 | Install right chain tensioner of the secondary chain drive. | AR05.10-P-7804MNL | |
| 19 | Install holding device (6) between the camshaft positioners (7) and tighten. | AR05.20-P-6027-01SZ | |
| Fig 1 | |||
| Fig 2 | |||
| 20 | Tighten control valves of the camshaft positioners (7). | ||
| *BA05.20-P-1003-02C | |||
| Fig 6 | |||
| Fig 2 | |||
| Fig 1 | |||
| 21 | Remove holding device (6) between camshaft positioners (7). | AR05.20-P-6027-01SZ | |
| Fig 1 | |||
| Fig 2 | |||
| 22 | Remove aligners (5). | AR05.20-P-6027-01SZ | |
| Fig 2 | |||
| Fig 1 | |||
| 23 | Turn engine at center bolt of the crankshaft through two revolutions, place engine on cylinder 1 at 400 K after ignition TDC of cylinder 1 and mark with a drift. | AR01.10-P-1000-01SZ | |
Only turn engine at the center bolt of the crankshaft in the direction of engine rotation using the specified box wrench. Otherwise, damage to the engine or even failure of the engine may occur. |
|||
| Fig 5 | |||
| Fig 3 | |||
| Fig 4 | |||
| 24 | Install aligners (5). | AR05.20-P-6027-01SZ | |
Install bracket (4) with the deflectors (5) without applying force. The bracket (4) with the deflectors (5) is not suitable for bringing camshafts into position. Otherwise, damage and incorrect timing occur |
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| Fig 2 | |||
If a ginners (5) cannot be installed without force application ↓ Set basic position of camshafts again. |
Fig 1 | ||
| Set basic position of camshafts | AR05.20-P-6020MNL | ||
| 25 | Remove aligners (5). | AR05.20-P-6027-01SZ | |
| Fig 2 | |||
| Fig 1 | |||
| 26 | Remove drift from belt pulley. | AR01.10-P-1000-01SZ | |
| Fig 4 | |||
| 27 | Remove brackets (1, 2, 3). | AR05.20-P-6020-03MNE | |
| Fig 2 | |||
| Fig 1 | |||
| 28 | Remove holder (4). | AR05.20-P-6027-01SZ | |
| Fig 1 | |||
| Fig 2 | |||
| 29 | Install right cylinder head cover. | AR01.20-P-5012MNL | |
| 30 | Connect diagnostic system and perform initialization of timings. | ||
| AD00.00-P-2000-04B | |||
CAMSHAFT, CAMSHAFT ADJUSTMENT
| Number | Designation | Engine 176 | ||
|---|---|---|---|---|
| BA05.20-P-1003-02C | Control valve of pulse wheel/camshaft positioner to camshaft | Stage 1 | Nm | 18 |
| Stage 2 | ∠° | 45 | ||