Remove/install chain tensioner - AR05.10-P-7800EW
WARNING: This page does not describe the selected car, but rather 33 other vehicles, including the 2016 Mercedes-Benz E63 S AMG, 2016 Mercedes-Benz E400, 2016 Mercedes-Benz E350, 2016 Mercedes-Benz E300, and 2016 Mercedes-Benz E250. However, it is still accessible from the selected car via links, so may be relevant.
ENGINES 272, 273 in MODEL 212
| Removing | |||
| 1 | Rotate engine at crankshaft center bolt in direction of engine rotation to a 40° crankshaft angle after ignition TDC | Figure | |
| 2 | Remove alternator | AR15.40-P-5032EW | |
| 3 | Remove chain tensioner (1) from timing case cover (2) | ||
| Install | |||
| 4 | Screw new chain tensioner (1) into timing case cover (2) and tightened to prescribed torque | ||
| *BA05.10-P-1008-01B | |||
| 5 | Remove cap (3) | ||
| 6 | Turn engine at center bolt on the crankshaft with prescribed torque against direction of engine rotation (arrow), while counterholding left exhaust camshaft (4) at rear with a suitable tool | ||
| *BA05.10-P-1009-01B | |||
| 7 | Rotate engine at center bolt for crankshaft in direction of engine rotation by a 90° crank angle | ||
| 8 | Install end cover (3) | ||
| 9 | Install alternator | AR15.40-P-5032EW | |
| Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns during starting procedure or when working near the engine as it is running | Secure vehicle to prevent it from moving by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts. |
AS00.00-Z-0005-01A | |
| 10 | Carry out an engine test run and check engine for leaks |
TIMING CHAIN, CHAIN TENSIONER
| Number | Designation | Engine 272 | Engine 273 | ||
|---|---|---|---|---|---|
| BA05.10-P-1008-01B | Chain tensioner on timing case | M22 1.5 | Nm | 70 | 70 |
| BA05.10-P-1009-01B | Torque on unlock chain tensioner | Nm | 70 | 70 | |