Slacken poly-V belt - AR13.22-P-3902-01T
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.
ENGINE 646.951 in MODEL 211.004
ENGINE 646.961 in MODEL 211.006 /206 /606
ENGINE 647.961 in MODEL 211.016 /216 /616
ENGINE 648.961 in MODEL 211.023 /223 /026 /226
ENGINE 646.8 in MODEL 211, 204
ENGINE 651 in MODEL 166, 172, 204, 207, 212, 218, 221
| Pin for locking poly-V belt tensioning device | WF58.50-P-1325-02A |
- Turn front part of tensioning device (1) anti-clockwise (arrow) against the force of the spring.
Shown on engine 646.9
- Insert pin (2) (shop-made tool) through the holes positioned one above the other into the front part of the clamping device (1) and housing (3) in order to lock tensioner pulley (4) in this position.