Auxiliary belt tensioner compression tool wrench for Mercedes-Benz A Class vehicles fitted with air conditioning and stop-start function for the hydraulic belt tensioner. Essential tool for releasing or clamping the damper. The tension spring should be tensioned to the stop. Working without this tool there is a high risk of damage to the components or throttle.
Important: Clamping should be done very slowly - 20 seconds per turn.

Makes & models:

Mercedes Benz
- A150 (2004-2012) , A150 Blue Efficiency (2008-2009) , A160 (2009-2012) , A160 Blue Efficiency (2009-2012) , A170 (2004-2012) , A170 Blue Efficiency (2008-2009) , A180 (2009-2012) , A180 Blue Efficiency (2009-2012) , A200 (2004-2012) , A200T (2005-2012)

Engine code:

- 1.5 - 266.920, 266.940, 266.960, 266.980

OEM:

- 266589003100