BMW 3 Owners & Service Manuals

BMW 3: Chain tensioner

Crankshaft drive
Chain tensioner

  1. Tensioning rail
  2. Sealing sleeve
  3. Chain tensioner with screw thread

Due to the cylinder head manufacturing process, the chain tensioner now has a sealing sleeve with a height of 12.5 mm instead of a sealing ring.

    READ NEXT:

     Valve gear

    VANOS VANOS unit B46 engine and B46TU/B48TU engines VANOS B46 engine VANOS B46TU and B48TU engine Following the changeover from a two-part chain drive to a single-part chain drive, the camshaft

     Belt drive

    Comparison belt drive B46 engine and B46TU/B48TU engines B46 Engine (transverse installation shown) B46TU/B48TU engines (transverse installation shown) Deflecting element Alternator Coolant p

     Cooling System

    SEE MORE:

     Anti-lock Braking System ABS

    ABS prevents locking of the wheels during braking. The vehicle maintains its steering power even during full brake applications, thus increasing active safety. ABS is operational every time you start the engine. Brake assistant When you apply the brakes rapidly, this system automatically boosts th

     Introduction

    The "charging" procedure for an electric vehicle corresponds to "refuelling" a conventionally driven vehicle. Accordingly, in this chapter "charging" means: Charging the high-voltage battery unit during operation. Charging procedure via a charging cable. As a charging cable is used, one also re

    © 2019-2025 Copyright www.bmw3g20.com