BMW 3: Engine Mechanical
BMW 3 Series G20 (2018-2026) Training manual / B46TU-B48TU Engines / Engine Mechanical
- Engine housing, Crankshaft drive
- Connecting rod - Crankshaft drive
- IROX coating - Crankshaft drive
- Chain drive - Crankshaft drive
- Chain tensioner
- Valve gear
- Belt drive
READ NEXT:
Engine housing, Crankshaft drive
Engine housing
Cylinder head
The cylinder head is made of aluminum.
Only slight modifications have been made to the B46TU head compared to the B46.
Cylinder head
Crankshaft drive
Crankshaft
Comparis
Connecting rod - Crankshaft drive
Connecting rod
Piston
Area transferring the force
Wrist pin
Connecting rod bearing with shaped bore hole
Connecting rod
Connecting rod bearing (B46TU only)
Small connecting rod eye (trapezoid
IROX coating - Crankshaft drive
Detailed magnification of the IROX coating
IROX-coated bearing shell
Oil film
IROX coating
Bearing shell
Binding resin
Hard particle
Solid lubricant
The IROX coating is applied to a conventi
SEE MORE:
Voltage supply for other high-voltage consumers
The Electrical Machine Electronics supplies voltage not only to the
electrical machine. The
convenience charging electronics are directly connected with the Electrical
Machine Electronics and
ensure the voltage supply at high-voltage level to the electric A/C compressor
and electrical heating.
H
Settings for DVD
For some DVDs, settings can only be made via
the DVD menu, refer also to the information on
the DVD.
Selecting the camera angle
The availability of a different camera angle depends
on the DVD and the current DVD track.
1. Press the button during
playback.
2. "More functions".
3. "Camera perspec
© 2019-2026 Copyright www.bmw3g20.com
