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
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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
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Technical data
The following table provides an overview of the technical data of the G20
PHEV 330e compared with
the G20 330i and the F30 PHEV 330e.
* Values may increased, depending on the equipment.
Equipment
The G20 PHEV and G20 differ not only in the technical data but also in the
range of optional
eq
Locking the doors and
windows in the rear
General information
In certain situations it may be advisable to secure
the rear doors and windows, for instance when
transporting children.
Doors
Unlock or lock the safety switch on the rear
doors with the integrated key.
Child safety latch is unlocked.
Child safety latch is locked.
The door can
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