BMW 5 Series: Engine housing
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Cylinder head
The following figures show the two cylinder head variants with and without
the cylinder
head-integrated exhaust manifold.
Cylinder head of B58TU engine
Cylinder head with integrated exhaust manifo
Crankcase
Honing process
Honing process "old/new"
Previous manufacturing process of internal cylindrical honing
New manufacturing process of form honing
The cylindrical bore hole of a combustion engine bec
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Automatic Transmission
The revised 8HPTU automatic transmission, which is already known from the F23
(2 Series BMW
convertible) and F85/F86 (BMW X5 M, BMW X6 M) and G12 is used in the G30.
The special features of the automatic transmission in the G30 are described in
this document.
8HPTU automatic transmission with ac
Cold-start phase
Point A in the heat management module circuit diagram designates the cold
start with an engine that
has completely cooled down.
Cold-start phase, Bx8TU engine
In the cold-start phase, the coolant circulates exclusively via a bypass in
the coolant pump. The rotary
valve in the heat management mod
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