BMW 5 Series Owners & Service Manuals

BMW 5 Series: Gasoline engines

B468/B58 Engine

The B46/B58 engines have two separate coolant circuits. The coolant in the low-temperature coolant circuit to cool the charge air. The coolant in the high-temperature coolant circuit to cool the engine.

The two coolant circuits each have their own expansion tank.

Gasoline engines
Overview of the components of the cooling system B46/B58 engine in the G30

  1. Low-temperature radiator
  2. High-temperature radiator
  3. Fan
  4. Charge air cooler (integrated in the intake pipe)
  5. Transmission oil-to-coolant heat exchanger
  6. Expansion tank, low-temperature circuit
  7. Expansion tank, high-temperature circuit

N63TU2 Engine

Gasoline engines
Overview of the components of the cooling system N63TU2 engine in the G30

  1. External radiator (high-temperature coolant circuit)
  2. Charge air cooler (indirect charge air cooler)
  3. Expansion tank, low-temperature circuit
  4. Expansion tank, high-temperature circuit
  5. Radiator high-temperature coolant circuit
  6. Radiator low-temperature coolant circuit

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     Fuel Supply

    Gasoline engine System overview of the gasoline engine fuel supply in the G30 Purge air line, carbon canister Fuel feed from fuel tank Data line to fuel pump control module Delivery unit Fuel f

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    Engine control unit The new 8th generation of Bosch engine control units already used in the G12 is used in the G30. Its appearance is characterized by a uniform housing and a uniform connector str

     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 auto

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     Received destinations

    General information Depending on the national-market version, the destinations are automatically stored as received destination and can be applied in the destination guidance, if they were transferred to the vehicle via the BMW Connected app. For example, destinations that were sent from the Concie

     Gateway

    Body Domain Controller (BDC) Body Domain Controller (BDC) BDC functions The Body Domain Controller BDC is responsible for the following functions: Gateway Electronic immobilizer Terminal control Central locking system Exterior lights Power windows Horn Interior light Wash/wipe system Veh

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