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Home >> Audi >> 2021 >> A4 Quattro Premium Plus, 2.0L Eng VIN B >> Repair and Diagnosis >> Electrical >> Wiring Diagrams >> OEM Wiring Diagram 2.0L (DMSA) >> Wiring Diagrams >> Engine/Motor Control Module, Ignition Coil 1 With Power Output Stage, Ignition Coil 2 With Power Output Stage, Ignition Coil 3 With Power Output Stage, Ignition Coil 4 With Power Output Stage

Engine/Motor Control Module, Ignition Coil 1 With Power Output Stage, Ignition Coil 2 With Power Output Stage, Ignition Coil 3 With Power Output Stage, Ignition Coil 4 With Power Output Stage

GWW8WC-126120122Courtesy of AUDI OF AMERICA, LLC

J623 

Engine/Motor Control Module, In the Engine/Motor Compartment, Left Front Type:BT, Slpdok:, Aim:BTJ623

N70 

Ignition Coil 1 with Power Output Stage

N127 

Ignition Coil 2 with Power Output Stage

N291 

Ignition Coil 3 with Power Output Stage

N292 

Ignition Coil 4 with Power Output Stage

Q23 

Spark Plug 1

Q24 

Spark Plug 2

Q25 

Spark Plug 3

Q26 

Spark Plug 4

T4af 

4-Pin Connector, Black

T4ag 

4-Pin Connector, Black

T4ah 

4-Pin Connector, Black

T4ai 

4-Pin Connector, Black

T105 

105-Pin Connector, Black

85  Ground Connection 1 (in Engine/Motor Compartment Wiring Harness)

846  Ground Connection on Ignition Coil 1 Type:VB, Slpdok:, Aim:VB846

847  Ground Connection on Ignition Coil 2 Type:VB, Slpdok:, Aim:VB847

848  Ground Connection on Ignition Coil 3 Type:VB, Slpdok:, Aim:VB848

849  Ground Connection on Ignition Coil 4 Type:VB, Slpdok:, Aim:VB849

D39  Connection 1 (in Engine Pre-Wiring Harness)

Ground Supply via the Housing