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Home >> Audi >> 2021 >> Q3 Premium Plus S-Line >> Repair and Diagnosis (Single Page) >> Engine Performance >> Wiring Diagrams >> Wiring Diagram [DHHA] >> Wiring Diagram >> Secondary Air Injection Sensor 1, Transmission Control Module, Data Bus On Board Diagnostic Interface, Engine/ Motor Control Module, Transmission >> Call Outs For SECONDARY AIR INJECTION SENSOR 1, TRANSMISSION CONTROL MODULE, DATA BUS ON BOARD DIAGNOSTIC INTERFACE, ENGINE/ MOTOR CONTROL MODULE, TRANSMISSION
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Call Outs For SECONDARY AIR INJECTION SENSOR 1, TRANSMISSION CONTROL MODULE, DATA BUS ON BOARD DIAGNOSTIC INTERFACE, ENGINE/ MOTOR CONTROL MODULE, TRANSMISSION

G00597366Courtesy of AUDI OF AMERICA, LLC

G609  Secondary Air Injection Sensor 1

J217  Transmission Control Module

J533  Data Bus on Board Diagnostic Interface

J623  Engine/Motor Control Module

NX1  Transmission

T3ce  3-Pin Connector, Black

T10l  10-Pin Connector, Black

T20a  20-Pin Connector, Black

T81a  81-Pin Connector, Black

T91b  91-Pin Connector, Black

T105a  105-Pin Connector, Black

A230 -  Suspension/Instrument Cluster CAN Bus High Connection 2 (in Instrument Panel Wiring Harness)

A231 -  Suspension/Instrument Cluster CAN Bus Low Connection 2 (in Instrument Panel Wiring Harness)

B384 -  Powertrain CAN Bus High Connection 2 (in Main Wiring Harness)

B391 -  Powertrain CAN Bus Low Connection 2 (in Main Wiring Harness)

E123 -  CAN Bus Drive High Connection 1 (in Engine Wiring Harness

E124 -  CAN Bus Drive Low Connection 1 (in Engine Wiring Harness

Refer to Applicable Wiring Diagram for Data Bus Networking

*2  For Vehicles with Automatic Transmission