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Home >> Audi >> 2025 >> Q4 e-tron Prestige >> Repair and Diagnosis >> Quick Lookups >> Wiring Diagrams >> OEM Wiring Diagrams Driver Seat , (Ai1) >> OEM Wiring Diagrams Driver Seat, (Ai1) >> Memory Seat/Steering Column Adjustment Control Module, Data Bus On Board Diagnostic Interface, Driver Backrest Adjustment Motor

Memory Seat/Steering Column Adjustment Control Module, Data Bus On Board Diagnostic Interface, Driver Backrest Adjustment Motor

GWWF4B-067030522Courtesy of AUDI OF AMERICA, LLC

J136 

Memory Seat/Steering Column Adjustment Control Module

J533 

Data Bus on Board Diagnostic Interface

T4cf 

4-Pin Connector, Black

T5ae 

5-Pin Connector, Brown

T12a 

12-Pin Connector, Black

T12b 

12-Pin Connector, Black

T17ab 

17-Pin Connector, Red

T17y 

17-Pin Connector, Red

T20i 

20-Pin Connector, Black

T26d 

26-Pin Connector, Blue

T40a 

40-Pin Connector, Black

TSF 

Driver Seat Backrest Coupling Point

TSVL 

Left Front Seat Coupling Station

V45 

Driver Backrest Adjustment Motor

140 

Ground Connection 2 (in Seat Adjustment Wiring Harness)

639 

Ground Connection on Left A-Pillar

823 

Ground Connection 16 (in Interior Wiring Harness)

B397 

Comfort System CAN Bus High Connection 1 (in Main Wiring Harness)

B399 

Comfort System CAN Bus High Connection 3 (in Main Wiring Harness)

B406 

Comfort System CAN Bus Low Connection 1 (in Main Wiring Harness)

B408 

Comfort System CAN Bus Low Connection 3 (in Main Wiring Harness)

M1 

Positive Connection 1 (30) (in Seat Adjustment Wiring Harness)

Refer to Applicable Lumbar Support Adjustment Wiring Diagram

*2 

For LHD Vehicles

*3 

Refer to Applicable Wiring Diagram for Data Bus Networking

*4 

Through November 2021

*5 

Diameter Depends on Equipment

*6 

For RHD Vehicles

*7 

From November 2021