LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Audi >> 2017 >> S3 Premium Plus >> Repair and Diagnosis (Single Page) >> Engine Performance >> Remove, Overhaul & Install >> Wiring Diagram [CHHB,CJXB,CJXC,CJXF,CNTC,CYFB,CJXG,CJXD] -- (A3 Cabriolet / Sedan) >> Wiring Diagram(S) >> Brake Lamp Switch, Fuel Level Sensor, Fuel Delivery Unit, Transfer Fuel Pump, Engine Control Module >> Wiring Diagram CALLOUTS (Brake Lamp Switch, Fuel Level Sensor, Fuel Delivery Unit, Transfer Fuel Pump, Engine Control Module)
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Wiring Diagram CALLOUTS (Brake Lamp Switch, Fuel Level Sensor, Fuel Delivery Unit, Transfer Fuel Pump, Engine Control Module)

Brake lamp switch Type:BT, Slpdok:, Aim:BTF

F63 

Brake pedal switch Type:BT, Slpdok:, Aim:BTF63

Fuel level sensor

GX1 

Fuel delivery unit

G6 

Transfer fuel pump

J538 

Fuel pump control module Type:BT, Slpdok:, Aim:BTJ538

J623 

Engine control module Type:BT, Slpdok:, Aim:BTJ623

T4cl 

4-pin connector, black

T5c 

5-pin connector, black

T5d 

5-pin connector, black

T17c 

17-pin connector, on the lower left A-pillar, red Type:BT, Slpdok:, Aim:BTT17c

T91 

91-pin connector, black

374   - Ground connection 9 (in main wiring harness)

388   - Ground connection 23 (in main wiring harness)

B335   - Connection 54 (in main wiring harness) 1

D73   - Positive connection (54) (in engine compartment wiring harness)

Only For FWD Vehicles

*2  Only For Cabriolet

*3  Refer To Applicable Fuel System Wiring Diagram