Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Call Outs For ABS CONTROL MODULE, DATA BUS ON BOARD DIAGNOSTIC INTERFACE, ENGINE/MOTOR CONTROL MODULE, DUAL-CLUTCH TRANSMISSION MECHATRONIC, ENGINE COMPONENT POWER SUPPLY RELAY
J104
ABS Control Module Type:BT, Slpdok:, Aim:BTJ104
J533
Data Bus on Board Diagnostic Interface Type:BT, Slpdok:, Aim:BTJ533
J623
Engine/Motor Control Module Type:BT, Slpdok:, Aim:BTJ623
J743
Dual-Clutch Transmission Mechatronic Type:BT, Slpdok:, Aim:BTJ743
J757
Engine Component Power Supply Relay, In the Engine/Motor Compartment E-Box Type:BT, Slpdok:, Aim:BTJ757
T17h
17-Pin Connector, Brown Type:BT, Slpdok:, Aim:BTT17h Type:VA, Slpdok:, Aim:VAT17h
T17j
17-Pin Connector, Brown Type:VA, Slpdok:, Aim:VAT17j
T20a
20-Pin Connector Type:VA, Slpdok:, Aim:VAT20a
T20f
20-Pin Connector Type:VA, Slpdok:, Aim:VAT20f
T46
46-Pin Connector Type:VA, Slpdok:, Aim:VAT46
T91
91-Pin Connector Type:VA, Slpdok:, Aim:VAT91
TIUL
Coupling Point in Interior, Bottom Left
B315 - Positive Connection 1 (30a) (in Main Wiring Harness)
B383 - Powertrain CAN Bus High Connection 1 (in Main Wiring Harness)
B384 - Powertrain CAN Bus High Connection 2 (in Main Wiring Harness)
D51 - Positive Connection 1 (15) (in Engine/Motor Compartment Wiring Harness)
D214 - Connection 8 (87A) (in Engine/Motor Compartment Wiring Harness)
* Omitted as a Running Change
*2 Depending on Equipment
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.