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.
Data Bus On Board Diagnostic Interface, Information Electronics Control Module 1, External Audio Source Connection, USB Connection 1
J533
Data Bus on Board Diagnostic Interface
J794
Information Electronics Control Module 1
R199
External Audio Source Connection
T4fa
4-Pin Connector, Yellow
T4fb
4-Pin Connector, Green
T5dw
5-Pin Connector, Green
T5zh
5-Pin Connector, Purple
T10m
10-Pin Connector, Black
T10mx
10-Pin Connector, Black
T54
54-Pin Connector, Black
T54b
54-Pin Connector, Blue
TIM
Coupling Point in Interior, Center
U41
USB Connection 1
*
Different Wire Color Possible
*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.
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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.