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.
Front A/C Display Control Head, High Pressure Sensor, Air Quality Sensor, Humidity Sensor In Fresh Air Intake Duct, Data Bus On Board Diagnostic Interface
E87
Front A/C Display Control Head
G65
High Pressure Sensor
G238
Air Quality Sensor
G657
Humidity Sensor in Fresh Air Intake Duct
J533
Data Bus on Board Diagnostic Interface
T3bd
3-Pin Connector, Black
T3lc
3-Pin Connector, Black
T17f
17-Pin Connector, Red
T17fx
17-Pin Connector, Red
T20d
20-Pin Connector, Black
T54
54-Pin Connector, Black
TALU
Coupling Point on Left A-Pillar, Bottom
373
Ground Connection 8 (in Main Wiring Harness)
B699
LIN Bus Connection 4 (in Main Wiring Harness)
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.