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.
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HOMESERVICE MANUALSAUDI2006A4 QUATTRO SEDAN (8EC) V6-3.2L (BKH)REPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSINFORMATION BUSSERVICE AND REPAIR
2006 Audi A4 Quattro Sedan (8EC) V6-3.2L (BKH)
Information Bus: Service and Repair
2006 Audi A4 Quattro Sedan (8EC) V6-3.2L (BKH)SECTION Service and Repair
CAN-Bus Wires Repair Information
• Use an unshielded two-wire line - 1 - and - 2 - (cross-section 0.35 mm2 or 0.5 mm2) as CAN-Bus bus wire.
• color coding of CAN-Bus bus wires:
• Only use yellow wires for repairs to wiring. Mark location of repair with yellow insulating tape.
• Both bus wires must be of the same length when repairing. When twisting the wires - 1 - and - 2 -, length of twist - A - = 20 mm must be attained.
• When making repairs, there must be no untwisted section of wire which is longer than - B - = 50 mm, e.g. in the vicinity of heat-shrink sleeves - arrow -.
RENDER: 1.0x
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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.