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2000 AUDI A6
2.8L V6•AWD•AUTOMATIC•gas•ACK
4 active safety recalls on this vehicle — view recalls
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Repairs0Labor501Torque2210Fluid9DTC900Battery1Maintenance0Recalls4
U0160low severityNetwork

Lost Communication with Sunroof Control Module

on 2000 Audi A6 2.8L V6 · AWD

What this code means

Cannot communicate with the power sunroof or panoramic roof control module.

Symptoms

  • Sunroof not opening/closing
  • Sunroof switch not responding
  • Sunroof position unknown
  • Auto-close not working

Common causes

  • Sunroof module failure
  • Wiring issue
  • Module power loss
  • Fuse blown
  • Sunroof motor failure

Diagnostic steps

  1. Check sunroof module fuse
  2. Test power and ground
  3. Check wiring in headliner
  4. Test sunroof motor directly
  5. Check sunroof limit switches

Repair notes

Check fuses. Sunroof module may need initialization after battery disconnect.

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🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Mechanic · 20+ years. Spot an error? Use the Help link above — a human reads every report.
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