OBD-II Code Audi

P1629 — Audi — Data Bus Powertrain Missing Message from Distance Control Module

A required message from the distance control module is missing.

Brand Audi
System Communication System
Severity Medium
Safe to drive? Not recommended
Advanced scanner Yes

What does code P1629 mean on Audi vehicles?

A required message from the distance control module is missing.

Common symptoms

  • Adaptive cruise control inoperative.

Possible causes

  • Communication error.

Initial recommendation

Diagnose ACC system communication.

Safety notice

This information is for guidance only. Brand-specific codes may vary by model, year, engine, transmission and vehicle configuration. It does not replace a physical inspection or diagnosis by a qualified mechanic. If the vehicle is unsafe to operate, avoid driving it and seek professional inspection.

Analyze this code with MecaOBD

Use the app to combine Audi code P1629 with your vehicle's actual symptoms for more complete diagnostic guidance.

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