CodeRegistry
Brands
  1. Home
  2. Viessmann
  3. Vitodens 200-W Boilers
  4. F.160
About·Privacy·Terms

CodeRegistry — Your global library for technical solutions.

For your safety: always follow the equipment manufacturer’s official manuals. CodeRegistry is an independent help site and is not affiliated with the brands listed here.

F.160

F.160 — Burner in a fault state (Communication error CAN bus)

Viessmann · Vitodens 200-W Boilers

What does F.160 mean?

The burner is in a fault state due to a communication error on the CAN bus, which means internal components are not communicating correctly. This could involve internal or external CAN bus connections.

Common Causes

  • Internal CAN bus subscriber connections faulty
  • External CAN bus subscriber connections faulty
  • Connecting cables loose or corroded

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Reset the appliance.

  2. 2

    If "Connection error" is displayed, contact a qualified technician to check the internal CAN bus subscriber connections.

  3. 3

    If only F.160 is displayed, contact a qualified technician to check the connections of external CAN bus subscribers and cables for firm seating or corrosion.

Browse all codes in this manual (60)
Verified technical data. Last updated: April 2026

Related Faults

Connection errorConnection error and triangle symbol — Problem with connection to programming unitF.100F.100 — Electronics modules connected to PlusBus not functioning (Voltage error PlusBus)F.104F.104 — External fault message input active
Source: Viessmann Vitodens 200-W Boilers
Open Manual (Page 65)Search more codes in this manual