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2021 BMW I3

42 kWh Single Motor RWDRWDAUTOMATICev
Repairs0Labor371Torque3191Fluid6DTC564Battery0Maintenance0Recalls0
C0341high severityChassis

Active Roll Control Actuator Circuit Front

on 2021 BMW i3 42 kWh Single Motor RWD · RWD

What this code means

Malfunction in the front active roll control actuator.

Symptoms

  • Front body roll increased
  • Warning light on
  • Front stabilizer bar ineffective
  • Handling loose in corners

Common causes

  • Front actuator motor or valve failure
  • Wiring damage
  • Actuator seized
  • Control module fault

Diagnostic steps

  1. Test actuator winding resistance or hydraulic valve
  2. Command actuator with scan tool
  3. Inspect for mechanical binding
  4. Check wiring and connector

Repair notes

Replace front active roll control actuator.

Other Chassis codes on this vehicle

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