C0345high severityChassis

Active Roll Control Actuator Circuit Rear

on 2015 Subaru Outback 2.5L H4 · AWD

What this code means

Malfunction in the rear active roll control actuator.

Symptoms

  • Rear body roll increased
  • Warning light on
  • Rear stability reduced in corners

Common causes

  • Rear actuator failure
  • Wiring damage
  • Mechanical binding
  • Module output failure

Diagnostic steps

  1. Test actuator resistance
  2. Command actuator with scan tool
  3. Inspect for binding
  4. Check wiring

Repair notes

Replace rear active roll control actuator.

Other Chassis codes on this vehicle

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