Back to 2016 Subaru Outback

2016 SUBARU OUTBACK

2.5L H4AWDCVTgas
4 active safety recalls on this vehicle — view recalls
Repairs0Labor505Torque3850Fluid9DTC908Battery0Maintenance0Recalls4
B0421moderate severityBody

ABS Warning Lamp Circuit

on 2016 Subaru Outback 2.5L H4 · AWD

What this code means

Malfunction in the ABS warning lamp circuit. The lamp may not illuminate or may stay on incorrectly.

Symptoms

  • ABS light does not come on during bulb check
  • ABS light always on
  • Cannot determine ABS system status
  • Light flickering

Common causes

  • Burnt out lamp
  • Cluster fault
  • ABS module lamp driver failure
  • Wiring issue

Diagnostic steps

  1. Check lamp during key-on bulb check
  2. Scan ABS module for codes
  3. Test lamp drive circuit
  4. Inspect wiring from ABS module to cluster

Repair notes

Replace ABS warning lamp or repair wiring circuit.

Other Body codes on this vehicle

Building an app?
Free API access to all this data — 50 requests/day, no card required.
Get an API key →
Run a shop?
Manage repairs, estimates, and customers with ShopBase — $249/mo, all features included.
Try ShopBase →