FixVault

Rear Oxygen Sensor: Inspection

WARNING: This page is about a different variant/trim than selected.
  1. Check that the rear oxygen sensor has no deformation, cracks or other damages.
  2. Measure the resistance between rear oxygen sensor terminals.
G13948410Courtesy of SUBARU OF AMERICA, INC.
Terminal No. Standard
1 and 2 6.0±0.6 Ω (at 23°C (73°F))