subaru Workshop Repair Guides

Subaru Workshop Service and Repair Manuals

Oxygen Sensor|Specifications|Page 1931 > < Oxygen Sensor|Specifications|Page 1929
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Oxygen Sensor: Testing and Inspection

Oxygen Sensor Schematic

A faulty oxygen sensor will set code 32 in the on-board diagnostic system.  Refer to the schematic diagram and test the sensor with the diagnostic chart.

Wire color code identification:

L:

Blue  

B:

Black

Y:

Yellow

G:

Green

R:

Red

W: White
Br: Brown
Lg: Light green
Gr: Gray

Oxygen Sensor Diagnostic Chart

OXYGEN SENSOR DIAGNOSTIC CHART

Oxygen Sensor|Specifications|Page 1931 > < Oxygen Sensor|Specifications|Page 1929