Subaru Outback (BR): Warranties
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All SUBARU vehicles distributed by Subaru of America, Inc. and sold at retail
by an authorized SUBARU dealer in the United States come with the following warranties:
● SUBARU Limited Warranty
All SUBARU vehicles distributed by Subaru Canada, Inc. and sold at retail by
an authorized SUBARU dealer in Canada come with the following warranties:
● SUBARU Limited Warranty
● Anti-
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AB:DTC P0131 O2 SENSOR CIRCUIT LOW VOLTAGE (BANK 1 SENSOR 1)
1. OUTLINE OF DIAGNOSIS
Detect the open or short circuit of sensor.
Judge as NG, when the element voltage is out of the specified range.
2. COMPONENT DESCRIPTION
Electromotive force
Air fuel ratio
Lean
Rich
Exhaust gas
ZrO2
3.
A: REMOVAL
1) Remove the air intake boot assembly. <Ref. to IN(H4SO)-8, REMOVAL, Air
Intake Boot.>
2) Remove the two air breather hoses.
3) Remove the oil cap.
B: INSTALLATION
Install in the reverse order of removal.
NOTE:
Use new O-rings.
C: INSPECTION
Check the hose for peeling, crack
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