Subaru Outback (BR): Electrical system

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*1: This torque is equivalent to applying approximately 88 to 110 lbf (40 to 50 kgf) at the end of the wheel nut wrench. If you have tightened the wheel nuts by yourself, have the tighteni
Item
Legacy
Outback
2.5 L non-turbo models
Except 2.5 L non-turbo models
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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.
WARNING
Do not operate the engine with the air cleaner element removed. The air cleaner
element not only filters intake air but also stops flames if the engine backfires.
If the air cleaner element is not installed when the engine backfires, you could
be burned.
CAUTION
When replacing the a
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