OBD-II diagnostic trouble code
P0132Caution
O2 Sensor Circuit High Voltage (Bank 1 Sensor 1)
The front bank-1 oxygen sensor's voltage is staying persistently high, often pointing to a sensor that's failed or an engine running richer than it should.
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Code names are compiled from open/standardized SAE and ISO references. Explanations, symptoms, causes and fixes are original. Covers generic (P0/C0/B0/U0) codes only — manufacturer-specific codes are planned for a future update.
Frequently asked questions
Can I drive with P0132?
You can usually keep driving with P0132, but don't put it off — the underlying cause can get worse or lead to further damage the longer it goes unaddressed. Get it diagnosed as soon as you reasonably can.
How much does it cost to fix P0132?
The cost varies too much by cause and vehicle to give a single figure here — a diagnosis will narrow it down.
What causes P0132?
Reviewed by Artyom SemenovAutomotive Editor · Fact-checked by Yauheni Kapliarchuk, Editor-in-Chief