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Ford
Taurus
Engine
Oxygen Sensor
Test
Oxygen Sensor Resistance?
2004 FORD TAURUS
160,000 MILES • 3.0L • V6 • 2WD • AUTOMATIC
NIGHTHAWK4570
MEMBER
24 POSTS
How many ohms should a properly functioning oxygen sensor read when testing the heater element of the sensor? Is there a specified value or range?
Mar 20, 2025 at 1:02 PM
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STRAILER
✓
Experienced Mechanic
55,583 POSTS
Yes there is a reading that is deemed acceptable.
3 to 14 ohms
This is measured between the two heater wires, here is a guide to help you with the test:
https://www.2carpros.com/articles/how-to-use-a-voltmeter
Let us know how it goes.
Mar 21, 2025 at 4:53 AM
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