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 8:02 PM
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STRAILER
AUTOMOTIVE REPAIR CONTRIBUTOR
54,178 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: