Repair Cost Guide

Oxygen sensor replacement cost
for a Jeep Wrangler

Replacing a faulty oxygen sensor on a Jeep Wrangler involves locating the sensor on the exhaust manifold or downpipe, disconnecting its electrical connector, and unscrewing it from the exhaust system. Cost is primarily driven by the number of sensors replaced and the sensor's location, as some are more difficult to access than others. The use of OEM versus aftermarket parts also significantly impacts the final price.

$250 – $450
Typical fair price range · USD

Cost breakdown

Parts: ~$80-$200 / Labour: ~$170-$250

What affects the price

Sensor location (upstream vs. downstream, accessibility varies)
OEM Mopar part vs. aftermarket sensor quality
Model year and engine type (e.g., 3.6L Pentastar vs. 2.0L Turbo)

Can you do it yourself?

Possible with skill (Requires OBD-II scanner to diagnose faulty sensor, correct socket wrench, and ability to safely access the exhaust system, which may be hot and cramped.)

Tips before you pay

Use an OBD-II scanner to confirm which specific sensor (Bank 1, Sensor 2, etc.) is faulty before purchasing a replacement.
Apply penetrating oil to the sensor threads well in advance of removal, as they can be severely rusted in place.
Ensure the engine is completely cool before starting to avoid burns and to get a proper seal with the new sensor.

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More cost guides

Brake pads replacement — Jeep Wrangler Alternator replacement — Jeep Wrangler Timing belt replacement — Jeep Wrangler

Estimate based on typical U.S. market rates as of July 2026. Actual prices vary by region, shop, and parts quality — always compare against a real quote using our Scam Checker.