How to Maintain and Fix an Oxygen Sensor on Jeep Liberty?

Before you service or repair the oxygen sensor, let your engine cool, since the exhaust manifold, exhaust pipes and catalytic converter get hot during use. First, lift and support the car, after which disconnect the wire connector from the O2S sensor and avoid tugging on the wire leading to it. Take out the O2S sensor by using the installation tool and then use the relevant tap to clean the threads in the exhaust. Since the new sensor's threads are coated in anti-seize compound, you shouldn't add any more before installing it. Take the O2S sensor, install it and tighten until you reach 30 N.m (22 ft. lbs.) before connecting the wire connector and lowering the vehicle. For this system, the upstream sensors are located at stations 1 and 3 and the downstream sensors are at 3 and 4.

How to Safely and Effectively Remove an Oxygen Sensor on Jeep Liberty?

It's important to wait until the engine cools before removing the oxygen sensor, since the exhaust manifold, pipes and the catalytic converter can get very hot while you're driving. First, lift and prop the vehicle up. Unplug the wire connector from the O2S sensor so you don't grab the wire attached directly to the sensor. Take out the O2S sensor using a proper oxygen sensor tool labeled 3 or 4. After you remove the threads, take a moment to clean the exhaust pipe holes using the right tap.

OEM Jeep Liberty Oxygen Sensor

Oxygen O2 Sensor

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11 Oxygen Sensors found

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Jeep Liberty Oxygen Sensor, Front Part Number: 56029050AA
$77.38 MSRP: $114.00
You Save: $36.62 (33%)
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Product Specifications
- Other Name: Sensor - Oxygen; Oxygen Sensor, Front, Front Right, Rear, Rear Left, Rear Right; Rear Oxygen Sensor; Front Oxygen Sensor; Lower Oxygen Sensor; Sensor Oxygen
- Position: Front
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 2004 Jeep Liberty | Sport | 4 Cyl 2.4 L GAS
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Jeep Liberty Oxygen Sensor, Rear Part Number: 56028996AA
$91.58 MSRP: $136.00
You Save: $44.42 (33%)
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Product Specifications
- Other Name: Sensor - Oxygen; Oxygen Sensor, Rear, Rear Right; Rear Oxygen Sensor; Sensor Oxygen
- Position: Rear
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 2004 Jeep Liberty | Limited, Renegade, Sport | 6 Cyl 3.7 L GAS
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Jeep Liberty Oxygen Sensor, Front Passenger Side Part Number: 56028994AB
$79.61 MSRP: $119.00
You Save: $39.39 (34%)
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Product Specifications
- Other Name: Sensor - Oxygen; Oxygen Sensor, Front, Front Left, Front Right; Front Oxygen Sensor; Upper Oxygen Sensor; Sensor Oxygen
- Position: Front Passenger Side
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 2005-2006 Jeep Liberty | 65th Anniversary Edition, Limited, Renegade, Rocky Mountain Edition, Sport | 6 Cyl 3.7 L GAS
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Jeep Liberty Oxygen Sensor, Front Passenger Side Part Number: 56028994AA
$151.61 MSRP: $225.00
You Save: $73.39 (33%)
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Product Specifications
- Other Name: Sensor - Oxygen; Oxygen Sensor, Front, Front Left, Front Right; Front Oxygen Sensor; Sensor Oxygen
- Position: Front Passenger Side
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 2004 Jeep Liberty | Limited, Renegade, Sport | 6 Cyl 3.7 L GAS
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Jeep Liberty Oxygen Sensor, Front Driver Side Part Number: 56029049AA
$97.32 MSRP: $144.00
You Save: $46.68 (33%)
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Product Specifications
- Other Name: Sensor - Oxygen; Oxygen Sensor, Front, Front Left, Front Right, Rear, Rear Left, Rear Right; Rear Oxygen Sensor; Front Oxygen Sensor; Upper Oxygen Sensor; Lower Oxygen Sensor; Sensor Oxygen
- Position: Front Driver Side
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 2004-2012 Jeep Liberty | 65th Anniversary Edition, Jet, Limited, Renegade, Rocky Mountain Edition, Sport | 4 Cyl 2.4 L GAS, 6 Cyl 3.7 L GAS
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Jeep Liberty Oxygen Sensor, Front Driver Side Part Number: 56041950AA
$94.22 MSRP: $143.00
You Save: $48.78 (35%)
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Product Specifications
- Other Name: Sensor - Oxygen; Oxygen Sensor, Front Left; Sensor Oxygen
- Position: Front Driver Side
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 2002-2003 Jeep Liberty | Limited, Renegade, Sport | 6 Cyl 3.7 L GAS
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Jeep Liberty Oxygen Sensor, Front Passenger Side Part Number: 56041951AA
$99.61 MSRP: $151.00
You Save: $51.39 (35%)
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Product Specifications
- Other Name: Sensor - Oxygen; Oxygen Sensor, Front Right; Sensor Oxygen
- Position: Front Passenger Side
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 2002-2003 Jeep Liberty | Limited, Renegade, Sport | 6 Cyl 3.7 L GAS
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Jeep Liberty Oxygen Sensor, Front Part Number: 56041944AA
$138.13 MSRP: $207.00
You Save: $68.87 (34%)
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Product Specifications
- Other Name: Sensor - Oxygen; Oxygen Sensor, Front; Front Oxygen Sensor; Sensor Oxygen
- Position: Front
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 2002-2003 Jeep Liberty | Sport | 4 Cyl 2.4 L GAS
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Jeep Liberty Oxygen Sensor, Rear Part Number: 56041846AA
$141.50 MSRP: $212.00
You Save: $70.50 (34%)
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Product Specifications
- Other Name: Sensor - Oxygen; Oxygen Sensor, Rear; Rear Oxygen Sensor; Sensor Oxygen
- Position: Rear
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 2002-2003 Jeep Liberty | Sport | 4 Cyl 2.4 L GAS
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Jeep Liberty Oxygen Sensor, Rear Driver Side Part Number: 56041952AA
$157.22 MSRP: $238.00
You Save: $80.78 (34%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor - Oxygen; Oxygen Sensor, Rear Left; Sensor Oxygen
- Position: Rear Driver Side
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 2002-2003 Jeep Liberty | Limited, Renegade, Sport | 6 Cyl 3.7 L GAS
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Jeep Liberty Oxygen Sensor, Rear Passenger Side Part Number: 56041953AA
$177.88 MSRP: $265.00
You Save: $87.12 (33%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor - Oxygen; Oxygen Sensor, Rear Right; Sensor Oxygen
- Position: Rear Passenger Side
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 2002-2003 Jeep Liberty | Limited, Renegade, Sport | 6 Cyl 3.7 L GAS

Jeep Liberty Oxygen Sensor

Choose OEM Oxygen Sensor that meet Jeep factory standards. Jeep designs and tests every component for precision and durability. Each Oxygen Sensor follows strict manufacturing steps to lock in quality and fit. If your Jeep Liberty matters to you, OEM parts make the smart choice. You'll get the exact look, feel, and performance you expect. Shop genuine Liberty parts at the highly competitive prices online. Enjoy a manufacturer's warranty, a hassle-free return policy, and rapid delivery. No more guesswork with off brands. Get genuine parts with exact fit and true factory performance. Shop with confidence today at JeepPartsDeal.com.

Jeep Liberty: Oxygen Sensor is used to measure the amount of oxygen in the exhaust which is helpful to control air and fuel mixture to reduce emissions. Depending on the oxygen concentration, the sensor creates a voltage signal and tells the engine control computer whether the mixture is rich or lean so that the fuel injector timing can be adjusted in real time. Jeep Liberty cars may have zirconium dioxide oxygen sensors which may be of narrow-band as well as wide-band. Narrow-band sensors offer the signals in terms of rich/lean mixture, whereas the wide-band Sensors offer a range of mixtures. These sensors, however, get corroded over time due to contaminants and this makes the car emit high levels of fuel and low efficiency. It is important to ensure that the Oxygen Sensor is checked now and then and this requires servicing the jeep liberty vehicles.

Jeep Liberty Oxygen Sensor Parts and Q&A

Oxygen Sensor, Front Passenger Side
56028994AB
Q: How to Maintain and Fix an Oxygen Sensor on Jeep Liberty?
A:
Before you service or repair the oxygen sensor, let your engine cool, since the Exhaust Manifold, Exhaust Pipes and Catalytic Converter get hot during use. First, lift and support the car, after which disconnect the wire connector from the O2S sensor and avoid tugging on the wire leading to it. Take out the O2S sensor by using the installation tool and then use the relevant tap to clean the threads in the exhaust. Since the new sensor's threads are coated in anti-seize compound, you shouldn't add any more before installing it. Take the O2S sensor, install it and tighten until you reach 30 N.m (22 ft. lbs.) before connecting the wire connector and lowering the vehicle. For this system, the upstream sensors are located at stations 1 and 3 and the downstream sensors are at 3 and 4.
Oxygen Sensor, Front Driver Side
56029049AA
Q: How to Safely and Effectively Remove an Oxygen Sensor on Jeep Liberty?
A:
It's important to wait until the engine cools before removing the oxygen sensor, since the Exhaust Manifold, pipes and the Catalytic Converter can get very hot while you're driving. First, lift and prop the vehicle up. Unplug the wire connector from the O2S sensor so you don't grab the wire attached directly to the sensor. Take out the O2S sensor using a proper oxygen sensor tool labeled 3 or 4. After you remove the threads, take a moment to clean the Exhaust Pipe holes using the right tap.