How to Maintain an Oxygen Sensor on 2003 Jeep Wrangler?

To service the oxygen sensor, it is important to make sure that the engine is cool. Lift the car, unplug the sensor using the O2S sensor wire and a removal tool to remove the sensor. Wipe the thread on the exhaust pipe, screw the new sensor on but do not use anti-seize, screw it on, and reconnect the wire.

OEM 2003 Jeep Wrangler Oxygen Sensor

Oxygen O2 Sensor

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5 Oxygen Sensors found

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2003 Jeep Wrangler 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
- Item Weight: 1.10 Pounds
- Item Dimensions: 13.8 x 2.1 x 1.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 56041846AA
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2003 Jeep Wrangler Submodels:
- SE, Sahara, Sport, X | 4 Cyl 2.4 L GAS, 4 Cyl 2.5 L GAS, 6 Cyl 4.0 L GAS
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2003 Jeep Wrangler 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
- Item Weight: 0.60 Pounds
- Item Dimensions: 13.1 x 2.1 x 1.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 56041944AA
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2003 Jeep Wrangler Submodels:
- Rubicon, SE, Sahara, Sport, X | 4 Cyl 2.4 L GAS, 4 Cyl 2.5 L GAS, 6 Cyl 4.0 L GAS
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2003 Jeep Wrangler Oxygen Sensor, Rear Part Number: 56041847AA
$172.22 MSRP: $259.00
You Save: $86.78 (34%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor - Oxygen; Oxygen Sensor, Rear; Rear Oxygen Sensor; Sensor Oxygen
- Position: Rear
- Item Weight: 0.60 Pounds
- Item Dimensions: 11.1 x 2.1 x 1.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 56041847AA
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2003 Jeep Wrangler Submodels:
- Rubicon, Sahara, Sport, X | 6 Cyl 4.0 L GAS
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2003 Jeep Wrangler Oxygen Sensor, Rear Part Number: 5139020AA
$80.73 MSRP: $123.00
You Save: $42.27 (35%)
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Product Specifications
- Other Name: Sensor Packkage - Oxygen; Oxygen Sensor, Rear; Rear Oxygen Sensor; Sensor Package Oxygen
- Position: Rear
- Replaces: 56041848AA
- Item Weight: 0.70 Pounds
- Item Dimensions: 2.8 x 2.8 x 6.3 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 5139020AA
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2003 Jeep Wrangler Submodels:
- Rubicon, SE, Sahara, Sport, X | 4 Cyl 2.5 L GAS, 4.0L V6, 6 Cyl 4.0 L GAS
View related parts
2003 Jeep Wrangler Oxygen Sensor, Front Part Number: 56041943AA
$192.61 MSRP: $284.00
You Save: $91.39 (33%)
Product Specifications
- Other Name: Sensor - Oxygen; Oxygen Sensor, Front; Front Oxygen Sensor; Sensor Oxygen
- Position: Front
- Item Weight: 0.60 Pounds
- Item Dimensions: 20.0 x 2.0 x 1.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 56041943AA
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2003 Jeep Wrangler Submodels:
- Rubicon, Sahara, Sport, X | 6 Cyl 4.0 L GAS

2003 Jeep Wrangler Oxygen Sensor Parts and Q&A

Q: How to Maintain an Oxygen Sensor on 2003 Jeep Wrangler?
A: To service the oxygen sensor, it is important to make sure that the engine is cool. Lift the car, unplug the sensor using the O2S sensor wire and a removal tool to remove the sensor. Wipe the thread on the exhaust pipe, screw the new sensor on but do not use anti-seize, screw it on, and reconnect the wire.