How to Locate and Service the Downstream Heated Oxygen Sensor for a 2.4L Engine on 2009 Chrysler PT Cruiser?

The exhaust pipe placing the 2.4L engine's heated oxygen sensor after the catalytic converter is standard. Before anything else, lift off the air cleaner lid and makeup air hose and then remove the negative battery cable. Then, lift and prop up the vehicle, clear the sensor's electrical connector and separate the sensor electrical harness from the clips on the body. After that, remove the oxygen sensor using an oxygen sensor crow foot wrench.

OEM 2009 Chrysler PT Cruiser Oxygen Sensor

Oxygen O2 Sensor

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2 Oxygen Sensors found

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2009 Chrysler PT Cruiser 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
- Item Weight: 0.60 Pounds
- Item Dimensions: 1.5 x 4.2 x 9.0 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 56029050AA
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
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Fits the following 2009 Chrysler PT Cruiser Submodels:
- Base, Classic, Couture Edition, Dream Cruiser, GT, LX, Limited, Street Cruiser, Touring | 4 Cyl 2.4 L GAS
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2009 Chrysler PT Cruiser Oxygen Sensor, Front Driver Side Part Number: 56029049AA
$97.32 MSRP: $144.00
You Save: $46.68 (33%)
Ships in 1-2 Business Days
ADD TO CART
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
- Item Weight: 0.50 Pounds
- Item Dimensions: 1.9 x 3.3 x 5.8 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 56029049AA
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2009 Chrysler PT Cruiser Submodels:
- Base, Classic, Couture Edition, Dream Cruiser, GT, LX, Limited, Street Cruiser, Touring | 4 Cyl 2.4 L GAS

2009 Chrysler PT Cruiser Oxygen Sensor Parts and Q&A

Q: How to Locate and Service the Downstream Heated Oxygen Sensor for a 2.4L Engine on 2009 Chrysler PT Cruiser?
A: The exhaust pipe placing the 2.4L engine's heated oxygen sensor after the catalytic converter is standard. Before anything else, lift off the air cleaner lid and makeup air hose and then remove the negative battery cable. Then, lift and prop up the vehicle, clear the sensor's electrical connector and separate the sensor electrical harness from the clips on the body. After that, remove the oxygen sensor using an oxygen sensor crow foot wrench.