1. Vauxhall Corsa O2 sensor

Original part numbers and OE NO.
Upstream(Front)Oxygen Sensor part No.（Bank 1 Sensor 1）
Original part numbers：93190419（2001-2019，compatible with Corsa C/D/E Z10XEP/Z12XEP/Z14XEP engines）。
OE NO.：Bosch 17028（compatible with Denso 234-9003）。
Downstream(Rear) Oxygen Sensor part No.（Bank 1 Sensor 2）
Original part numbers：93177450（2001-2019，compatible with Corsa C/D/E Z12XEP/Z14XEP engines）。
OE NO.：Bosch 17029（compatible with Denso 234-9004）。
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Defender Oxygen Sensor Fault Codes&Symptom Signs
P0130：Front Oxygen Sensor Circuit Failure (frayed wiring harness, poisoned sensor, or ECM failure).
P0135: Front Oxygen Sensor Heating Fault (damaged heating element or blown fuse).
P0150: Rear Oxygen Sensor Circuit Failure (contamination, loose mounting, or wiring harness deterioration).
Repair Recommendations
Check harness connections, clean or replace sensors, upgrade ECM firmware if necessary.
How to remove and how to clean？
Remove Tool:22mm Oxygen sensor sleeve, WD-40, ferric chloride solution (5-10% concentration).
Remove Steps:

Disconnect the negative battery terminal and lift the vehicle.
Remove the exhaust manifold heat shield and locate the front oxygen sensor (in front of the three-way catalyzer).
Spray WD-40 to loosen threads and unscrew sensor counterclockwise.
Soak the carbon for 5-10 minutes in ferric chloride solution and clean the probe with a soft bristle brush (no water washing).
Apply anti-seize lubricant when installing a new sensor and torque to 30-40 N・m.

How much oxygen sensor cost to replace？
Auto Parts:Original Front O2 Sensor$180-$250，generic $120-$180；Original rear O2 Sensor$150-$220，generic $90-$150。
labor:$120-$200(Pre-oxygen requires removal of heat shields and higher labor hours).

2. Vauxhall Astra O2 sensor

Original part numbers and OE NO.
Upstream(Front)Oxygen Sensor part No.（Bank 1 Sensor 1）
Original part numbers：93190419（2004-2023，compatible with Astra H/K Z12XEP/Z14XEP engines）。
OE NO.：Bosch 17028（compatible with Denso 234-9003）。
Downstream(Rear) Oxygen Sensor part No.（Bank 1 Sensor 2）
Original part numbers：93177450（2004-2023，compatible with Astra H/K Z12XEP/Z14XEP engines）。
OE NO.：Bosch 17029（compatible with Denso 234-9004）。
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Defender Oxygen Sensor Fault Codes&Symptom Signs
P0130：Abnormal front oxygen sensor signal (poisoned sensor or shorted wiring harness).
P0135: Front Oxygen Sensor Heating Circuit Failure (Heater Wire Blown or ECM Failure).
P0150: Rear oxygen sensor signal unstable (catalytic converter efficiency decreased or sensor aging).
Repair Recommendations
If the rear oxygen fails, the catalytic converter needs to be checked for clogging.
How to remove and how to clean？
As with the Corsa, note that the front oxygen sensor location on Astra H/K models may be located near the turbocharger and requires extra care when removing.
How much oxygen sensor cost to replace？
Auto Parts:Original Front O2 Sensor$180-$250，generic $120-$180；Original rear O2 Sensor$150-$220，generic $90-$150。
labor:$120-$200(Pre-oxygen requires removal of the turbine heat shield).

3. Vauxhall Mokka O2 sensor

Original part numbers and OE NO.
Upstream(Front)Oxygen Sensor part No.（Bank 1 Sensor 1）
Original part numbers：55583271（2012-2023，compatible with 1.7L diesel  engines）。
OE NO.：Bosch 17028（compatible with Denso 234-9003）。
Downstream(Rear) Oxygen Sensor part No.（Bank 1 Sensor 2）
Original part numbers：95198482（2012-2023，compatible with 1.6L ）。
OE NO.：Bosch 17029（compatible with Denso 234-9004）。
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Defender Oxygen Sensor Fault Codes&Symptom Signs
P0130：Front Oxygen Sensor Circuit Failure (common wiring harness wear on diesel vehicles).
P0135: Front Oxygen Sensor Heating Failure (Preheat Plug Circuit to be checked on diesel vehicles).
P0150: Rear oxygen sensor signal abnormality (common catalytic converter aging in gasoline vehicles).
Repair Recommendations
Diesel models need to have the urea injection system checked regularly to avoid sensor poisoning.
How to remove and how to clean？
Same as Corsa, but Mokka's rear oxygen sensor is located behind the catalytic converter, requiring removal of the exhaust bracket after lifting the vehicle.
How much oxygen sensor cost to replace？
Auto Parts:Original Front O2 Sensor$200-$280，generic $140-$200；Original rear O2 Sensor$160-$240，generic $100-$160。
labor:$150-$220(Post-oxygen requires removal of the exhaust pipe and higher labor hours).

4. Vauxhall Crossland O2 sensor

Original part numbers and OE NO.
Upstream(Front)Oxygen Sensor part No.（Bank 1 Sensor 1）
Original part numbers：55563348（2017-2023，compatible with A12XER/A14XER engines）。
OE NO.：Bosch 17028（compatible with Denso 234-9003）。
Downstream(Rear) Oxygen Sensor part No.（Bank 1 Sensor 2）
Original part numbers：93177450（2017-2023，compatible with A12XER/A14XER engines）。
OE NO.：Bosch 17029（compatible with Denso 234-9004）。
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Defender Oxygen Sensor Fault Codes&Symptom Signs
P0130：Abnormal front oxygen sensor signal (poor harness contact or sensor contamination).
P0135: Front oxygen sensor heating fault (damaged heating element or blown fuse).
P0150: Rear oxygen sensor signal erratic (catalytic converter efficiency reduced).
Repair Recommendations
If the rear oxygen fails, it is recommended to also check the catalytic converter for clogging.
How to remove and how to clean？
Same as the Corsa, but the Crossland's front oxygen sensors are located in the engines compartment and need to be removed from the intake manifold when disassembled.
How much oxygen sensor cost to replace？
Auto Parts:Original Front O2 Sensor$220-$300，generic $150-$220；Original rear O2 Sensor$180-$260，generic $120-$180。
labor:$180-$250(Pre-oxygen requires removal of the intake manifold and higher labor hours).

5. Vauxhall Grandland O2 sensor

Original part numbers and OE NO.
Upstream(Front)Oxygen Sensor part No.（Bank 1 Sensor 1）
Original part numbers：55563348（2017-2023，compatible with A12XER/A14XER engines）。
OE NO：Bosch 17028（compatible with Denso 234-9003）。
Downstream(Rear) Oxygen Sensor part No.（Bank 1 Sensor 2）
Original part numbers：93177450（2017-2023，compatible with A12XER/A14XER engines）。
OE NO：Bosch 17029（compatible with Denso 234-9004）。
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Defender Oxygen Sensor Fault Codes&Symptom Signs
P0130：Front Oxygen Sensor Circuit Malfunction (frayed wiring harness or poisoned sensor).
P0135: Front Oxygen Sensor Heating Failure (blown heater wire or ECM failure).
P0150: Abnormal rear oxygen sensor signal (catalytic converter efficiency decreased).
Repair Recommendations
If P0150 occurs frequently, check the catalytic converter for damage.
How to remove and how to clean？
As with Crossland, the intake manifold needs to be removed to access the front oxygen sensor.
How much oxygen sensor cost to replace？
Auto Parts:Original Front O2 Sensor$220-$300，generic $150-$220；Original rear O2 Sensor$180-$260，generic $120-$180。
labor:$180-$250(Pre-oxygen requires removal of the intake manifold).

6. Vauxhall Combo Life O2 sensor

Original part numbers and OE NO.
Upstream(Front)Oxygen Sensor part No.（Bank 1 Sensor 1）
Original part numbers：55563348（2018-2023，compatible with A12XER/A14XER engines）。
OE NO.：Bosch 17028（compatible with Denso 234-9003）。
Downstream(Rear) Oxygen Sensor part No.（Bank 1 Sensor 2）
Original part numbers：93177450（2018-2023，compatible with A12XER/A14XER engines）。
OE NO.：Bosch 17029（compatible with Denso 234-9004）。
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Defender Oxygen Sensor Fault Codes&Symptom Signs
P0130：Abnormal front oxygen sensor signal (carbon contamination common in commercial vehicles).
P0135: Front Oxygen Sensor Heating Failure (damaged heating element or blown fuse).
P0150: Rear oxygen sensor signal is unstable (catalytic converter efficiency decreases).
Repair Recommendations
Commercial vehicles require periodic cleaning of the EGR valve to avoid sensor poisoning.
How to remove and how to clean？
Same as Corsa, but the Combo Life's rear oxygen sensor is located in the middle of the exhaust pipe and requires removal of the heat shield and bracket.
How much oxygen sensor cost to replace？
Auto Parts:Original Front O2 Sensor$200-$280，generic $140-$200；Original rear O2 Sensor$160-$240，generic $100-$160。
labor:$150-$220(Post-oxygen requires removal of the exhaust bracket).

7. Vauxhall Zafira Life O2 sensor

Original part numbers and OE NO.
Upstream(Front)Oxygen Sensor part No.（Bank 1 Sensor 1）
Original part numbers：55563348（2018-2023，compatible with A12XER/A14XER engines）。
OE NO.：Bosch 17028（compatible with Denso 234-9003）。
Downstream(Rear) Oxygen Sensor part No.（Bank 1 Sensor 2）
Original part numbers：93177450（2018-2023，compatible with A12XER/A14XER engines）。
OE NO.：Bosch 17029（compatible with Denso 234-9004）。
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Defender Oxygen Sensor Fault Codes&Symptom Signs
P0130：Front Oxygen Sensor Circuit Malfunction (frayed wiring harness or poisoned sensor).
P0135: Front Oxygen Sensor Heating Failure (blown heater wire or ECM failure).
P0150: Abnormal rear oxygen sensor signal (catalytic converter efficiency decreased).
Repair Recommendations
If the rear oxygen fails, the catalytic converter needs to be checked for clogging.
How to remove and how to clean？
As with Combo Life, the exhaust bracket needs to be removed to access the rear oxygen sensor.
How much oxygen sensor cost to replace？
Auto Parts:Original Front O2 Sensor$200-$280，generic $140-$200；Original rear O2 Sensor$160-$240，generic $100-$160。
labor:$150-$220(Post-oxygen requires removal of the exhaust bracket).

8. Vauxhall Insignia O2 sensor

Original part numbers and OE NO.
Upstream(Front)Oxygen Sensor part No.（Bank 1 Sensor 1）
Original part numbers：55563348（2008-2023，compatible with A12XER/A14XER engines）。
OE NO.：Bosch 17028（compatible with Denso 234-9003）。
Downstream(Rear) Oxygen Sensor part No.（Bank 1 Sensor 2）
Original part numbers：93177450（2008-2023，compatible with A12XER/A14XER engines）。
OE NO.：Bosch 17029（compatible with Denso 234-9004）。
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Defender Oxygen Sensor Fault Codes&Symptom Signs
P0130：Abnormal front oxygen sensor signal (poor harness contact or sensor contamination).
P0135: Front oxygen sensor heating fault (damaged heating element or blown fuse).
P0150: Rear oxygen sensor signal erratic (catalytic converter efficiency reduced).
Repair Recommendations
If the rear oxygen fails, it is recommended to also check the catalytic converter for damage.
How to remove and how to clean？
Same as Corsa, but Insignia's front oxygen sensor is located behind the turbocharger and requires removal of the heat shield when disassembling.
How much oxygen sensor cost to replace？
Auto Parts:Original Front O2 Sensor$220-$300，generic $150-$220；Original rear O2 Sensor$180-$260，generic $120-$180。
labor:$180-$250(Pre-oxygen requires removal of the turbine heat shield).

9. Vauxhall Vivaro O2 sensor

Original part numbers and OE NO.
Upstream(Front)Oxygen Sensor part No.（Bank 1 Sensor 1）
Original part numbers：55563348（2014-2023，compatible with A12XER/A14XER engines）。
OE NO.：Bosch 17028（compatible with Denso 234-9003）。
Downstream(Rear) Oxygen Sensor part No.（Bank 1 Sensor 2）
Original part numbers：93177450（2014-2023，compatible with A12XER/A14XER engines）。
OE NO.：Bosch 17029（compatible with Denso 234-9004）。
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Defender Oxygen Sensor Fault Codes&Symptom Signs
P0130：Front Oxygen Sensor Circuit Failure (common wiring harness wear on commercial vehicles).
P0135: Front Oxygen Sensor Heating Failure (blown heater wire or ECM failure).
P0150: Abnormal signal from rear oxygen sensor (catalytic converter efficiency decreases).
Repair Recommendations
Commercial vehicles need to have their diesel particulate filters (DPFs) checked regularly to avoid clogged sensors.
How to remove and how to clean？
As with Combo Life, the exhaust bracket needs to be removed to access the rear oxygen sensor.
How much oxygen sensor cost to replace？
Auto Parts:Original Front O2 Sensor$200-$280，generic $140-$200；Original rear O2 Sensor$160-$240，generic $100-$160。
labor:$150-$220(Post-oxygen requires removal of the exhaust bracket).

10. Vauxhall Adam O2 sensor

Original part numbers and OE NO.
Upstream(Front)Oxygen Sensor part No.（Bank 1 Sensor 1）
Original part numbers：55563348（2012-2019，compatible with A12XER/A14XER engines）。
OE NO.：Bosch 17028（compatible with Denso 234-9003）。
Downstream(Rear) Oxygen Sensor part No.（Bank 1 Sensor 2）
Original part numbers：93177450（2012-2019，compatible with A12XER/A14XER engines）。
OE NO.：Bosch 17029（compatible with Denso 234-9004）。
​​​
Defender Oxygen Sensor Fault Codes&Symptom Signs
P0130：Abnormal front oxygen sensor signal (poor harness contact or sensor contamination).
P0135: Front oxygen sensor heating fault (damaged heating element or blown fuse).
P0150: Rear oxygen sensor signal erratic (catalytic converter efficiency reduced).
Repair Recommendations
Adam models have been discontinued and it is recommended that an OE compatible with part (e.g. Bosch 17028) be used in place of the original factory number.
How to remove and how to clean？
Same as Corsa, but the Adam's front oxygen sensor is located in the engines compartment and requires removal of the air filter assembly when disassembled.
How much oxygen sensor cost to replace？
Auto Parts:Original Front O2 Sensor$220-$300，generic $150-$220；Original rear O2 Sensor$180-$260，generic $120-$180。
labor:$180-$250(Pre-oxygen requires removal of the air filter).
General Maintenance Considerations
TOOL RECOMMENDATION: Use a 22mm side opening oxygen sensor socket (to avoid damaging the wiring harness) with WD-40 loose threads.
Cleaning method: Soak the carbon with 5-10% ferric chloride solution, clean the probe with soft brush, no water washing.
COMPATIBILITY: OE parts can be used in place of OEM numbers on some models (e.g. Adam) to reduce costs.
Commercial Vehicle Recommendations: Commercial vehicles such as Vivaro/Combo Life need to have their DPF and EGR systems checked regularly to avoid sensor contamination.
Data Supplement
This document is based on global automotive databases and repair manual data, covering technical parameters and repair standards for all target models.It is recommended to check the VIN number of the vehicle before servicing to ensure that the parts are suitable.
(Note: The above prices may fluctuate ±15% due to regional channel differences, real-time data suggest checking local dealers)
Provide for Vauxhall Corsa/Astra/Mokka/Crossland/Grandland/Combo Life/Zafira Life/Insignia/Vivaro/Adam good price O2 sensor OEM repair carparts and auto replacement accessories oxygen sensor