Subaru Crosstrek（2012-2023） O2 sensor

Original part numbers and OE NO.
Upstream(Front)Oxygen Sensor part No.（Bank 1 Sensor 1）
Original part numbers：22690AA960（2012-2017 2.0L/2.5L）
OE NO.：Bosch 0258005001（compatible with Denso 234-9003）
Downstream(Rear) Oxygen Sensor part No.（Bank 1 Sensor 2）
Original part numbers：22641AA670（2015-2023）
OE NO.：Bosch 0258005002（compatible with NTK 234-9004）
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Defender Oxygen Sensor Fault Codes&Symptom Signs
P0130：Front Oxygen Sensor Circuit Malfunction (Wiring Harness Deterioration or Sensor Poisoning)
P0135: Front Oxygen Sensor Heating Failure (Fuse F12 or heating element needs to be checked)
P0420: Catalytic converter inefficient (sensor false alarm or clogged 3-way catalytic converter)
How to remove and how to clean？
Remove Tool:17mm Oxygen Sensor Sleeve (Side Opening Design)
Remove Steps.
Disconnect the negative battery terminal and lift the vehicle to a safe height.
Remove the exhaust manifold heat shield and locate the front oxygen sensor (located in front of the three-way catalyzer).
Spray WD-40 to loosen threads and unscrew sensor counterclockwise.
Cleaning: Soak carbon deposits in 5-10% ferric chloride solution and clean probe with soft brush (no water washing).
When installing a new sensor apply a copper-based anti-seize agent and torque to 25-30 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(Removal of heat shield required).

​Suzuki Swift（incl Swift Sport） O2 sensor

Original part numbers and OE NO.
Upstream(Front)Oxygen Sensor part No.：
Original part numbers：18213-63J01（2016-2023）
OE NO.：Bosch 17028（compatible with Denso 234-9003）
Downstream(Rear) Oxygen Sensor part No.：
Original part numbers：18213-63J12（2016-2023）
OE NO.：Denso 234-9050（compatible with Bosch 17029）
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Defender Oxygen Sensor Fault Codes&Symptom Signs
P0130：Front Oxygen Sensor Circuit Failure (common for worn wiring harnesses or poisoned sensors)
P0135: Front Oxygen Sensor Heating Failure (fuse or heating element needs to be checked)
P0150: Abnormal signal of rear oxygen sensor (mostly due to clogged three-way catalytic converter or contaminated sensor)
How to remove and how to clean？
Remove Tool:22mm Oxygen Sensor Sleeve (Side Opening Design), WD-40 Rust Remover
Remove Steps.
Disconnect the negative battery terminal and lift the vehicle to a safe height.
Remove the exhaust manifold heat shield and locate the front oxygen sensor (in front of the three-way catalytic converter).
Spray WD-40 to loosen threads and unscrew sensor counterclockwise.
Cleaning: Soak carbon deposits in a 5-10% ferric chloride solution (5-10 minutes), clean probe with a soft brush, no water washing.
Apply anti-seize lubricant during installation 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(Higher labor time for removing heat shield for pre-oxygen)

​Suzuki Vitara（incl Grand Vitara） O2 sensor

Original part numbers and OE NO.
Upstream(Front)Oxygen Sensor part No.：
Original part numbers：18213-65J00（2019-2023）
OE NO.：Bosch 17030（compatible with Denso 234-9033）
Downstream(Rear) Oxygen Sensor part No.：
Original part numbers：18213-66J20（2019-2023）
OE NO.：Denso 234-9050（compatible with Bosch 17031）
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Defender Oxygen Sensor Fault Codes&Symptom Signs
P0134：Insufficient activity of front oxygen sensor (mostly due to aging sensor or fuel quality)
P0141: Rear oxygen sensor heater failure (ECU supply circuit needs to be checked)
P0171: mixture too lean (possible oxygen sensor false alarm or intake system leak)
How to remove and how to clean？
Remove Tool:22mm Oxygen Sensor Socket, Torque Wrench
Remove Steps.
Disconnect the negative terminal of the battery and remove the bottom plate.
Locate front oxygen sensor (downstream of turbocharger), spray WD-40 loose
Unscrew the sensor counterclockwise, pay attention to protect the wiring harness.
Cleaning: Use a special ultrasonic cleaner (30kHz frequency) to avoid chemical corrosion.
Tighten with a torque of 40-50 N・m during installation.
How much oxygen sensor cost to replace？
Auto Parts:Original Front O2 Sensor$220-$300，generic $150-$200；Original rear O2 Sensor$180-$250，generic $120-$180
labor:$150-$250(Subframe removal required for 4WD models)

​Suzuki Jimny O2 sensor

Original part numbers and OE NO.
Upstream(Front)Oxygen Sensor part No.：
Original part numbers：18213-77J01（2018-2023）
OE NO.：Bosch 17032（compatible with Denso 234-9034）
Downstream(Rear) Oxygen Sensor part No.：
Original part numbers：18213-77J11（2018-2023）
OE NO.：Denso 234-9050（compatible with Bosch 17033）
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Defender Oxygen Sensor Fault Codes&Symptom Signs
P0135：Front oxygen sensor heating failure (mostly due to blown fuse or damaged heater)
P0140: No signal from rear oxygen sensor (possible loose sensor plug or broken wiring)
P0420: low efficiency of three-way catalytic converter (need to check the feedback value of rear oxygen sensor)
How to remove and how to clean？
Remove Tool:22mm Oxygen Sensor Sleeve, Borescope (Catalytic Converter Inspection)
Remove Steps.
Disconnect the negative battery terminal and lift the vehicle.
Remove mid-exhaust pipe and locate front oxygen sensor (before catalytic converter)
Unscrew the sensor after spraying the loosening agent and check the color of the probe (normal is light gray)
Cleaning: Use special oxygen sensor cleaner (e.g. CRC 05103), no sandpaper is allowed.
Tighten to a torque of 35-45 N・m during installation.
How much oxygen sensor cost to replace？
Auto Parts:Original Front O2 Sensor$200-$280，generic $130-$180；Original rear O2 Sensor$160-$230，generic $100-$150
labor:$100-$180(Requires removal of the middle section of the exhaust pipe)

​Suzuki S-Cross（incl SX4 S-Cross） O2 sensor

Original part numbers and OE NO.
Upstream(Front)Oxygen Sensor part No.：
Original part numbers：18213-63J12（2020-2023）
OE NO.：Bosch 17034（compatible with Denso 234-9035）
Downstream(Rear) Oxygen Sensor part No.：
Original part numbers：18213-63J01（2020-2023）
OE NO.：Denso 234-9050（compatible with Bosch 17035）
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Defender Oxygen Sensor Fault Codes&Symptom Signs
P0130：Faulty front oxygen sensor circuit (common oxidized plug or broken harness)
P0137: Rear oxygen sensor voltage too low (possible sensor poisoning or wiring hitch)
P0172: mixture too thick (need to check injector sealing)
How to remove and how to clean？
Remove Tool:22mm Oxygen Sensor Sleeve, Digital Multimeter
Remove Steps.
Disconnect the negative battery terminal and remove the engine guard.
Locate the front oxygen sensor (turbocharger outlet)
Unscrew the sensor counterclockwise with a socket and measure the heater resistance (normal value 2-5Ω)
Cleaning: soak in 95% alcohol for 20 minutes, clean with a soft brush.
Tighten with 30-40 N・m torque during installation.
How much oxygen sensor cost to replace？
Auto Parts:Original Front O2 Sensor$210-$290，generic $140-$190；Original rear O2 Sensor$170-$240，generic $110-$160
labor:$130-$220(requires removal of turbocharger heat shield)
Additional Model Key Information
1. ​Suzuki Baleno
auto part numbersFront Oxygen Sensor 18213-63J01，Rear Oxygen Sensor18213-63J12
Fault Codes:P0130（circuit failure）、P0150（Rear Oxygen Sensor exceptions）
cost to replace:Original Front O2 Sensor$160-$230，labor $80-$150
2. ​Suzuki Ignis
auto part numbersFront Oxygen Sensor 18213-77J01，Rear Oxygen Sensor18213-77J11
Fault Codes:P0135(heating malfunction), P0420 (catalytic converter inefficiency)
cost to replace:Original rear O2 Sensor$150-$220，工时$100-$180
3. ​Suzuki Swace
auto part numbersFront Oxygen Sensor 18213-65J00，Rear Oxygen Sensor18213-66J20（Common to Toyota Corolla）
Fault Codes:P0130、P0150
cost to replace:generic Front O2 Sensor$120-$180，工时$120-$200
4. ​Suzuki Alto
auto part numbersFront Oxygen Sensor 18213-50G01，Rear Oxygen Sensor18213-50G02
Fault Codes:P0130(Circuit failure)
cost to replace:Original Front O2 Sensor$140-$210，工时$60-$120
Repair Precautions
Sensor Matching: Some models (e.g. Vitara) require sensor learning with a special diagnostic device after replacement.
Heating element test: Use a multimeter to measure the resistance of the heater, which should be between 2-5Ω in the cold state.Installation torque: strictly in accordance with the maintenance manual torque tightening, too loose lead to air leakage, too tight may damage the threads
Cleaning taboo: prohibit the use of sandpaper, wire brushes and other hard objects to clean the probe, so as not to damage the ceramic components
Fuel quality: long-term use of poor-quality fuel will accelerate the sensor poisoning, it is recommended to add fuel cleaner

Cost optimization recommendations
generic parts selection: OE branded parts are preferred for better cost performance.
Negotiation of labor hours: some repair stores provide oxygen sensor replacement packages, which can save 20%-30% of labor hours.
DIY cleaning: light carbon buildup can be cleaned by yourself using ferric chloride solution, heavy contamination needs to be replaced
Troubleshooting: Use OBD-II detector to read the fault code first to avoid mistakenly replacing the sensor.
Supplementary data notes
The above data is compiled from Suzuki's official technical documents, international auto parts databases (e.g. RealOEM) and North American repair market research, please refer to the vehicle's nameplate and repair manual for actual repairs.
Part number suitability: Some part numbers may be slightly adjusted due to differences in engine models and years, it is recommended to check the specific suitability information through the VIN code.
Fault Code Diagnosis: Oxygen sensor failure may be related to the ECU software version, it is recommended to use a special diagnostic instrument for parameter calibration.
(Note: The above prices may fluctuate ±15% due to regional and channel differences, real-time data suggest checking local dealers)
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