BMW 1 Hatchback (F21) 125 i Active Flex 218 hp
BMW F21 125 i Active Flex Lambda sensor (218 hp Petrol/Ethanol N20 B20 A)
Lambda sensor: We recommend you replace this part every 100.000 km
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RIDEX PLUS 3922L0229P Lambda sensor with squeeze connector, with fastening/mounting material, without plug, Universal, after catalytic converter, M18x1,5, Heated, 4
Article number: 3922L0229P
Reviews - 14
- Fitting Position: after catalytic converter
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- TecDoc Engine Number: N20 B20 A
- Construction Year to: 06 / 2016
- Oxygen Sensor: Diagnostic Probe
- Supplementary Info: Universal
- Thread Size: M18x1,5
- Oxygen Sensor: Heated
- Cable Length [mm]: 530
- Number of circuits: 4
- Supplementary Article / Supplementary Info Info 2: without plug
- Connector / Clamp: Connector may need adjustment
- Supplementary Article / Supplementary Info: with squeeze connector, with fastening / mounting material
- Line insulation design: with silicone-coated woven-fibre insulation
- Item number: 3922L0229P
- Our price: €19.49
- Manufacturer: RIDEX PLUS
- EAN number: 4066423657128
- Condition: New
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RIDEX 3922L0229 Lambda sensor with squeeze connector, with fastening/mounting material, without plug, Universal, after catalytic converter, M18x1,5, Heated, 4
Article number: 3922L0229
Reviews - 91
- Fitting Position: after catalytic converter
-
- TecDoc Engine Number: N20 B20 A
- Construction Year to: 06 / 2016
- Oxygen Sensor: Diagnostic Probe
- Supplementary Info: Universal
- Thread Size: M18x1,5
- Oxygen Sensor: Heated
- Cable Length [mm]: 480
- Number of circuits: 4
- Supplementary Article / Supplementary Info Info 2: without plug
- Connector / Clamp: Connector may need adjustment
- Supplementary Article / Supplementary Info: with squeeze connector, with fastening / mounting material
- Line insulation design: with silicone-coated woven-fibre insulation
- Item number: 3922L0229
- Our price: €38.99
- Manufacturer: RIDEX
- EAN number: 4059191378517
- Condition: New
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RIDEX 3922L0678 Lambda sensor before catalytic converter, M18x1,5, Heated, 4, rectangular
Article number: 3922L0678
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- TecDoc Engine Number: N20 B20 A
- Construction Year to: 06 / 2016
- Oxygen Sensor: Regulating Probe
- Exhaust System: before catalytic converter
- Thread Size: M18x1,5
- Oxygen Sensor: Heated
- Cable Length [mm]: 255
- Number of pins: 5
- Number of circuits: 4
- Connector Shape: rectangular
- Line insulation design: with silicone-coated woven-fibre insulation
- Item number: 3922L0678
- Our price: €59.99
- Manufacturer: RIDEX
- EAN number: 4065739066464
- Condition: New
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STARK SKLS-0140232 Lambda sensor with squeeze connector, with fastening/mounting material, without plug, Universal, after catalytic converter, M18x1,5, Heated, 4
Article number: SKLS-0140232
Reviews - 24
- Fitting Position: after catalytic converter
-
- TecDoc Engine Number: N20 B20 A
- Construction Year to: 06 / 2016
- Oxygen Sensor: Diagnostic Probe
- Supplementary Info: Universal
- Thread Size: M18x1,5
- Oxygen Sensor: Heated
- Cable Length [mm]: 480
- Number of circuits: 4
- Supplementary Article / Supplementary Info Info 2: without plug
- Connector / Clamp: Connector may need adjustment
- Supplementary Article / Supplementary Info: with squeeze connector, with fastening / mounting material
- Line insulation design: with silicone-coated woven-fibre insulation
- Item number: SKLS-0140232
- Our price: €38.99
- Manufacturer: STARK
- EAN number: 4059191376674
- Condition: New
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BOSCH 0 258 986 602 Lambda sensor after catalytic converter, Diagnostic Probe, 4
Article number: 0 258 986 602
Reviews - 38
- Fitting Position: after catalytic converter
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- TecDoc Engine Number: N20 B20 A
- Construction Year to: 06 / 2016
- Oxygen Sensor: Diagnostic Probe
- Number of circuits: 4
- Recommended change interval [km]: 160000
- Connector / Clamp: Connector may need adjustment
- Item number: 0 258 986 602
- Our price: €48.99
- Manufacturer: BOSCH
- EAN number: 3165144056454
- Condition: New
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RMS 10 012 0090 Lambda sensor
Article number: 10 012 0090
Reviews - 20
- Weight [g]: 120
- Item number: 10 012 0090
- Our price: €59.49
- Manufacturer: RMS
- EAN number: G0R0TK
- Condition: New
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FACET 10.8235 Lambda sensor Made in Italy - OE Equivalent, Heated, Planar probe, Thread pre-greased, 4
Article number: 10.8235
Reviews - 1
- Supplementary Info: Made in Italy - OE Equivalent
- Oxygen Sensor: Heated, Planar probe, Thread pre-greased
- Cable Length [mm]: 250, 540, 690, 915
- Length [mm]: 300, 325, 450, 540, 600, 400, 480, 690
- Number of circuits: 4
- Conductor Number: 4
- Version: 2
- Colour: black, grey, brown
- Number of pins: 4
- Item number: 10.8235
- Our price: €73.49
- Manufacturer: FACET
- EAN number: 8012510253939
- Condition: New
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EPS 1.998.235 Lambda sensor Made in Italy - OE Equivalent, Heated, Planar probe, Thread pre-greased, 4
Article number: 1.998.235
Reviews - 1
- Supplementary Info: Made in Italy - OE Equivalent
- Oxygen Sensor: Heated, Planar probe, Thread pre-greased
- Cable Length [mm]: 250, 690, 915, 540
- Length [mm]: 650, 400, 480, 690, 300, 325, 540, 600
- Number of circuits: 4
- Conductor Number: 4
- Version: 2
- Colour: brown, grey, black
- Number of pins: 4
- Item number: 1.998.235
- Our price: €76.99
- Manufacturer: EPS
- EAN number: 8012510253939
- Condition: New
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goCORE GCC9220005 Lambda sensor with squeeze connector, with fastening/mounting material, without plug, Universal, after catalytic converter, M18x1,5, Heated, 4
Article number: GCC9220005
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- Fitting Position: after catalytic converter
-
- TecDoc Engine Number: N20 B20 A
- Construction Year to: 06 / 2016
- Oxygen Sensor: Diagnostic Probe
- Supplementary Info: Universal
- Thread Size: M18x1,5
- Oxygen Sensor: Heated
- Cable Length [mm]: 480
- Number of circuits: 4
- Supplementary Article / Supplementary Info Info 2: without plug
- Connector / Clamp: Connector may need adjustment
- Supplementary Article / Supplementary Info: with squeeze connector, with fastening / mounting material
- Line insulation design: with silicone-coated woven-fibre insulation
- Item number: GCC9220005
- Our price: €76.99
- Manufacturer: goCORE
- EAN number: 4069198038420
- Condition: New
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€76.99
price incl. 23% VAT
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PIERBURG 7.13115.01.0 Lambda sensor before catalytic converter, M18x1,5, Broadband oxygen sensor, Heated
Article number: 7.13115.01.0
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- Fitting Position: before catalytic converter
- Thread Size: M18x1,5
- Oxygen Sensor: Broadband oxygen sensor, Heated
- Cable Length [mm]: 400
- Conductor Number: 5
- Item number: 7.13115.01.0
- Our price: €88.99
- Manufacturer: PIERBURG
- EAN number: 4028977975264
- Condition: New
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BOSCH 0 258 010 418 Lambda sensor after catalytic converter, Diagnostic Probe, 4
Article number: 0 258 010 418
Reviews - 1
- Fitting Position: after catalytic converter
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- TecDoc Engine Number: N20 B20 A
- Construction Year to: 06 / 2016
- Oxygen Sensor: Diagnostic Probe
- Overall Length [mm]: 540
- Number of circuits: 4
- Recommended change interval [km]: 160000
- Item number: 0 258 010 418
- Our price: €93.99
- Manufacturer: BOSCH
- EAN number: 4047025251372
- Condition: New
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BOSCH 0 258 027 029 Lambda sensor before catalytic converter, Regulating Probe, 5
Article number: 0 258 027 029
Reviews - 1
- Fitting Position: before catalytic converter
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- TecDoc Engine Number: N20 B20 A
- Construction Year to: 06 / 2016
- Oxygen Sensor: Regulating Probe
- Overall Length [mm]: 400
- Number of circuits: 5
- Recommended change interval [km]: 250000
- Item number: 0 258 027 029
- Our price: €95.49
- Manufacturer: BOSCH
- EAN number: 4047025002165
- Condition: New
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YATO YT-1754 Socket, lambda probe
Article number: YT-1754
Reviews - 76
- Material: Chrome Vanadium Steel
- Spanner Size: 22
- Item number: YT-1754
- Our price: €4.59
- Manufacturer: YATO
- EAN number: 5906083917547
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YATO YT-1753 Socket, lambda probe
Article number: YT-1753
Reviews - 63
- Material: Chrome-Molybdenum Steel
- Spanner Size: 22
- Item number: YT-1753
- Our price: €4.99
- Manufacturer: YATO
- EAN number: 5906083917530
Details
Hogert Technik HT8G323 Socket, lambda probe
Article number: HT8G323
Reviews - 10
- Drive side (profile): Rectangle
- Drive [inch]: 1 / 2
- Work side (profile): Hexagon
- Spanner Size: 22
- Length [mm]: 50
- Vehicle type: VW, BMW, Audi, Ford, Skoda, SEAT
- Weight [g]: 225
- Item number: HT8G323
- Our price: €6.99
- Manufacturer: Hogert Technik
- EAN number: 5902801216091
Details
FORCE 907G2-01 Socket, lambda probe
Article number: 907G2-01
Reviews - 8
- Spanner Size: 1 / 2x7 / 8x50mmL
- Weight [g]: 250
- Item number: 907G2-01
- Our price: €7.99
- Manufacturer: FORCE
- EAN number: FOR 907G2-01
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Hogert Technik HT8G324 Socket, lambda probe
Article number: HT8G324
Reviews - 16
- Drive side (profile): Rectangle
- Drive [inch]: 3 / 8
- Work side (profile): Hexagon
- Spanner Size: 22
- Length [mm]: 80
- Weight [g]: 278
- Item number: HT8G324
- Our price: €8.59
- Manufacturer: Hogert Technik
- EAN number: 5902801216107
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FORCE 9G1403 Socket, lambda probe
Article number: 9G1403
Reviews - 4
- Bolt Head- / Nut Design: Hexagon, Double Hexagon
- Spanner Size: 22 mm
- Drive [inch]: 3 / 8"
- Square Drive Tang Size [mm (inch)]: 10 (3 / 8")
- Item number: 9G1403
- Our price: €13.49
- Manufacturer: FORCE
- EAN number: 4711436280718
Details
YATO YT-1752 Socket, lambda probe
Article number: YT-1752
Reviews - 41
- Material: Chrome Vanadium Steel, Chrome-Molybdenum Steel
- Length [mm]: 30-80
- Number of tools: 3
- Spanner Size: 22
- Item number: YT-1752
- Our price: €13.99
- Manufacturer: YATO
- EAN number: 5906083917523
Details
KS TOOLS 150.2128 Socket, lambda probe
Article number: 150.2128
Reviews - 6
- Drive side (profile): Rectangle
- Square Drive Tang Size [mm (inch)]: 10 (3 / 8")
- Drive [inch]: 3 / 8
- Spanner Size: 22,0
- Bolt Head- / Nut Design: Hexagon
- DIN / ISO: DIN 3120, ISO 1174
- Material: Chrome-Molybdenum Steel
- Total Length [mm]: 90,0
- Weight [g]: 240
- Item number: 150.2128
- Our price: €21.99
- Manufacturer: KS TOOLS
- EAN number: 4042146211038
- Condition: New
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Which lambda sensor is the best for BMW 1 Hatchback (F21) 125 i Active Flex models?
The best lambda sensors for F21 125 i Active Flex Petrol/Ethanol models are sold by the following original brands:
- RIDEX
- BOSCH
- DENSO
- YATO
- BUGIAD
How much does a lambda sensor cost for a F21 125 i Active Flex?
The price of a lambda sensor for a BMW 1 Hatchback (F21) 125 i Active Flex is usually between €4.59 and €95.49.
What are the symptoms of a defective lambda sensor in the BMW BMW F21 F21 125 i Active Flex?
A defective lambda sensor in the 1 Hatchback (F21) 125 i Active Flex Petrol/Ethanol can lead to these common symptoms of failures:
- Increased fuel consumption
- Rough idling
- Excessive exhaust emissions
How can you check or replace the lambda sensor in the BMW 1 Hatchback (F21) 125 i Active Flex Petrol Engine?
The lambda sensor in BMW 1 Hatchback (F21) 125 i Active Flex models can be checked by inspecting the connector and the multimeter values before and after the catalytic converter. If necessary, you can replace the part yourself by following the service manual instructions.
Which lambda sensor do F21 125 i Active Flex Petrol/Ethanol (Direct Injection) 2014 - 2016 models have?
| Cable length [mm] | 250, 540, 690, 915; 250, 690, 915, 540; 255; 400; 480; 530 |
| Weight [kg] | |
| Vehicle emission standard | Euro |
| Exhaust system type | before catalytic converter |
| Lambda sensor design | Broadband oxygen sensor; Diagnostic Probe; Heated; Planar probe; Regulating Probe; Thread pre-greased |
| Length [mm] | 30-80; 300, 325, 450, 540, 600, 400, 480, 690; 50; 650, 400, 480, 690, 300, 325, 540, 600; 80 |
| Overall length [mm] | 400; 540 |
| Resistance | 3 - 8 |
| Replacement interval | 90 000 - 130 000 km |
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