BMW 4 Gran Coupe (G26) 420 d Mild-Hybrid xDrive Lambda sensor (190 hp Diesel/Electro B47 D20 B)
Lambda sensor: We recommend you replace this part every 100.000 km
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- Oxygen Sensor: Diagnostic Probe
- Fitting Position: after catalytic converter
- Thread Size: M18x1,5
- Oxygen Sensor: Heated
- Cable Length [mm]: 540
- Number of pins: 4
- Number of circuits: 4
- Connector Shape: oval
- Line insulation design: with silicone-coated woven-fibre insulation
- Item number: 3922L0427
- Our price: 31,83 €
- Manufacturer: RIDEX
- EAN number: 4064138364355
- Condition: New
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- Oxygen Sensor: Regulating Probe
- Exhaust System: before catalytic converter
- Thread Size: M18x1,5
- Oxygen Sensor: Heated
- Cable Length [mm]: 250
- Number of circuits: 4
- Number of connectors: 4
- Connector Shape: oval
- Line insulation design: with silicone-coated woven-fibre insulation
- Item number: 3922L0992
- Our price: 93,84 €
- Manufacturer: RIDEX
- EAN number: 4066423660456
- Condition: New
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- Oxygen Sensor: Diagnostic Probe
- Fitting Position: after catalytic converter
- Thread Size: M18x1,5
- Oxygen Sensor: Heated
- Cable Length [mm]: 540
- Number of pins: 4
- Number of circuits: 4
- Connector Shape: oval
- Line insulation design: with silicone-coated woven-fibre insulation
- Item number: SKLS-0140587
- Our price: 31,83 €
- Manufacturer: STARK
- EAN number: 4064138364348
- Condition: New
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- Oxygen Sensor: Regulating Probe
- Fitting Position: before catalytic converter
- TecDoc Engine Number: B47 D20 B
- Oxygen Sensor: Broadband oxygen sensor, Heated
- Cable Length [mm]: 371
- Item number: ES21466-12B1
- Our price: 35,08 €
- Manufacturer: DELPHI
- EAN number: 5012759600412
- Condition: New
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- Oxygen Sensor: Diagnostic Probe
- Fitting Position: after catalytic converter
- TecDoc Engine Number: B47 D20 B
- Oxygen Sensor: Broadband oxygen sensor, Heated
- Cable Length [mm]: 511
- Item number: ES21385-12B1
- Our price: 55,22 €
- Manufacturer: DELPHI
- EAN number: 2289191552870
- Condition: New
- Weight [g]: 120
- Item number: 10 012 0090
- Our price: 87,57 €
- Manufacturer: RMS
- EAN number: G0R0TK
- Condition: New
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- Oxygen Sensor: Regulating Probe
- Fitting Position: before catalytic converter
- Overall Length [mm]: 370
- Number of circuits: 4
- Item number: 0 281 004 623
- Our price: 93,84 €
- Manufacturer: BOSCH
- EAN number: 4047026300390
- Condition: New
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- Oxygen Sensor: Diagnostic Probe
- Fitting Position: after catalytic converter
- Overall Length [mm]: 660
- Item number: 0 281 004 742
- Our price: 99,82 €
- Manufacturer: BOSCH
- EAN number: 4047026557558
- Condition: New
- Voltage [V]: 12
- Bore Diameter [mm]: 8,85
- Cable Length [mm]: 1200
- Number of pins: 5
- Connector Shape: oval
- External Thread Size: M20 x 1,5
- Item number: 9 3628 1
- Our price: 252,59 €
- Manufacturer: GEBE
- EAN number: 4057541290809
- Condition: New

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- TecDoc Engine Number: B47 D20 B
- Emission Standard: From Euro 6
- Fitting Position: before catalytic converter, after catalytic converter
- Number of pins: 5
- Length [mm]: 1100
- Cable Length [mm]: 980
- Item number: 0940019
- Our price: 430,13 €
- Manufacturer: METZGER
- EAN number: 4062101275493
- Condition: New
- Accumulate your bonuses through purchasing items marked “BONUS";
- Pay for up to 10% of your order with the accumulated bonuses;
price incl. 23% VAT
- Material: Chrome-Molybdenum Steel
- Spanner Size: 22
- Item number: YT-1753
- Our price: 4,04 €
- Manufacturer: YATO
- EAN number: 5906083917530
- Material: Chrome Vanadium Steel
- Spanner Size: 22
- Item number: YT-1754
- Our price: 5,31 €
- Manufacturer: YATO
- EAN number: 5906083917547
- 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: 6,60 €
- Manufacturer: Hogert Technik
- EAN number: 5902801216091
- Spanner Size: 1 / 2x7 / 8x50mmL
- Weight [g]: 250
- Item number: 907G2-01
- Our price: 7,65 €
- Manufacturer: FORCE
- EAN number: FOR 907G2-01
- 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: 12,86 €
- Manufacturer: FORCE
- EAN number: 4711436280718
- Spanner Size: 22
- Length [mm]: 75
- Width [mm]: 140
- Height [mm]: 32
- Quality: Premium
- Weight [kg]: 0,153
- Drive [inch]: 3 / 8
- Work side (profile): Hexagon
- Vehicle type: VW, BMW, Nissan
- Weight [g]: 167
- Item number: 26040L
- Our price: 33,57 €
- Manufacturer: SW-Stahl
- EAN number: 4033592022552
- Condition: New
price incl. 23% VAT
excl. delivery costs
- Spanner Size: 22
- Length [mm]: 75
- Width [mm]: 140
- Height [mm]: 32
- Quality: Premium
- Weight [kg]: 0,149
- Drive [inch]: 3 / 8
- Work side (profile): Hexagon
- Vehicle type: VW, BMW, Nissan
- Packaging: in plastic holder
- Weight [g]: 167
- Item number: 26040SB
- Our price: 36,75 €
- Manufacturer: SW-Stahl
- EAN number: 4033592037792
- Condition: New
price incl. 23% VAT
excl. delivery costs
- Bolt Head- / Nut Design: Hexagon
- Spanner Size: 22
- Material: Chrome Vanadium Steel
- Depth [mm]: 30
- Surface: Chromed, Polished
- Machining: Hardened
- Item number: SX0222
- Our price: 40,89 €
- Manufacturer: SEALEY
- EAN number: 5024209509800
- Quantity Unit: Kit
- Number of tools: 7
- Drive [inch]: 1 / 2, 3 / 8, 7 / 8, 1 / 16
- Item number: 11-881
- Our price: 44,55 €
- Manufacturer: NEO TOOLS
- EAN number: 5907558436884
- Condition: New
- short version
- Diameter 2 [mm]: 30,4
- Drive [mm]: 25
- Operating Mode: Manual (hand operated)
- Net weight [kg]: 0,23
- Spanner Size 1 [mm]: 22
- Depth [mm]: 7
- Length [mm]: 92
- Material: Chrome Vanadium Steel
- Surface: Chromed
- Drive side (profile): Rectangle
- Square Drive Tang Size [mm (inch)]: 12.5 (1 / 2")
- Output end (profile): Male Hex
- Item number: 4680-1
- Our price: 47,40 €
- Manufacturer: HAZET
- EAN number: 4000896165605
- Condition: New
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Which lambda sensor is the best for BMW 4 Gran Coupe (G26) 420 d Mild-Hybrid xDrive models?
The best lambda sensors for 4 Gran Coupe (G26) 420 d Mild-Hybrid xDrive Diesel/Electro models are sold by the following original brands:
- RIDEX
- BOSCH
- DENSO
- YATO
- BUGIAD
How much does a lambda sensor cost for a 4 Gran Coupe (G26) 420 d Mild-Hybrid xDrive?
The price of a lambda sensor for a BMW 4 Gran Coupe (G26) 420 d Mild-Hybrid xDrive is usually between €4.04 and €430.13.
What are the symptoms of a defective lambda sensor in the BMW BMW 4 Gran Coupe (G26) G26 420 d Mild-Hybrid xDrive?
A defective lambda sensor in the 4 Gran Coupe (G26) 420 d Mild-Hybrid xDrive Diesel/Electro 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 4 Gran Coupe (G26) 420 d Mild-Hybrid xDrive Mild Hybrid?
The lambda sensor in BMW 4 Gran Coupe (G26) 420 d Mild-Hybrid xDrive 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 4 Gran Coupe (G26) 420 d Mild-Hybrid xDrive Diesel/Electro (Direct Injection) 2021 - 2025 models have?
Cable length [mm] | 250; 371; 511; 540; 980; 1200 |
Weight [kg] | 0.149; 0.153 |
Vehicle emission standard | Euro; From Euro 6 |
Exhaust system type | before catalytic converter |
Lambda sensor design | Broadband oxygen sensor; Diagnostic Probe; Heated; Regulating Probe |
Length [mm] | 50; 75; 92; 1100 |
Overall length [mm] | 370; 660 |
Resistance | 2 - 9 |
Replacement interval | 210 000 - 250 000 km |