BMW Z4 E85 2.5 i Lambda sensor (192 hp Petrol M54 B25 (256S5))
Lambda sensor: We recommend you replace this part every 100.000 km
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- Fitting Position: for cylinder 4-6, before catalytic converter
- Oxygen Sensor: Regulating Probe
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- Fitting Position: for cylinder 1-3, before catalytic converter
- Oxygen Sensor: Regulating Probe
- Thread Size: M18x1,5
- Oxygen Sensor: Heated
- Cable Length [mm]: 335
- Number of circuits: 4
- Number of connectors: 4
- Connector Shape: round
- Line insulation design: with silicone-coated woven-fibre insulation
- Item number: 3922L0057P
- Our price: 16,09 €
- Manufacturer: RIDEX PLUS
- EAN number: 4066423662450
- Condition: New
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- Construction Year to: 11 / 2005
- Oxygen Sensor: Diagnostic Probe, Regulating Probe
- Exhaust System: after catalytic converter, before catalytic converter
- Fitting Position: for cylinder 4-6
- Left- / right-hand drive vehicles: for left-hand drive vehicles
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- Construction Year to: 11 / 2005
- Oxygen Sensor: Diagnostic Probe
- Exhaust System: after catalytic converter
- Fitting Position: for cylinder 1-3
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- Construction Year to: 11 / 2005
- Oxygen Sensor: Regulating Probe
- Exhaust System: before catalytic converter
- Left- / right-hand drive vehicles: for right-hand drive vehicles
- Fitting Position: for cylinder 4-6
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- Construction Year to: 11 / 2005
- Oxygen Sensor: Regulating Probe
- Exhaust System: before catalytic converter
- Left- / right-hand drive vehicles: for right-hand drive vehicles
- Fitting Position: for cylinder 1-3
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- Construction Year to: 11 / 2005
- Oxygen Sensor: Regulating Probe
- Exhaust System: before catalytic converter
- Left- / right-hand drive vehicles: for left-hand drive vehicles
- Fitting Position: for cylinder 1-3
- Thread Size: M18x1,5
- Oxygen Sensor: Heated
- Cable Length [mm]: 570
- Number of circuits: 4
- Supplementary Article / Supplementary Info Info 2: without plug
- Connector / Clamp: Connector may need adjustment
- Supplementary Article / Supplementary Info: with cable tie, with fastening / mounting material
- Line insulation design: with silicone-coated woven-fibre insulation
- Item number: 3922L0227P
- Our price: 16,33 €
- Manufacturer: RIDEX PLUS
- EAN number: 4066423657319
- Condition: New
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- Oxygen Sensor: Regulating Probe
- Left- / right-hand drive vehicles: for right-hand drive vehicles
- Fitting Position: Exhaust Manifold
- Thread Size: M18x1,5
- Oxygen Sensor: Heated
- Cable Length [mm]: 440
- Conductor Number: 4
- Number of connectors: 4
- Connector Shape: round
- Line insulation design: with silicone-coated woven-fibre insulation
- Plug housing design: Plug sleeve housing
- Item number: 3922L0136P
- Our price: 17,29 €
- Manufacturer: RIDEX PLUS
- EAN number: 4066423714081
- Condition: New
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- Fitting Position: Front
- Left- / right-hand drive vehicles: for left-hand drive vehicles
- Oxygen Sensor: Heated
- Cable Length [mm]: 285
- Number of pins: 4
- Number of circuits: 4
- External Thread [mm]: M18 x 1,5
- Connector Shape: round
- Plug housing design: Plug sleeve housing
- Line insulation design: with silicone-coated woven-fibre insulation
- Item number: 3922L0006P
- Our price: 17,60 €
- Manufacturer: RIDEX PLUS
- EAN number: 4066423657531
- Condition: New
- Thread Size: M18x1,5
- Oxygen Sensor: Heated
- Cable Length [mm]: 885
- Conductor Number: 4
- Number of connectors: 4
- Connector Shape: round
- Plug housing design: Plug sleeve housing
- Line insulation design: with silicone-coated woven-fibre insulation
- Item number: 3922L0140P
- Our price: 19,24 €
- Manufacturer: RIDEX PLUS
- EAN number: 4066423713947
- Condition: New
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- Left- / right-hand drive vehicles: for left-hand drive vehicles, for right-hand drive vehicles
- Oxygen Sensor: Regulating Probe, Diagnostic Probe
- TecDoc Engine Number: M54 B25 (256S5)
- Engine Code: M54256S5
- Fitting Position: Front
- Exhaust System: after catalytic converter
- Oxygen Sensor: Heated
- Cable Length [mm]: 865
- Number of circuits: 4
- External Thread [mm]: M18 x 1,5
- Connector Shape: round
- Number of used contacts: 4
- Line insulation design: with silicone-coated woven-fibre insulation
- Item number: 3922L0059P
- Our price: 19,56 €
- Manufacturer: RIDEX PLUS
- EAN number: 4066423662474
- Condition: New
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- Fitting Position: Front
- Left- / right-hand drive vehicles: for left-hand drive vehicles
- Oxygen Sensor: Heated
- Cable Length [mm]: 300
- Number of pins: 4
- Number of circuits: 4
- External Thread [mm]: M18 x 1,5
- Connector Shape: round
- Plug housing design: Plug sleeve housing
- Line insulation design: with silicone-coated woven-fibre insulation
- Item number: 3922L0006
- Our price: 27,96 €
- Manufacturer: RIDEX
- EAN number: 4059191655045
- Condition: New
price incl. 23% VAT
excl. delivery costs
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- Oxygen Sensor: Regulating Probe
- Left- / right-hand drive vehicles: for right-hand drive vehicles
- for cylinder: 1-3
- Fitting Position: Exhaust Manifold
- Thread Size: M18x1,5
- Oxygen Sensor: Heated
- Cable Length [mm]: 540
- Conductor Number: 4
- Number of connectors: 4
- Connector Shape: round
- Line insulation design: with silicone-coated woven-fibre insulation
- Plug housing design: Plug sleeve housing
- Item number: 3922L0136
- Our price: 30,03 €
- Manufacturer: RIDEX
- EAN number: 4059191660131
- Condition: New
price incl. 23% VAT
excl. delivery costs
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- Oxygen Sensor: Regulating Probe
- for cylinder: 1-3
- Exhaust System: before catalytic converter
- Thread Size: M18x1,5
- Oxygen Sensor: Heated
- Cable Length [mm]: 350
- Number of circuits: 4
- Number of connectors: 4
- Connector Shape: round
- Line insulation design: with silicone-coated woven-fibre insulation
- Item number: 3922L0057
- Our price: 31,11 €
- Manufacturer: RIDEX
- EAN number: 4059191655533
- Condition: New
price incl. 23% VAT
excl. delivery costs
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- Construction Year to: 11 / 2005
- Oxygen Sensor: Diagnostic Probe, Regulating Probe
- Exhaust System: after catalytic converter, before catalytic converter
- Fitting Position: for cylinder 4-6
- Left- / right-hand drive vehicles: for left-hand drive vehicles
-
- Construction Year to: 11 / 2005
- Oxygen Sensor: Diagnostic Probe
- Exhaust System: after catalytic converter
- Fitting Position: for cylinder 1-3
-
- Construction Year to: 11 / 2005
- Oxygen Sensor: Regulating Probe
- Exhaust System: before catalytic converter
- Left- / right-hand drive vehicles: for right-hand drive vehicles
- Fitting Position: for cylinder 4-6
-
- Construction Year to: 11 / 2005
- Oxygen Sensor: Regulating Probe
- Exhaust System: before catalytic converter
- Left- / right-hand drive vehicles: for right-hand drive vehicles
- Fitting Position: for cylinder 1-3
-
- Construction Year to: 11 / 2005
- Oxygen Sensor: Regulating Probe
- Exhaust System: before catalytic converter
- Left- / right-hand drive vehicles: for left-hand drive vehicles
- Fitting Position: for cylinder 1-3
- Thread Size: M18x1,5
- Oxygen Sensor: Heated
- Cable Length [mm]: 570
- Number of circuits: 4
- Supplementary Article / Supplementary Info Info 2: without plug
- Connector / Clamp: Connector may need adjustment
- Supplementary Article / Supplementary Info: with cable tie, with fastening / mounting material
- Line insulation design: with silicone-coated woven-fibre insulation
- Item number: 3922L0227
- Our price: 33,75 €
- Manufacturer: RIDEX
- EAN number: 4059191378678
- Condition: New
price incl. 23% VAT
excl. delivery costs
- Thread Size: M18x1,5
- Oxygen Sensor: Heated
- Cable Length [mm]: 1020
- Conductor Number: 4
- Number of connectors: 4
- Connector Shape: round
- Plug housing design: Plug sleeve housing
- Line insulation design: with silicone-coated woven-fibre insulation
- Item number: 3922L0140
- Our price: 64,79 €
- Manufacturer: RIDEX
- EAN number: 4059191660179
- Condition: New

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- Construction Year to: 11 / 2005
- Connector / Clamp: Connector may need adjustment
- Thread Size: M18x1,5
- Oxygen Sensor: Oxygen Sensor, Heated
- Number of circuits: 4
- Manufacturer Restriction: BMW
- Spanner Size: 22
- Assy. / disassy. by qualified personnel required!
- Item number: 120-08-057
- Our price: 22,83 €
- Manufacturer: ABAKUS
- EAN number: 224657235318172353181
- Condition: New

- Thread Size: M18x1,5
- Oxygen Sensor: Oxygen Sensor, Heated
- Number of circuits: 4
- Spanner Size: 22
- Assy. / disassy. by qualified personnel required!
- Item number: 120-08-061
- Our price: 22,83 €
- Manufacturer: ABAKUS
- EAN number: 224657235318212353182
- Condition: New
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- Construction Year to: 11 / 2005
- Exhaust System: after catalytic converter
- for cylinder: 1 - 3
- Oxygen Sensor: Diagnostic Probe
- Cable Length [mm]: 990
- Number of circuits: 4
- Item number: ENT600062
- Our price: 25,39 €
- Manufacturer: ENGITECH
- EAN number: 226889168838921688389
- Condition: New
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- Construction Year to: 11 / 2005
- Oxygen Sensor: Diagnostic Probe
- Fitting Position: after catalytic converter, for cylinder 1-3, Front
- Oxygen Sensor: Heated
- Overall Length [mm]: 990
- Number of circuits: 4
- Recommended change interval [km]: 160000
- Item number: 59-0083
- Our price: 26,54 €
- Manufacturer: MAXGEAR
- EAN number: 5902659750891
- Condition: New

- Oxygen Sensor: Oxygen Sensor
- Number of pins: 4
- Length [mm]: 300
- Item number: 06594
- Our price: 26,57 €
- Manufacturer: OSSCA
- EAN number: 6943573065943
- Condition: New
- Oxygen Sensor: Diagnostic Probe, Planar probe
- Length [mm]: 990
- Item number: 501 282
- Our price: 29,54 €
- Manufacturer: TOPRAN
- EAN number: 1178140000019
- Condition: New
price incl. 23% VAT
excl. delivery costs
- Oxygen Sensor: Heated
- Fitting Position: after catalytic converter
- Cable Length [mm]: 1000
- Number of circuits: 4
- External Thread [mm]: M18 x 1,5
- Spanner Size: 22
- Switch Point [°C]: 98
- Item number: 1493800500
- Our price: 29,99 €
- Manufacturer: JP GROUP
- EAN number: 5710412228798
- Condition: New
- Oxygen Sensor: Diagnostic Probe, Thread pre-greased
- Fitting Position: after catalytic converter
- Number of circuits: 4
- Fabrication Number: ESL-CH-009
- Item number: ESL-CH-009
- Our price: 30,43 €
- Manufacturer: NTY
- EAN number: 5902048923950
- Condition: New
- Oxygen Sensor: Regulating Probe, Diagnostic Probe, Thread pre-greased
- Fitting Position: Front, before catalytic converter, after catalytic converter
- Length [mm]: 320
- Fabrication Number: ESL-BM-008
- Item number: ESL-BM-008
- Our price: 31,38 €
- Manufacturer: NTY
- EAN number: 5902048081278
- Condition: New
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Which lambda sensor is the best for BMW Z4 Roadster (E85) 2.5 i models?
The best lambda sensors for Z4 E85 2.5 i Petrol models are sold by the following original brands:
- RIDEX
- BOSCH
- DENSO
- YATO
- BUGIAD
How much does a lambda sensor cost for a Z4 E85 2.5 i?
The price of a lambda sensor for a BMW Z4 Roadster (E85) 2.5 i is usually between €16.09 and €64.79.
What are the symptoms of a defective lambda sensor in the BMW BMW Z4 E85 E85 2.5 i?
A defective lambda sensor in the Z4 Roadster (E85) 2.5 i Petrol 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 Z4 Roadster (E85) 2.5 i Petrol Engine?
The lambda sensor in BMW Z4 Roadster (E85) 2.5 i 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 Z4 E85 2.5 i Petrol (Intake Manifold Injection/ Carburettor) 2002 - 2005 models have?
Cable length [mm] | 285; 300; 335; 350; 440; 540; 570; 865; 885; 990; 1000; 1020 |
Weight [kg] | |
Vehicle emission standard | Euro |
Exhaust system type | after catalytic converter; before catalytic converter |
Lambda sensor design | Diagnostic Probe; Heated; Oxygen Sensor; Planar probe; Regulating Probe; Thread pre-greased |
Length [mm] | 300; 320; 990 |
Overall length [mm] | 990 |
Resistance | 3 - 7 |
Replacement interval | 170 000 - 210 000 km |