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Audi A6 C5 Saloon 2.4 Lambda sensor (136 hp Petrol ALW)

Oxygen sensor Audi A6 C5 Saloon 2.4 136 Petrol Engine

Lambda sensor: We recommend you replace this part every 100.000 km

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  • Fitting Position: Exhaust Manifold
    • Engine Code: ASM
    • Construction Year from: 06 / 2001
    • Construction Year to: 05 / 2004
    • Oxygen Sensor: Regulating Probe
  • Thread Size: M18x1,5
  • Oxygen Sensor: Heated
  • Cable Length [mm]: 350
  • Conductor Number: 4
  • Number of connectors: 4
  • Connector Shape: D Shape
  • Line insulation design: with silicone-coated woven-fibre insulation
  • Item number: 3922L0131P
  • Our price: 14,91 €
  • Manufacturer: RIDEX PLUS
  • EAN number: 4066423687583
  • Condition: New
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In stock (Item(s) left: 4)
14,91 €

price incl. 23% VAT

excl. delivery costs

  • Fitting Position: before catalytic converter, after catalytic converter
    • TecDoc Engine Number: ASM
    • Construction Year from: 06 / 2001
    • Construction Year to: 05 / 2004
    • Vehicle Identification Number (VIN) from: 4B2000001
    • Oxygen Sensor: Regulating Probe, Diagnostic Probe
  • Thread Size: M18x1,5
  • Oxygen Sensor: Heated
  • Cable Length [mm]: 620
  • Conductor Number: 4
  • Number of connectors: 4
  • Connector Shape: D Shape
  • Line insulation design: with silicone-coated woven-fibre insulation
  • Item number: 3922L0091P
  • Our price: 16,41 €
  • Manufacturer: RIDEX PLUS
  • EAN number: 4066423664034
  • Condition: New
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In stock
16,41 €

price incl. 23% VAT

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    • TecDoc Engine Number: ASM
    • Construction Year from: 06 / 2001
    • Construction Year to: 05 / 2004
    • Oxygen Sensor: Diagnostic Probe
    • Exhaust System: after catalytic converter
  • Thread Size: M18x1,5
  • Oxygen Sensor: Heated
  • Overall Length [mm]: 1085
  • Number of circuits: 4
  • Number of connectors: 4
  • Connector Shape: oval
  • Line insulation design: with silicone-coated woven-fibre insulation
  • Item number: 3922L0149P
  • Our price: 17,03 €
  • Manufacturer: RIDEX PLUS
  • EAN number: 4066423664409
  • Condition: New
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In stock
17,03 €

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    • TecDoc Engine Number: ASM
    • Construction Year from: 06 / 2001
    • Construction Year to: 05 / 2004
    • Oxygen Sensor: Diagnostic Probe
    • Exhaust System: after catalytic converter
    • TecDoc Engine Number: ASM
    • Construction Year from: 06 / 2001
    • Construction Year to: 05 / 2004
    • Oxygen Sensor: Regulating Probe
    • Exhaust System: before catalytic converter
    • TecDoc Engine Number: ARN
    • Construction Year from: 02 / 1999
    • Construction Year to: 05 / 2000
    • Oxygen Sensor: Regulating Probe
    • Exhaust System: before catalytic converter
    • TecDoc Engine Number: ALW
    • Construction Year from: 12 / 1998
    • Construction Year to: 01 / 1999
    • Oxygen Sensor: Regulating Probe
    • Exhaust System: before catalytic converter
    • Vehicle Identification Number (VIN) from: 4B..X..068 801
  • 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 cable tie, with fastening / mounting material
  • Line insulation design: with silicone-coated woven-fibre insulation
  • Item number: 3922L0167P
  • Our price: 17,31 €
  • Manufacturer: RIDEX PLUS
  • EAN number: 4066423657111
  • Condition: New
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In stock
17,31 €

price incl. 23% VAT

excl. delivery costs

  • Fitting Position: Left, Right, Front, before catalytic converter, after catalytic converter
    • Construction Year from: 06 / 2001
    • Oxygen Sensor: Regulating Probe, Diagnostic Probe
    • Engine Code: ASM
    • Vehicle Identification Number (VIN) from: 4B_2_000001
  • Thread Size: M18x1,5
  • Oxygen Sensor: Heated
  • Cable Length [mm]: 625
  • Number of circuits: 4
  • Number of connectors: 4
  • Connector Shape: D Shape
  • Line insulation design: with silicone-coated woven-fibre insulation
  • Item number: 3922L0004P
  • Our price: 17,47 €
  • Manufacturer: RIDEX PLUS
  • EAN number: 4066423657432
  • Condition: New
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In stock
17,47 €

price incl. 23% VAT

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  • Fitting Position: Left, Right
    • Construction Year from: 12 / 1998, 01 / 1999, 06 / 2000
    • Construction Year to: 01 / 1999, 05 / 2001
    • Engine Code: ALW, ARN, ASM
    • Transmission Type: Manual Transmission
    • Vehicle Identification Number (VIN) from: X~067801
  • Thread Size: M18x1,5
  • Oxygen Sensor: Heated
  • Cable Length [mm]: 530
  • Number of pins: 4
  • Number of circuits: 4
  • Connector Shape: D Shape
  • Line insulation design: with silicone-coated woven-fibre insulation
  • Item number: 3922L0503P
  • Our price: 17,63 €
  • Manufacturer: RIDEX PLUS
  • EAN number: 4066423716641
  • Condition: New
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In stock
17,63 €

price incl. 23% VAT

excl. delivery costs

  • Fitting Position: Left, Right
    • Construction Year from: 06 / 2001
    • Construction Year to: 05 / 2004
    • Engine Code: ASM
    • Transmission Type: Manual Transmission
    • Oxygen Sensor: Regulating Probe
    • Exhaust System: before catalytic converter
  • Thread Size: M18x1,5
  • Oxygen Sensor: Heated
  • Cable Length [mm]: 640
  • Number of pins: 4
  • Number of circuits: 4
  • Connector Shape: D Shape
  • Line insulation design: with silicone-coated woven-fibre insulation
  • Item number: 3922L0481P
  • Our price: 18,33 €
  • Manufacturer: RIDEX PLUS
  • EAN number: 4066423703870
  • Condition: New
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In stock
18,33 €

price incl. 23% VAT

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    • TecDoc Engine Number: ALW
    • Construction Year to: 12 / 1998
    • Oxygen Sensor: Regulating Probe
    • Exhaust System: before catalytic converter
    • Vehicle Identification Number (VIN) to: 4B..X..067 801
  • 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: 3922L0225P
  • Our price: 19,01 €
  • Manufacturer: RIDEX PLUS
  • EAN number: 4066423657227
  • Condition: New
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In stock
19,01 €

price incl. 23% VAT

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  • Thread Size: M18x1,5
  • Oxygen Sensor: Heated
  • Cable Length [mm]: 1570
  • Number of circuits: 4
  • Number of connectors: 4
  • Connector Shape: D Shape
  • Line insulation design: with silicone-coated woven-fibre insulation
  • Item number: 3922L0036P
  • Our price: 21,40 €
  • Manufacturer: RIDEX PLUS
  • EAN number: 4066423678543
  • Condition: New
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In stock
21,40 €

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3922L0221P O2 sensor Audi A6 2.4 136 hp 100 kW ALW 1999 4B2, C5 RIDEX PLUS 3922L0221P Audi A6 C5 Saloon 2.4 Lambda sensor 136 hp Petrol 2004 cost
RIDEX PLUS 3922L0221P Lambda sensor before catalytic converter, M18x1,5, Heated, 4, D Shape
Article number: 3922L0221P
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    • TecDoc Engine Number: ARN
    • Construction Year from: 02 / 1999
    • Construction Year to: 05 / 2000
    • Oxygen Sensor: Regulating Probe
    • Exhaust System: before catalytic converter
    • TecDoc Engine Number: ALW
    • Construction Year from: 12 / 1998
    • Construction Year to: 01 / 1999
    • Oxygen Sensor: Regulating Probe
    • Exhaust System: before catalytic converter
    • Vehicle Identification Number (VIN) from: 4B..X..068 801
  • Thread Size: M18x1,5
  • Oxygen Sensor: Heated
  • Cable Length [mm]: 1570
  • Number of pins: 4
  • Number of circuits: 4
  • Connector Shape: D Shape
  • Line insulation design: with silicone-coated woven-fibre insulation
  • Item number: 3922L0221P
  • Our price: 24,84 €
  • Manufacturer: RIDEX PLUS
  • EAN number: 4066423662771
  • Condition: New
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In stock
24,84 €

price incl. 23% VAT

excl. delivery costs

  • Fitting Position: Left, Right, Front, before catalytic converter, after catalytic converter
    • Construction Year from: 06 / 2001
    • Oxygen Sensor: Regulating Probe, Diagnostic Probe
    • Engine Code: ASM
    • Vehicle Identification Number (VIN) from: 4B_2_000001
  • Thread Size: M18x1,5
  • Oxygen Sensor: Heated
  • Cable Length [mm]: 625
  • Number of circuits: 4
  • Number of connectors: 4
  • Connector Shape: D Shape
  • Line insulation design: with silicone-coated woven-fibre insulation
  • Item number: 3922L0004
  • Our price: 26,13 €
  • Manufacturer: RIDEX
  • EAN number: 4059191655021
  • Condition: New
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In stock
-54%
compared to RRP 57,17 €

26,13 €
Price per item

price incl. 23% VAT

excl. delivery costs

    • Engine Code: ASM
    • Construction Year from: 06 / 2001
    • Construction Year to: 05 / 2004
    • Oxygen Sensor: Diagnostic Probe
    • Exhaust System: after catalytic converter
  • Thread Size: M18x1,5
  • Oxygen Sensor: Heated
  • Cable Length [mm]: 1600
  • Number of pins: 4
  • Number of circuits: 4
  • Connector Shape: D Shape
  • Line insulation design: with silicone-coated woven-fibre insulation
  • Item number: 3922L0287
  • Our price: 31,94 €
  • Manufacturer: RIDEX
  • EAN number: 4064138008938
  • Condition: New
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In stock
-55%
compared to RRP 72,42 €

31,94 €
Price per item

price incl. 23% VAT

excl. delivery costs

  • Fitting Position: Left, Right
    • Construction Year from: 06 / 2001
    • Construction Year to: 05 / 2004
    • Engine Code: ASM
    • Transmission Type: Manual Transmission
    • Oxygen Sensor: Regulating Probe
    • Exhaust System: before catalytic converter
  • Thread Size: M18x1,5
  • Oxygen Sensor: Heated
  • Cable Length [mm]: 640
  • Number of pins: 4
  • Number of circuits: 4
  • Connector Shape: D Shape
  • Line insulation design: with silicone-coated woven-fibre insulation
  • Item number: 3922L0481
  • Our price: 34,14 €
  • Manufacturer: RIDEX
  • EAN number: 4064138579094
  • Condition: New
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In stock
34,14 €
Price per item

price incl. 23% VAT

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RIDEX 3922L0085 Lambda sensor Heated, 4, D Shape
Article number: 3922L0085
Reviews - 11
  • Oxygen Sensor: Heated
  • Cable Length [mm]: 440
  • Number of pins: 4
  • Number of circuits: 4
  • Connector Shape: D Shape
  • Line insulation design: with silicone-coated woven-fibre insulation
  • Item number: 3922L0085
  • Our price: 34,21 €
  • Manufacturer: RIDEX
  • EAN number: 4059191659548
  • Condition: New
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In stock
-51%
compared to RRP 71,16 €

34,21 €
Price per item

price incl. 23% VAT

excl. delivery costs

    • TecDoc Engine Number: ARN
    • Construction Year from: 02 / 1999
    • Construction Year to: 05 / 2000
    • Oxygen Sensor: Regulating Probe
    • Exhaust System: before catalytic converter
    • TecDoc Engine Number: ALW
    • Construction Year from: 12 / 1998
    • Construction Year to: 01 / 1999
    • Oxygen Sensor: Regulating Probe
    • Exhaust System: before catalytic converter
    • Vehicle Identification Number (VIN) from: 4B..X..068 801
  • Thread Size: M18x1,5
  • Oxygen Sensor: Heated
  • Cable Length [mm]: 1570
  • Number of pins: 4
  • Number of circuits: 4
  • Connector Shape: D Shape
  • Line insulation design: with silicone-coated woven-fibre insulation
  • Item number: 3922L0221
  • Our price: 34,59 €
  • Manufacturer: RIDEX
  • EAN number: 4059191659180
  • Condition: New
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In stock (Item(s) left: 4)
-46%
compared to RRP 64,80 €

34,59 €
Price per item

price incl. 23% VAT

excl. delivery costs

RIDEX 3922L0133 Lambda sensor M18x1,5, Heated, D Shape
Article number: 3922L0133
Reviews - 2
  • Thread Size: M18x1,5
  • Oxygen Sensor: Heated
  • Cable Length [mm]: 440
  • Number of pins: 4
  • Conductor Number: 4
  • Connector Shape: D Shape
  • Line insulation design: with silicone-coated woven-fibre insulation
  • Item number: 3922L0133
  • Our price: 34,97 €
  • Manufacturer: RIDEX
  • EAN number: 4059191660087
  • Condition: New
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In stock
-65%
compared to RRP 101,67 €

34,97 €

price incl. 23% VAT

excl. delivery costs

  • Thread Size: M18x1,5-6e
  • Oxygen Sensor: Heated
  • Engine Code: ASM
  • Cable Length [mm]: 1150
  • Conductor Number: 4
  • Number of connectors: 4
  • Voltage [V]: 12
  • Connector Shape: D Shape
  • Line insulation design: with silicone-coated woven-fibre insulation
  • Item number: 3922L0786
  • Our price: 35,54 €
  • Manufacturer: RIDEX
  • EAN number: 4066423183436
  • Condition: New
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In stock
35,54 €

price incl. 23% VAT

excl. delivery costs

  • Fitting Position: before catalytic converter, after catalytic converter
    • TecDoc Engine Number: ASM
    • Construction Year from: 06 / 2001
    • Construction Year to: 05 / 2004
    • Vehicle Identification Number (VIN) from: 4B2000001
    • Oxygen Sensor: Regulating Probe, Diagnostic Probe
  • Thread Size: M18x1,5
  • Oxygen Sensor: Heated
  • Cable Length [mm]: 620
  • Conductor Number: 4
  • Number of connectors: 4
  • Connector Shape: D Shape
  • Line insulation design: with silicone-coated woven-fibre insulation
  • Item number: 3922L0091
  • Our price: 38,84 €
  • Manufacturer: RIDEX
  • EAN number: 4059191659609
  • Condition: New
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In stock
-58%
compared to RRP 92,77 €

38,84 €

price incl. 23% VAT

excl. delivery costs

  • Fitting Position: Left, Right, Front, after catalytic converter
    • Construction Year from: 06 / 2001
    • Construction Year to: 05 / 2004
    • Oxygen Sensor: Diagnostic Probe
    • Vehicle Identification Number (VIN) from: 4B_2_000001
    • Engine Code: ASM
  • Thread Size: M18x1,5
  • Oxygen Sensor: Heated
  • Cable Length [mm]: 780
  • Number of pins: 6
  • Number of circuits: 5
  • Connector Shape: D Shape
  • Line insulation design: with silicone-coated woven-fibre insulation
  • Item number: 3922L0194P
  • Our price: 39,77 €
  • Manufacturer: RIDEX PLUS
  • EAN number: 4066423664294
  • Condition: New
Show OEM numbers of the product
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In stock
39,77 €

price incl. 23% VAT

excl. delivery costs

    • TecDoc Engine Number: ASM
    • Construction Year from: 06 / 2001
    • Construction Year to: 05 / 2004
    • Oxygen Sensor: Diagnostic Probe
    • Exhaust System: after catalytic converter
  • Thread Size: M18x1,5
  • Oxygen Sensor: Heated
  • Overall Length [mm]: 1050
  • Number of circuits: 4
  • Number of connectors: 4
  • Connector Shape: oval
  • Line insulation design: with silicone-coated woven-fibre insulation
  • Item number: 3922L0149
  • Our price: 41,49 €
  • Manufacturer: RIDEX
  • EAN number: 4059191660261
  • Condition: New
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In stock
-51%
compared to RRP 86,41 €

41,49 €

price incl. 23% VAT

excl. delivery costs

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Which lambda sensor is the best for AUDI A6 Saloon (4B2, C5) 2.4 models?

The best lambda sensors for Audi A6 C5 Saloon 2.4 Petrol models are sold by the following original brands:

  • RIDEX
  • BOSCH
  • DENSO
  • YATO
  • BUGIAD

How much does a lambda sensor cost for a Audi A6 C5 Saloon 2.4?

The price of a lambda sensor for a AUDI A6 Saloon (4B2, C5) 2.4 is usually between €14.91 and €41.49.

What are the symptoms of a defective lambda sensor in the Audi Audi A6 C5 Saloon 4B2, C5 2.4?

A defective lambda sensor in the A6 Saloon (4B2, C5) 2.4 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 Audi A6 Saloon (4B2, C5) 2.4 Petrol Engine?

The lambda sensor in Audi A6 Saloon (4B2, C5) 2.4 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 Audi A6 C5 Saloon 2.4 Petrol (Intake Manifold Injection/ Carburettor) 1998 - 2005 models have?

Cable length [mm] 350; 440; 530; 570; 620; 625; 640; 780; 1150; 1570; 1600
Weight [kg]
Vehicle emission standard Euro
Exhaust system type after catalytic converter; before catalytic converter
Lambda sensor design Heated
Length [mm]
Overall length [mm] 1050; 1085
Resistance 3 - 7
Replacement interval 50 000 - 90 000 km
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