Lambda Sensor DELPHI ES20104-12B1
O2 Sensor DELPHI ES20104-12B1. Fits 9 car models (FORD, MAZDA). Replaces 29 OE numbers.

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Specification. From the manufacturer's data.
- Brand
- DELPHI
- Category
- O2 Sensor
- Cable Length [mm]
- 414 mm
- MPN
- ES20104-12B1
- SKU
- 0089-ES20104-12B1
- GTIN / EAN
- 5012759497609
- What's included
- 1x O2 Sensor
OE numbers. The originals this part replaces.
Numbers the vehicle makers and other brands use for this part. Only a confirmed OE number links to its own page; other brands' equivalents are under “Equivalent products”.
- FORD3S4A9F472B1A
- FORD3S4Z 9F472-BA
- FORD5C5Z 9F472-AA
- FORD5L8Z 9F472-AA
- FORD5L8Z 9F472-BA
- FORD7T4Z 9F472-A
- MAZDAAJ04-18-861B
- MAZDACY01-18-861
- FORDF7VZ9F472AA
- FORDF8VF9F472AA
- FORDF8VF9F472B2A
- FORDF8VF9F472BA
Show all 29 OE numbers
- FORDF8VF9F472BA1
- FORDF8VZ 9F472-AA
- FORDF8VZ 9F472-BA
- MAZDAL3H5-18-861
- FORDXC2F9F472A1A
- FORDXC2F9F472AA
- FORDXC2F9F472B1A
- FORDXC2F9F472B2A
- FORDXC2F9F472BA
- FORDXC2F9F472BB
- FORDXC2Z9F472A1A
- FORDXC2Z 9F472-AA
- FORDXC2Z 9F472-BA
- FORDXC2Z 9F472-BB
- FORDYL849F472BC
- FORDYL8Z 9F472-BA
- MAZDAZZC3-18-861
Where this part fits
Original-fit position for OE XC2F9F472BA. The red ring marks where this part installs on the vehicle.

Equivalent products. They fit in the same place.
0 available · 46 numbers
All 46 cross-reference numbers
Numbers other makers give for this part. They are aftermarket numbers, not the vehicle maker's OE numbers; a linked number is one we sell.
- ACDelco 2131317
- ACDelco 2131367
- ACDelco 2131408
- ACDelco 2131459
- ACDelco 2131460
- AIRTEX 5S3282
- AIRTEX 5S3286
- AIRTEX 5S3319
- AIRTEX 5S3651
- AIRTEX 5S4285
- AIRTEX 5S7321
- AIRTEX 5S7348
- AIRTEX 5S8307
- BorgWarner OS123
- BorgWarner OS124
- BorgWarner OS152
- BorgWarner OS1479
- BorgWarner OS1949
- BorgWarner OS1977
- BorgWarner OS1992
- BorgWarner OS2244
- DENSO 2343472
- DENSO 2344045
- DENSO 2344046
- DENSO 2344370
- DENSO 2344374
- INTERMOTOR SG179
- INTERMOTOR SG319
- INTERMOTOR SG448
- INTERMOTOR SG726
- INTERMOTOR SG1198
- INTERMOTOR SG1411
- INTERMOTOR SG1813
- INTERMOTOR SG1814
- Motorcraft DY-821
- Motorcraft DY-823
- Motorcraft DY-834
- Motorcraft DY-850
- Motorcraft DY-863
- Motorcraft DY-877
- Motorcraft DY-1039
- Motorcraft DY-1040
- Motorcraft DY-1042
- Motorcraft DY-1045
- Motorcraft DY-1064
- WALKER PRODUCTS 25024301
Compatible cars. FORD, MAZDA, 9 models.
Matched from the manufacturer's data.
| Model | Engines | Years |
|---|---|---|
| FORD7 models | ||
| FORD COUGAR (EC) | 2.5 ST 200, 2.5 V6 24V | 1998–2001 |
| FORD FOCUS I (DAW, DBW) | ST170 | 1998–2009 |
| FORD FOCUS I Turnier (DNW) | ST170 | 1999–2007 |
| FORD MAVERICK | 3.0 V6 24V, 3.0 V6 24V FWD | 2001– |
| FORD MONDEO II (BAP) | 2.5 24V, 2.5 ST 200 | 1996–2000 |
| FORD MONDEO II Saloon (BFP) | 2.5 24V, 2.5 ST 200 | 1996–2000 |
FORD1 more model
| Model | Engines | Years |
|---|---|---|
| FORD MONDEO II Turnier (BNP) | 2.5 24V, 2.5 ST 200 | 1996–2000 |
MAZDA2 models
| Model | Engines | Years |
|---|---|---|
| MAZDA CX-9 (TB) | 3.7, 3.7 AWD (TB10A) | 2006– |
| MAZDA TRIBUTE (EP) | 2.3 AWD (EP3W), 3.0 V6 24V 4WD (EPFW), 3.0 V6 AWD (EPFW) | 2000–2008 |
Always verify compatibility with your vehicle before ordering.
More about this part. Related categories and similar parts.
DELPHI
Related categories
Customers also bought
Common OE numbers for this part
Common original equipment numbers linked to replacement-part pages.
Related Guides
Delivery and returns. No small print.
£5.99
Standard delivery
Delivery estimates depend on current stock availability.
£50.00
Free delivery
Orders from £50.00
14 days
Returns
Money back if the part does not fit.
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2-year warranty against manufacturing defects on all parts, counted from delivery. 14-day money-back guarantee if the part doesn't fit your vehicle. Delivery terms
We ship from the EU to 201 countries. Deliveries within the EU carry no customs charges; outside the UK and the EU, the destination country may charge import duties and taxes, paid on delivery. Delivery times and prices by country
Delivery times to EU countries (working days)
Austria 4–7, Belgium 4–7, Bulgaria 5–9, Croatia 5–9, Cyprus 4–19, Czechia 4–7, Denmark 4–8, Estonia 3–4, Finland 6–10, France 5–8, Germany 3–5, Greece 6–10, Hungary 4–7, Ireland 5–9, Italy 5–9, Latvia 2–3, Lithuania 2–3, Luxembourg 4–7, Malta 4–9, Netherlands 4–7, Poland 3–6, Portugal 6–10, Romania 4–8, Slovakia 4–7, Slovenia 4–8, Spain 6–9, Sweden 5–10