Lambda sensor BMW 3 (E46) 1998–2007 320 Ci M54 B22 (226S1) 0258005

Part type

Lambda sensor

Also known as

Oxygen sensor, O2 sensor

Manufacturer

BMW

Model

3 (E46)

Years

1998–2007

Engine

320 Ci

Engine code

M54 B22 (226S1)

SKU

EF4C0F3F

OEM

0258005177 [0258005-177, 0 258 005 177]

0258005

145758603 [1457586-03]

5810632

Lambda sensor removed from a BMW 3 (E46) with the M54 B22 petrol engine. This oxygen sensor monitors exhaust composition to optimize fuel mixture and emissions control. Verify the OEM codes—0258005, 0258005177, 145758603, or 5810632—match your original unit before ordering to ensure proper fitment and function.