Lambda Monitor sensor
11 78 7 506 53911787506539·short number 7506539Genuine BMW Part
Photos coming soon — see the BMW diagram below
07 View BMW DiagramSee this part on the official exploded view→Lambda Monitor sensor — a genuine BMW part, number 11 78 7 506 539. The number stamped on the part is 11787506539; BMW's catalog files it under the short number 7506539. You will find it on our Engine shelf, under Exhaust gas control systems.
It fits every E46 body style (316i, 316ti, 318i and 318ti, 2001–2004), with the N42 or N46 engines.
BMW draws it on 2 diagrams, among them Catalyst/Lambda Probe (18_0534) and Lambda Probe Fixings (18_0643). It weighs about 116 g (0.3 lb).
We have not had one on the shelf yet. Request it and we will tell you when one comes off a car.
Details
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Every used part is inspected and graded before listing. Condition grades:
- Good — minimal wear, fully functional.
- Fair — normal wear, fully functional.
- Acceptable — visible wear, still functional.
Returns: 30 days if a part arrives damaged or isn't what the listing described. Full policy.
Shipping: Ships within the US. Orders ship within 1–2 business days; small parcels ship free on orders of $75.00 or more. Oversize items ship at a flat $49.99 each — free shipping does not cover them.