BMW 12111312160 CAP

Description

The CAP is a critical component in the engine electronics system of the BMW M3, produced from December 1988 onwards. It is used in the context of high-performance vehicles, specifically in the M3 model. The technical benefits include improved ignition performance and reduced electrical interference.

Key Features & Benefits

This little cap basically seals off an opening, usually on a sensor or some other electrical component somewhere in the engine system. It prevents dirt, dust, water, and just general grime from getting into the connector and causing problems. Sometimes it also helps with shielding against electromagnetic interference. It’s a surprisingly simple part, but it does a surprisingly important job. Think of it like a tiny bodyguard for an electrical connection. It’s not doing anything active, it’s just protecting something else that is. You’ll find these on a lot of different sensors – oxygen sensors, crankshaft position sensors, things like that. It’s not something that makes the engine go, it just helps keep the stuff that does make the engine go functioning properly.

Symptoms, Risks & Replacements

Without this cap, that connector is vulnerable. Moisture gets in, corrosion builds up, and eventually you’ll get intermittent signals or a complete failure of that sensor. You’ll notice if a sensor starts acting up, usually with a check engine light, or maybe rough running or poor fuel economy. It’s a small, inexpensive part that can save you a lot of headache down the road. You can find these pretty easily, even places like Fixparts Online usually stock them. It's one of those things you don’t really think about until it’s missing or damaged, then you quickly realize how important it was. Product information is provided for reference only. The part number and compatibility with your equipment are decisive when selecting the correct item.

Warranty Information

BMW CAP (MPN 12111312160) comes with a 1-year warranty.