Walker Products Oxygen Sensor P/N:350-341076
Walker Products 350-34594 oxygen sensor for the 1994-1995 BMW 530i V8 3.0L and other vehicles measures the oxygen in the exhaust gas to track combustion efficiency.
A failing sensor can show up as rough running, higher fuel use, more exhaust emissions or a lit malfunction indicator light. Those signs can come from other parts too, so with the engine off and cool, look over the sensor, its wiring harness and its connector for physical damage before you replace it.
This oxygen sensor for the 1994-1995 BMW 530i V8 3.0L also fits the 1995 BMW 540i V8 4.0L. It is an OE replacement made for its specific application and position, and it gives the ECU the diagnostic feedback it expects. This listing is a single sensor for the upstream left or upstream right position, and the fitment gives a quantity of one.
Fit and size
Build and materials
Is Walker Products 350-34594 the right oxygen sensor for the 1995 BMW 540i V8 4.0L?
Yes. Walker Products 350-34594 fits the 1995 BMW 540i V8 4.0L, and the fitment gives a quantity of one.
Which side does this Walker Products oxygen sensor go on?
It is listed for both the upstream left and upstream right positions. This listing is one sensor, and the fitment gives a quantity of one.
Is this a narrow-band or wideband oxygen sensor?
It is a narrow-band sensor. Walker Products 350-34594 has four wires and is built for its specific application and position.
Can a failed oxygen sensor raise fuel use or turn on the check engine light?
Yes, it can. A failed sensor may make the engine run poorly, increase fuel consumption and exhaust emissions, or light the malfunction indicator. Damaged wiring or a damaged connector can also shorten sensor life.
What does the coating on this oxygen sensor protect?
The coating protects the electrode surfaces from contamination and erosion by combustion residue and particulates in the exhaust gas. The electrodes are made of a gas-permeable platinum layer.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.