Engine oil pressure switch. Porsche 955 / 957 / 958 Cayenne  ❭  95560609102

OW Match engine oil pressure switch for the specified Porsche 955, 957 and 958 Cayenne applications. This electrical component supports the engine oil pressure warning system.

Fits:
Porsche 955 Cayenne 3.2L 2004 - 2005
Porsche 957 Cayenne 3.6L 2008 - 2010
Porsche 958 Cayenne 3.6L 2011 - 2018

Diagram ref no 8

What This Product Does

The switch responds to engine oil pressure and provides an electrical signal for the vehicle’s warning system. It monitors pressure rather than generating it: replacing the switch cannot correct a mechanical lubrication fault.

Functions

• Detects changes in engine oil pressure.
• Provides an electrical input to the oil pressure warning system.

Symptoms of Fault

• Intermittent or flickering oil pressure warnings.
• Pressure alerts that remain after actual oil pressure has been verified as correct.
• Oil seepage around the switch body or sealing point.
• Electrical faults associated with heat, vibration or damaged connections.

Why Replacement Matters

A defective switch can produce misleading warnings or leak oil. Replacement is appropriate after diagnosis confirms a switch fault. Check the wiring, connector and sealing point as part of the repair; do not assume that an oil pressure warning is merely an electrical problem.

FAQs

Does an oil pressure warning prove the switch has failed?
No. Genuine pressure loss can produce the same warning. Confirm the oil level and actual pressure before replacing components.

How can a suspected switch fault be checked?
A mechanical pressure test can help distinguish a monitoring fault from a lubrication problem.

Will a replacement switch increase oil pressure?
No. It restores the monitoring function when the original switch is defective, not the oil supply.