Hella 003259201 Engine Oil Pressure Switch

Hella Engine Oil Pressure Switch 003259201

The Hella 003259201 engine oil pressure switch is a Genuine OE from HELLA replacement built for accurate oil pressure monitoring in 12-volt systems. With a normally closed contact, 0.5 to 0.75 bar switching range, and M14x1.5 thread, it is a direct-fit service part for vehicles that rely on a single-terminal oil pressure sender.

Key Features

• Genuine OE from HELLA for OE-style fit and function
• Part number 003259201 for easy identification
• Normally closed contact design
• Switch pressure range: 0.5 to 0.75 bar
• 12 V rated voltage and 0.25 A current strength
• Single connector configuration
• M14x1.5 thread size with 24 mm spanner size
• Black housing finish

Product Details

This engine oil pressure switch is used to monitor oil pressure and trigger the warning circuit when pressure drops below the specified threshold. The HELLA Genuine OE line focuses on original-equipment style construction and electrical specifications, making this part a practical choice for oil pressure warning systems that require a normally closed switch with a single connector. If you are searching for an engine oil pressure switch for Hella 003259201, or a replacement oil pressure sender with M14x1.5 threads, this unit matches the listed electrical and mechanical specs.

This part cross-references Eastern Catalytic 50560 for the same application.

What It Helps Address

• Oil pressure warning light staying on or triggering incorrectly
• Intermittent oil pressure signal at the dash or gauge circuit
• Fault codes or warning indications related to the pressure switch circuit
• Replacement needs after a leaking or electrically failed sender
• Service work on vehicles requiring a 12 V, single-terminal oil pressure switch

Installation Notes and Tips

Verify the thread size, connector count, and switch pressure range before installation. Use the correct 24 mm wrench or socket, and confirm the sealing surface is clean before threading the switch into place. Because oil pressure switches are circuit-sensitive components, check the wiring terminal and connector condition during service. For fitment-based searches, this part is commonly referenced for engine oil pressure switch replacement applications on Hella 003259201 and related OE-style setups.

Quality Assurance

HELLA’s Genuine OE line is built to OE specifications for electrical and mechanical consistency. Part number 003259201 is identified for straightforward ordering and catalog matching, and the listed specifications provide the key details needed for accurate replacement selection.