Hella Oil Pressure Switch - 6ZL 003 259-601
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eBayLeft Rear HELLA 6ZL 003 259-601 Oil Pressure Switch for ABARTH,ALFA ROMEO,CADILL
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Left Rear HELLA 6ZL 003 259-601 Oil Pressure Switch for ABARTH,ALFA ROMEO,CADILLFree delivery in 1–3 days£12.82Visit shop →
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✅Fits HELLA 6ZL 003 259-601 Oil Pressure Switch ⭐UK Seller⭐Free delivery in 1–3 days£13.59Visit shop →
AutodocHELLA Oil Pressure Switch OPEL,FORD,FIAT 6ZL 003 259-601 50008757,55202374,60807244 Oil Pressure Sensor,Oil Pressure Sender 60808371,71749462,7681395
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Product Information
Full details
The Hella Oil Pressure Switch (6ZL 003 259-601) is designed for automotive technicians and vehicle owners looking for a reliable, OE-quality replacement to maintain precise engine oil monitoring. This 12V switch provides essential data to the vehicle's warning system to prevent engine damage caused by low oil pressure; however, buyers must carefully verify their specific engine's thread size and pressure requirements, as automotive configurations vary significantly.
All features
| Model Part Number | 6ZL 003 259-601 |
|---|---|
| Brand | Hella |
Extended Product Information
FAQs
What does the 0.3 bar rating mean?
This indicates the pressure threshold at which the switch will toggle the warning circuit. If your engine pressure falls below 0.3 bar, the sensor triggers the dashboard light.
Does this switch come with a sealant on the threads?
Many OE-style switches come with a factory sealant on the threads, but you should verify the specific product condition and use a small amount of thread sealant suitable for high-temperature oil applications if necessary.
Is this a universal part?
No, this switch is specifically for vehicles requiring an M14x1.5 thread and 0.3 bar operation. Always cross-reference your vehicle's part number.
How often should an oil pressure switch be replaced?
There is no set replacement interval; it is typically replaced when it fails or when a leak is detected at the sensor body.
Can I replace this without draining the engine oil?
While it is possible, a small amount of oil will leak out when the old switch is removed. Be prepared to catch the oil and top off your levels immediately after installation.
Troubleshooting
Dashboard oil light stays on despite proper oil levels
Check the wiring harness connected to the switch for broken insulation or loose pins; if wiring is sound, the switch may be faulty and require replacement.
Oil leaking from the base of the sensor
Ensure the sensor was installed with the correct torque; if it continues to leak, remove and check the threads for damage or install a new sealing washer if required.
Oil warning light flickers at idle
Verify the switch activation pressure matches your engine's requirements; if the switch is correct, have a mechanic measure actual oil pressure with a mechanical gauge.
Pros and Cons
Pros
- High-quality OE manufacturing standards
- Precise 0.3 bar activation threshold
- Reliable, long-lasting performance under load
- Industry-standard M14x1.5 fitment
Cons
- Compatibility is highly specific to thread size
- Requires professional installation tools for proper torque
- Not universal across all vehicle makes and models
Setup, Compatibility & Care
Installation should only be performed when the engine is completely cool to prevent oil burns. Always verify your vehicle’s service manual for the specific location of the oil pressure sender. Ensure the electrical connector is clean and free of corrosion before snapping it onto the terminal. When installing the switch, do not overtighten, as this can damage the sensor housing or the engine block threads; use a suitable socket to ensure even pressure. Periodically inspect the base of the switch for signs of oil weeping or seepage during routine oil changes.