Oil Pressure Switch - CI XOPS121
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Product Information
Full details
This CI XOPS121 Oil Pressure Switch is for vehicle owners and mechanics needing a reliable replacement part for specific VAG and other compatible vehicle models. Its key benefit is ensuring accurate oil pressure monitoring to protect your engine. A caveat is its specific thread size and connector type, requiring careful compatibility checks before purchase.
All features
| Model Part Number | XOPS121 |
|---|---|
| Brand | CI |
Extended Product Information
FAQs
What does an oil pressure switch do?
An oil pressure switch monitors the engine's oil pressure. If the pressure drops below a safe level, it typically triggers a warning light on the dashboard to alert the driver, helping to prevent engine damage.
How do I know if I need to replace my oil pressure switch?
Common signs include the oil warning light staying on while the engine is running, flickering oil lights, or if your mechanic diagnoses a faulty switch.
What does the operating pressure range of 0.4 to 0.6 bar mean?
This indicates the pressure threshold at which the switch activates or deactivates. Below 0.4 bar, it typically signals a low-pressure condition; above 0.6 bar, it indicates sufficient pressure.
Is the spanner size of 24mm standard?
While specific, many automotive components use unique or slightly less common sizes for their fittings. It's essential to have the correct tool ready for installation.
Can I use this switch on any car?
No, this switch has specific compatibility requirements based on its thread size, connector type, and operating pressure. It is designed for certain VAG models and compatible vehicles.
What does the green housing signify?
The green housing is a visual identifier for this particular model of oil pressure switch, helping to distinguish it from other components or variants.
What are the OEM cross-references for this part?
Key OEM references include VAG 036919081A, 036919081B, 036919081D, and 06A919081C. It also has cross-references from brands like CALORSTAT by Vernet (OS3572) and ELTA AUTOMOTIVE (EE3204).
Troubleshooting
Oil light stays on after installation
Verify the switch is correctly tightened and the connector is securely attached. Check if the oil level is sufficient and if there are any significant oil leaks. The issue may also be with the wiring or the warning light itself.
Switch leaks oil
The switch may not be tightened enough, or the thread may be damaged. Ensure the mounting port is clean and re-tighten gently. If the leak persists, the switch may be faulty and require replacement.
Oil light flickers intermittently
This could indicate a loose connection or a failing switch. Check the electrical connector for security and corrosion. If the connection is good, the switch might be malfunctioning and should be tested or replaced.
Incorrect pressure reading reported
Confirm the switch is compatible with your vehicle's specifications. Check for any obstructions in the oil passages leading to the switch. If compatibility is confirmed, the switch may be faulty.
Pros and Cons
Pros
- Ensures accurate oil pressure readings for engine health.
- Designed as a direct replacement for compatible OEM parts.
- Robust construction for reliable performance.
- Easy to identify with its distinctive green housing.
- Wide compatibility with various Audi, Skoda, and VW models.
Cons
- Specific thread size (M10 x 1) limits universal application.
- Requires precise spanner size (24mm) for installation.
- Only a 1-pin connector, not suitable for multi-pin systems.
- Operating pressure range is specific and may not suit modified engines.
- Installation may require some mechanical knowledge.
Setup, Compatibility & Care
Setup:
- Ensure the engine is off and cool.
- Locate the existing oil pressure switch on the engine block.
- Use a 24mm spanner to carefully unscrew the old switch.
- Clean the threaded port to remove any debris.
- Screw in the new CI XOPS121 switch by hand to avoid cross-threading, then tighten gently with the 24mm spanner. Do not overtighten.
- Connect the 1-pin connector.
Compatibility:
This switch is compatible with OEM references VAG 036919081A, 036919081B, 036919081D, and 06A919081C. It has been fitted to vehicles including Audi A1, Skoda Octavia Mk1/Mk2, Skoda Roomster, VW Touareg, and VW Polo. Always verify your vehicle's existing part number and specifications before purchasing.
Care:
This is a sealed component and requires no regular maintenance. Avoid applying excessive force during installation. Ensure the electrical connector remains clean and free from corrosion.