Walker Products Engine Oil Pressure Switch 256-1233 for 1988-1998 Mazda 3.0L (929, MPV)

The Walker Products Engine Oil Pressure Switch (part number 256-1233) is a direct-fit replacement for 1988-1998 Mazda vehicles with 3.0L engines. Walker Products Oil Pressure Switches are OE Replacement components that monitor engine lubrication pressure to protect against low-oil conditions and prevent engine damage.

Features:

• Engineered for Harsh Conditions: Built to resist high temperatures, oil exposure, and vibration in demanding engine environments.
• Exact OE Fit: Installs directly in the factory location using original threads and connectors—no modifications required.
• Monitors Oil Pressure Levels: Activates dashboard warning or ECU input when oil pressure falls below safe operating thresholds.
• OE Replacement Calibration: Matches original specs for pressure activation point, thread pitch, and electrical response.
• Prevents Engine Damage: Helps protect vital components by alerting the driver or system to low oil pressure conditions.

Specifications:

Fits: 1988-1998 Mazda models including 929 and MPV — 3.0L engines.

Confirm the year, make, model, and engine against your vehicle before ordering. Full application data is shown in the fitment lookup on this page.

WARNING: This product can expose you to chemicals, including lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm.