Benz W203 MAP Sensor OEM 0261230189

This Bosch map sensor for Mercedes-Benz Benz W203 restores correct fuel and ignition trim under load.

The manifold absolute pressure (MAP) sensor reports intake pressure to the ECU so the fuel and ignition trim can be calibrated for the current load. A sensor that reads off cost fuel economy under load.

Verify your fitment with the year, make, model, and trim of your vehicle before ordering. If you are not sure, contact us with your VIN or vehicle configuration and we will match the correct part to your application before you buy.

Cross-Reference

Manufacturer part number 0261230189. This is a Bosch catalog part. Confirm the OE reference for your vehicle matches before installing.

Why You Might Need This

A MAP sensor that reads off cost fuel economy under load and can trigger transient stumble at throttle-tip. Clear codes after install.

Installation Notes

Clear diagnostic codes with a scan tool after installation and confirm no re-trip on a warm-up cycle.

Shipping and Returns

Free shipping on orders over $75. Same-day shipping on in-stock parts ordered before 2:00 PM CT weekdays. Orders placed after the same-day cutoff ship the next business day. Every order ships from our climate-controlled warehouse; parts do not sit outside where humidity and temperature swings could damage packaging.

30-day return window on unopened, unused parts in original packaging. Open parts installed without verified fitment: no return, or up to a 40 percent restocking fee depending on condition. Brake friction material (pads and shoes) is safety-critical and cannot be returned once a pad has touched a rotor. If a part does not fit your vehicle as described, we cover the return shipping and make it right.