| Weight | 0.03 kg |
| For oe no. | 004 545 2905 |
| For oe no. | 004 545 2905 |
| Voltage (V) | 12 |
| Number of connectors | 5 |
| Rated current (A) | 20 |
| Relay function | normally open contact |
| Weight | 0.03 kg |
Expresslevering
| Manufacturer | Model | Version | Engine code | Construction type | Construction start | Construction end | Pk | Power kw |
| Manufacturer | Productnumber |
| MERCEDES-BENZ | 002 542 1219 , 0025421219 |
| MERCEDES-BENZ | 003 542 0219 , 0035420219 |
| MERCEDES-BENZ | 004 545 2905 , 0045452905 |
| MERCEDES-BENZ | 005 545 1005 , 0055451005 |
| MERCEDES-BENZ | 638 821 0047 , 6388210047 |
| MERCEDES-BENZ | A002 542 1219 , A0025421219 |
| MERCEDES-BENZ | A003 542 0219 , A0035420219 |
| MERCEDES-BENZ | A004 545 2905 , A0045452905 |
| MERCEDES-BENZ | A005 545 1005 , A0055451005 |
| MERCEDES-BENZ | A638 821 0047 , A6388210047 |
| CHRYSLER | 05103560AA |
| CHRYSLER | 05133589AA |
| CHRYSLER | 05133590AA |
| CHRYSLER | 68013377AA |
| VAG | 2D0 959 145 A , 2D0959145A |
| Usage numbers |
The Multifunctional Relay (02.42.272) controls multiple electrical systems through a single relay module. Replacing it with a Porza-quality multifunction relay restores reliable switching performance and electrical system stability.
Use our vehicle compatibility checker or enter your car’s make, model, and year to confirm fitment. If you’re unsure, contact our support team for assistance. Or, for extra peace of mind, purchase our 100% Fitment Guarantee service at checkout.
While some parts are DIY-friendly, others may require professional installation. Check the product manual or consult a mechanic if unsure.
Most installations only require basic tools, but some may need specialty tools. Check the product details or installation guide for recommendations.
We offer both OEM and high-quality aftermarket parts. Each product listing specifies whether it's OEM or aftermarket.
The materials vary by product but are always designed for durability and performance. Check the product details for specific material information.
Most orders are processed within 24 hours and delivered within 2-5 business days. Expedited shipping options are also available at checkout.
We accept returns within 30 days of delivery, provided the item is unused and in its original packaging. Visit our Returns page for more details.
Yes! Most of our parts include a manufacturer warranty. Check the product details for specific coverage information.