Details
- Connector type
- 4 x 6,3 mm
- Width [mm]
- 27,5 mm
- Height [mm]
- 21,5 mm
- Weight [kg]
- 0,039 kg
Compare 2 brands — check fitment and order online
OE part number 5M5Z14N089CA is a Main current relay compatible with ALFA ROMEO, AUDI and other makes. Available from 2 brands, priced from £5.99. Every cross-reference listed below matches the same OE specification used by the vehicle manufacturer.
Original installation position for OE 5M5Z14N089CA. The red ring marks where this part installs on the vehicle.

OEM workshop diagram — sourced from manufacturer parts catalogue.
OE 5M5Z14N089CA is compatible with the following make/model combinations:
| Make | Models |
|---|---|
| MERCEDES-BENZ | E-CLASS (W212), S-CLASS (W222, V222, X222), C-CLASS (W204), E-CLASS (W211) +2 |
| PEUGEOT | 205 II (20A/C) |
| VW | GOLF VII (5G1, BQ1, BE1, BE2), GOLF V (1K1) |
| AUDI | A4 B8 (8K2) |
Choose a brand to see their compatible parts for OE 5M5Z14N089CA.
Products matched to OE number 5M5Z14N089CA.
| Attribute | Value |
|---|---|
| Supplementary Article/Info 2 | with diode |
| Relay function | Fan, heater/air conditioning |
| Temperature range to [°C] | +125 |
| Temperature range to [°C] | 100 |
| Colour | black |
| Relay function | Klaxon |
| Capacitive Load [A] | 25 |
| Connector type | 2,8mm Version |
| Current Strength [A] | 150 |
| Height [mm] | 40 |
Common original equipment numbers linked to stocked alternatives.
OE (Original Equipment) number 5M5Z14N089CA is a manufacturer's reference code for Main current relay used to identify the exact specification of a part fitted during vehicle production. By cross-referencing this OE number, you can find 2 compatible aftermarket brands that match the same specification — often at a lower price than the original. All parts listed above are verified to match OE 5M5Z14N089CA.