Df104 | Renault

Proper diagnosis requires more than just plugging in an OBD-II scanner. Because it's a manufacturer-specific code, you will need a more advanced diagnostic tool. Here is a step-by-step approach:

: Specific engine and peripheral manuals that detail the thermoplunger relay circuits. renault df104

The dashboard may display a "Check Injection" or general "Service" warning. Proper diagnosis requires more than just plugging in