Volvo s40 2002 and check engine light and arrow?

If the check engine light and arrow light are illuminated on your 2002 Volvo S40, it typically indicates a potential issue with the vehicle's engine or transmission system. Common causes include faulty sensors, issues with the emissions system, or transmission problems. It's advisable to use an OBD-II scanner to retrieve any diagnostic trouble codes (DTCs) to identify the specific issue. Addressing the underlying problem promptly can help prevent further damage and ensure optimal performance.