🟢 Audi Q7 2022 Coolant leak from engine area

Audi Q7 2022 coolant puddle under car. Sweet smell from engine bay. Level dropping between checks. 130681 km. This fault code is stored when the engine control unit detects a specific fault condition. Common causes include sensor failures, wiring faults, and component wear. Always read additional fault codes before replacing parts — multiple codes together provide a clearer diagnosis. Clear the code after repair and test drive to confirm the fault does not return.