INFINITI FX35 fuel leveler malfunction preventing fuel level monitoring, repair estimated at 2000 on INFINITI FX35

Some INFINITI FX35 owners report experiencing issues with malfunctioning fuel level sensors that lead to inaccurate fuel level monitoring, with repair costs estimated around $2,000. These repairs typically involve a Fuel Level Sending Unit Replacement, which can range from $1,780 to $1,802, with labor costs between $82 and $104 and parts costing about $1,698. While some owners may attempt this repair as a DIY project, professional assistance may be necessary, with costs between $150 and $300 for expert help. Additionally, technicians often recommend replacing the fuel pump concurrently, as it usually needs to be removed for the sensor replacement. Common symptoms of a faulty fuel sending unit include erratic fuel gauge readings, activation of the check engine light, and uncertainty regarding fuel levels, with repair costs varying from $500 to over $1,500. It is crucial for owners to address these issues promptly to avoid further damage and ensure accurate fuel monitoring in their INFINITI FX35.