Complete diagnosis
Filter, sensors, fuelling and related faults are reviewed.
Gasoline particulate-filter treatment after diagnosis and local compliance review.
GPF / OPF OFF affects homologated gasoline emissions equipment. Pressure, temperature, fuelling and the fault root cause require diagnosis; compliant repair remains the priority for a road vehicle.
Filter, sensors, fuelling and related faults are reviewed.
Monitoring and regeneration functions are assessed together.
Intended use and regulatory limitations are recorded.
Diagnose the GPF, sensors, mixture and exhaust system.
Confirm permitted use, then apply supported software treatment.
Review DTC logic, temperatures and live operating data after flashing.