ISM-DI DPF Differential Pressure Sensor Circuit - High Error Amber
F5C DPF Differential Pressure Sensor Circuit - High Error Amber
ISM-IDI DPF Differential Pressure Sensor Circuit - High Error Amber
If Inadequate air flow is problematic, so clogged air filters, evaporator core air flow restricted, faulty blower fan motors, defective blower switch or faulty wiring or loose connections.