F5C Fuel System - Rail Pressure Is Not Reducing When High Pressure Pump Is At Minimum Flow. Check Metering Unit Circuit, Low Pressure Fuel Tubes (Return From Pump To Tank Clogged). Red
Cylinder 3 BIP Search Failure -Too Many Unsuccessful Searches - Rail Pressure Negative Deviation too High on Minimum Metering
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.