19 UREA pressure sensor in box (electrical) - signal low - P204C Reagent - pressure sensor - Short circuit low
UREA pressure sensor in box (electrical) - signal low - P204C Reagent -pressure sensor -short circuit low
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.