P1408
Exhaust gas recirculation flow out of self test range
P1407
Exhaust gas recirculation - no flow detected
P1406
Differential pressure feedback sensor downstream hose off or…
P1405
Differential pressure feedback sensor upstream hose off or p…
P1404
Exhaust gas recirculation temperature sensor
P1403
Differential pressure feedback sensor hoses reversed
P1402
Exhaust gas recirculation - metering orifice restricted/valve…
P1401
Differential pressure feedback exhaust gas recirculation sensor…
P1400
Differential pressure feedback exhaust gas recirculation sensor…
P1399
Glow plug - circuit high side, high input