ABNORMALITY OF ATMOSPHERIC PRESSURE SONSOR CHARACTERISTIC (DTC CODE P2227 / DIAGNOSIS MONITOR CODE 15)

1. After the starter key is positioned on the "LOCK" once, it should be turned to "ON" position again.

Detail

2. After erasing the MC or DTC, check that the same code is displayed again.

Detail

NO

Malfunction of ECU.
YES

Normal
(Temporary malfunction because of radio interference noise.)

DTC Clear

Detail

Confirm the DTC P2227 is inactive

Start the engine and let it idling condition.
Verify the DTC P2227 is inactive.

DTC Clear

Clear the DTC with Hino DX
Confirm the same DTC is not reoccurred

P2227 is reoccur: Return to first process
Other DTC appear: Refer to concerned Trouble shooting

Complete