ENGINE CONTROL SYSTEM (J08E)
4–938
1.
Set the starter switch to the "LOCK" position.
2.
Replace the SCR catalyst.
3.
Set the starter switch to the "ON" position.
4.
Erase the trouble history.
5.
Execute a forced DPR regeneration.
6.
Select [Engine] and check if P207F has been detected in [Fault
Information].
NO
YES
11
Inspect the SCR catalyst [Hino-DX]
Select
Engine
SAPH16F010300733
Has DTC P207F been detected?
Replace the engine ECU.
Perform "After-inspection work" of INFOR-
MATION section.
Procedure completed.
(SCR catalyst is faulty.)
Perform "After-inspection work" of INFOR-
MATION section.
Summary of Contents for 238
Page 201: ...ENGINE CONTROL SYSTEM J08E 4 978 Harness disconnection or short circuit ...
Page 215: ...ENGINE CONTROL SYSTEM J08E 4 992 Malfunction of sensor 2 Malfunction of engine ECU ...
Page 301: ...ENGINE CONTROL SYSTEM J08E 4 1078 8 Estimated failure factors Malfunction of engine ECU ...
Page 709: ...DEF SCR SYSTEM DCU 5 143 8 Estimated failure factors DEF pump pressure sensor malfunction ...
