EXHAUST (J05E)
11–36
DETERMINATION BY WAY OF DPR STATE
DETERMINATION MONITOR OF HINO-DX
EN01F02127100402002007
1.
CHECK THAT THE MALFUNCTION INDICATOR LIGHT
COMES ON.
2.
CONNECT HINO-DX.
3.
CHECK PAST FAULTS.
(1)
Check past faults by way of HINO-DX. In case a general engine
fault such as a trouble of an exhaust control system is displayed,
inspect and repair the pertinent section.
(2)
Inspect and repair general engine faults and check past faults
again. In case a code indicating a sensor system trouble is dis-
played, inspect and replace the sensor circuit.
(3)
Check past faults. In case DPR trouble (DTC code: P200C,
P2459, P244A, P244B, P2463) is displayed, check the DPR state
monitor.
CHECKING THE DPR STATE
EN01F02127100402002008
1.
CHECK THE DPR STATE MONITOR.
(1)
Refer to "INSPECTION BY WAY OF HINO-DX" and check the
DPR state monitor. Perform inspection as per the procedure
under "INSPECTION BY WAY OF HINO-DX".
DTC code
Front DPR exhaust temperature sensor trouble
Rear DPR exhaust temperature sensor trouble
DPR back pressure sensor trouble
