ENGINE (J05E)/TROUBLESHOOTING
2–427
2.
DTC set condition
(1)
DTC detection condition
1. All the following conditions continue for more than 30 seconds.
•
The engine speed is in the range of 250 to 900 r/min.
•
The fuel injection quantity is within 0 to 50 mm
3
/st. cyl.
•
The exhaust brake and PTO are inactive.
2. All the following conditions continue for more than 10 seconds.
•
The engine speed is in the range of 725-775 r/min.
•
Gear position is D range.
•
The fuel injection quantity is less than 45 mm
3
/st. cyl.
•
The coolant temperature is above 71
C {159.8
F}.
•
The accelerator opening is 0%.
•
The vehicle speed is 0 mile/h.
•
Barometric pressure
≥
75 kPa.
•
The exhaust brake and PTO are inactive.
(2)
Judgement criteria
If all the following conditions continue for more than 10 seconds, diagnostic judgment will take place.
•
The fuel injection quantity is more than 40 mm
3
/st. cyl.
•
The speed of each cylinder measured by engine speed main sensor (crankshaft position sensor) becomes
abnormal.
3.
Reset condition
•
After restoration to normal condition
4.
Indication, warning or system control regulation when the DTC is set.
•
MIL: ON
•
SVS light: OFF
5.
Symptoms on the vehicle when the DTC is set
<Symptoms on the vehicle due to backup control (fail safe function)>
•
–
<Symptoms on the vehicle due to malfunction>
•
Excessive vibration while engine is idling.
6.
Pre-inspection work
•
Check that the battery voltage is in the normal range.
7.
After-inspection work
•
Clear all past DTCs.
•
Check that no DTC is stored after test drive.
8.
Estimated failure factors
•
Fuel injection line: break, crack, fuel leak
•
Cylinder: compression leak
•
Common rail: flow damper operational error
•
Injector: clogged or stays open