Dtc: P0201, P0202, P0203 And P0204 - Fuel Injector - Disconnection - Hino Motors HINO 155 series Workshop Manual

2–348
DTC: P0201, P0202, P0203 and P0204
P0201: Fuel injector - disconnection (#1cyl)
P0202: Fuel injector - disconnection (#2cyl)
P0203: Fuel injector - disconnection (#3cyl)
P0204: Fuel injector - disconnection (#4cyl)
INFORMATION
Engine ECU
46
(#10)
66
(#1)
67
(IJ1+)
41
(#40)
61
(#4)
63
(IJ2+)
42
(#20)
62
(#2)
43
(I2+S)
45
(#30)
65
(#3)
47
(I1+S)
1. Technical description
• An injection rate is controlled to a valve opening duration of the injector.
• The valve opening duration of the injector is adjusted by the solenoid valve.
<Description of malfunction>
• #1 injector failure or possible harness disconnection (P0201)
• #2 injector failure or possible harness disconnection (P0202)
• #3 injector failure or possible harness disconnection (P0203)
• #4 injector failure or possible harness disconnection (P0204)
2. DTC set condition
(1) DTC detection condition
• Battery voltage is in the range of 10 V to 16 V.
• Engine speed is higher than 0.
• The fuel injector driver charge circuit is active.
(2) Judgement criteria
• The fuel injector driver circuit remains at 0A until it reaches a threshold.
(Approximately 4 seconds at 750 r/min. This may vary depending on engine speed.)
3. Reset condition
• After normal status is resumed and accelerator opening is fully closed.
4. Indication, warning or system control regulation when the DTC is set.
• MIL: ON
• SVS light: OFF
• Cruise control function is not available.
• Idling stop system is not available.
• Vehicle start control is not available.
ENGINE (J05E)/TROUBLESHOOTING
Injector sub
3
11
8
8
2
10
6
6
et ra ev
2 10
5
5
3 11
7 7
EN01H02127030602016058
2
Injector1
1
2
1 Injector2
2
Injector3
1
2
Injector4
1
SHTS021270300313