Engine JAC HFC4DA1-2C. Instruction - page 27
Maintenance manual for sunray hfc4da1-2c china-IV diesel engines
107
Section IV. DTC List
S/N DTC
Meaning
1
P0030
The linear oxygen sensor heater circuit is open.
2
P0031
The linear oxygen sensor heater circuit is short to ground.
3
P0032
The linear oxygen sensor heater circuit is short to battery.
4
P0045
EGR valve circuit is open.
5
P0046
Overtemperature of EGR valve bridge-H chip
6
P0047
EGR valve circuit is short to ground.
7
P0048
EGR valve circuit is short to power supply.
8
P0068
Short-term drifting error in the process of throttle offset self-adaption
9 P0069
The absolute difference between intercooler downstream air pressure and ambient
pressure is unreliable.
10
P0070
Reliability check function for ambient temperature
11
P0072
Too low ambient temperature
12
P0073
Too high ambient temperature
13
P0087
The minimum rail pressure is below the lower limit.
14
P0088
The maximum rail pressure is above the upper limit.
15
P0097
The signal level of intercooler downstream temperature is too low.
16
P0098
The signal level of intercooler downstream temperature is too high.
17
P00BE
The original value of fuel rail pressure is incoherent.
18
P0100
The supply voltage of air flow sensor exceeds the limit.
19
P0101
Timeout error of air flow sensor hardware signal
20
P0102
The sensitivity deviation of air flow sensor is below the lower limit.
21
P0103
The sensitivity deviation of air flow sensor is above the upper limit.
22
P010C
The signal level measured by air flow sensor is too low.
23
P010D
The signal level measured by air flow sensor is too high.
24
P0112
The voltage is below the lower limit of intake air temperature sensor.
25
P0113
The voltage is above the upper limit of intake air temperature sensor.
26
P0116
Error reported in dynamic reliability test of coolant temperature sensor
27
P0117
Coolant temperature signal level is too low (downstream).
28 P0118
Coolant
temperature
signal level is too high (downstream).
29
P0119
Error reported in static reliability test of coolant temperature sensor
30
P0122
The signal level of accelerator pedal position sensor 1 is relatively low.
31
P0123
The signal level of accelerator pedal position sensor 1 is relatively high.
32
P0127
The signal level of air temperature sensor is relatively high.
Maintenance manual for sunray hfc4da1-2c china-IV diesel engines
108
S/N DTC
Meaning
33
P0128
Closed-loop control is actuated due to too low coolant temperature.
34
P0131
Oxygen sensor IAIPUNVG point is short to ground.
35
P0132
Oxygen sensor IAIPUNVG point is short to battery.
36
P0168
The signal level of fuel temperature sensor is relatively high.
37
P0182
The signal level of fuel temperature sensor is below the lower limit.
38
P0183
The signal level of fuel temperature sensor is above the upper limit.
39
P0191
The uncorrected rail pressure value is above the upper limit of drift.
40
P0192
The voltage of fuel rail pressure sensor is below the lower limit.
41
P0193
The voltage of fuel rail pressure sensor is above the upper limit.
42
P0194
The uncorrected rail pressure value is below the lower limit of drift.
43
P0195
Engine oil temperature signal fault on CAN
44
P0196
The oil temperature signal is unreliable.
45
P0197
The oil temperature signal level is too low.
46
P0198
The oil temperature signal level is too high.
47 P0201
The
1
st
cylinder fuel injector circuit is open.
48 P0202
The
2
nd
cylinder fuel injector circuit is open.
49 P0203
The
3
rd
cylinder fuel injector circuit is open.
50 P0204
The
4
th
cylinder fuel injector circuit is open.
51 P0205
The
5
th
cylinder fuel injector circuit is open.
52 P0206
The
6
th
cylinder fuel injector circuit is open.
53 P020A
An error is reported when the time for electrifying the 1
st
cylinder reaches to the
maximum.
54 P020B
An error is reported when the time for electrifying the 2
nd
cylinder reaches to the
maximum.
55 P020C
An error is reported when the time for electrifying the 3
rd
cylinder reaches to the
maximum.
56 P020D
An error is reported when the time for electrifying the 4
th
cylinder reaches to the
maximum.
57 P020E
An error is reported when the time for electrifying the 5
th
cylinder reaches to the
maximum.
58 P020F
An error is reported when the time for electrifying the 6
th
cylinder reaches to the
maximum.
59
P0215
Avoid resonance of double mass flywheel when stopping.
60
P0219
Overspeed protection for engine parts
61
P0222
The signal level of accelerator pedal position sensor 2 is relatively low.
62
P0223
The signal level of accelerator pedal position sensor 2 is relatively high.
Maintenance manual for sunray hfc4da1-2c china-IV diesel engines
109
S/N DTC
Meaning
63
P022A
EGR valve circuit is open.
64
P022B
EGR valve circuit is short to ground.
65
P022C
EGR valve circuit is short to power supply.
66 P022E
The signal level at the output position of EGR cooling bypass valve position sensor
is below the lower limit.
67 P022F
The signal level at the output position of EGR cooling bypass valve position sensor
is above the upper limit.
68
P0234
The actual air intake flow is greater than the target set by system.
69 P0237
The original voltage of intercooler downstream air pressure sensor is below the
lower limit.
70 P0238
The original voltage of intercooler downstream air pressure sensor is above the
upper limit.
71
P023D
The long-term jitter of EGR valve exceeds the limit.
72
P023E
The short-term jitter of EGR valve exceeds the limit.
73 P024A
An error is reported when the temperature of EGR cooler bypass valve in
electrifying phase is too high.
74 P024E
The signal level measured by EGR cooler bypass valve position sensor is below the
limit.
75 P024F
The signal level measured by EGR cooler bypass valve position sensor is above the
limit.
76
P0251
The fuel metering unit circuit is open.
77
P0252
The temperature of fuel metering unit driver module is too high.
78
P0253
The fuel metering unit circuit is short to ground.
79
P0254
The fuel metering unit circuit is short to power supply.
80
P0255
Poor contact between ECU and fuel metering unit
81
P025C
The voltage of fuel metering unit is below the lower limit.
82
P025D
The voltage of fuel metering unit is above the upper limit.
83
P0263
An error is reported when the electrifying time reaches to the maximum.
84
P0266
An error is reported when the electrifying time reaches to the maximum.
85
P0269
An error is reported when the electrifying time reaches to the maximum.
86
P0272
An error is reported when the electrifying time reaches to the maximum.
87
P0275
An error is reported when the electrifying time reaches to the maximum.
88
P0278
An error is reported when the electrifying time reaches to the maximum.
89
P0299.
The positive deviation of pressure controller is above the upper limit.
90
P0335
No signal from crankshaft
91
P0336
Crankshaft speed signal is irrational.
92
P0339
Camshaft speed signal is irrational.
Maintenance manual for sunray hfc4da1-2c china-IV diesel engines
110
S/N DTC
Meaning
93
P0340
No signal from camshaft
94
P0341
The offset angle of camshaft is too large.
95
P0380
The preheating indicator light output circuit is high.
96
P0382
The preheating indicator light output circuit is low.
97
P0383
EGR valve circuit is short to ground.
98
P0384
EGR valve circuit is short to power supply.
99
P0401
The actual air intake flow is greater than the target set by system.
100
P0402
The actual air intake flow is less than the target set by system.
101
P0403
Overtemperature of EGR valve bridge-H chip
102
P0404
The short-term jitter of EGR valve exceeds the limit.
103
P0405
The original voltage of EGR valve sensor signal is below the lower limit.
104
P0406
The original voltage of EGR valve sensor signal is above the upper limit.
105
P0409
EGR valve circuit is open.
106
P040C
The signal level of EGR cooler downstream temperature sensor is relatively low.
107
P040D
The signal level of EGR cooler downstream temperature sensor is relatively high.
108 P0426 Upstream
temperature
fault of oxidation catalytic converter
109 P0427
The signal level of upstream temperature of oxidation catalytic converter is
relatively low.
110 P0428
The signal level of upstream temperature of oxidation catalytic converter is
relatively high.
111
P0480
EGR valve circuit is open.
112
P0481
EGR valve circuit is open.
113
P0483
Overtemperature of EGR valve bridge-H chip
114
P0484
Overtemperature of EGR valve bridge-H chip
115
P0487
CJ945 Power level no-load fault
116
P0488
CJ945 Overheating fault
117
P0489
EGR valve circuit is short to ground.
118
P0490
EGR valve circuit is short to power supply.
119 P0500 Wheel
fault
120
P0501
Unreliable vehicle speed
121
P0503
Signal of speed sensor exceeds the upper limit.
122 P0504 Unreliable
brake
signal
123
P0520
Engine oil pressure signal fault on CAN
124
P0521
The maximum oil pressure signal is unreliable.
125
P0522
The signal level of oil pressure sensor is relatively low.