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.
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