Serial number |
Fault Code |
Description |
1 |
P0016 |
The relative position of camshaft and crankshaft is not reasonable |
2 |
P0030 |
The upstream oxygen sensor heating control circuit is open |
3 |
P0031 |
The upstream oxygen sensor heating control circuit is shorted to ground |
4 |
P0032 |
The upstream oxygen sensor heating control circuit is shorted to the power supply |
5 |
P0036 |
The downstream oxygen sensor heating control circuit is open |
6 |
P0037 |
The downstream oxygen sensor heating control circuit is shorted to ground |
7 |
P0038 |
The downstream oxygen sensor heating control circuit is shorted to the power supply |
8 |
P0053 |
The upstream oxygen sensor heating internal resistance is unreasonable |
9 |
P0054 |
The downstream oxygen sensor heating internal resistance is unreasonable |
10 |
P0105 |
No change in intake pressure sensor signal (icing) |
11 |
P0106 |
The intake pressure sensor is unreasonable |
12 |
P0107 |
Intake pressure sensor is shorted to ground |
13 |
P0108 |
The intake air pressure sensor is shorted to the power supply |
14 |
P0112 |
Intake air temperature sensor signal voltage is too low |
15 |
P0113 |
Intake air temperature sensor signal voltage is too high |
16 |
P0116 |
Engine coolant temperature sensor is unreasonable |
17 |
P0117 |
Engine cooling night temperature sensor circuit voltage is too low |
18 |
P0118 |
Engine coolant temperature sensor circuit voltage is too high |
19 |
P0120 |
Throttle position sensor signal is unreasonable |
20 |
P0122 |
Throttle position sensor circuit voltage ultra-low limit |
21 |
P0123 |
Throttle position sensor circuit voltage limit |
22 |
P0130 |
The upstream oxygen sensor signal is unreasonable |
23 |
P0131 |
The signal voltage of the upstream oxygen sensor is too low |
24 |
P0132 |
The upstream oxygen sensor signal circuit voltage is too high |
25 |
P0133 |
Upstream oxygen sensor aging |
26 |
P0134 |
Upstream oxygen sensor circuit signal failure |
27 |
P0135 |
Upstream oxygen sensor heating circuit failure |
28 |
P0136 |
The downstream oxygen sensor signal is unreasonable |
29 |
P0137 |
Downstream oxygen sensor signal voltage is too low |
30 |
P0138 |
Downstream oxygen sensor signal circuit voltage is too high |
31 |
P0140 |
Downstream oxygen sensor circuit signal failure |
32 |
P0170/ |
Offline detection of air-fuel ratio closed-loop control self-learning is unreasonable |
33 |
P0171 |
Offline detection of air-fuel ratio closed-loop control self-learning is too lean |
34 |
P0172 |
Offline detection air-fuel ratio closed-loop control self-learning is too rich |
35 |
P0201 |
One-cylinder injector control circuit is open |
36 |
P0202 |
Two-cylinder injector control circuit is open |
37 |
|P0203 |
Three-cylinder injector control circuit is open |
38 |
P0204 |
Four-cylinder injector control circuit is open |
39 |
P0230 |
Oil pump control circuit failure |
40 |
P0261 |
One-cylinder injector control circuit is shorted to ground |
41 |
P0262 |
A cylinder injector control circuit is shorted to the power supply |
42 |
P0264 |
Two-cylinder injector control circuit is shorted to ground |
43 |
P0265 |
Two-cylinder injector control circuit 7 short circuit |
44 |
P0267 |
Three-cylinder injector control circuit is shorted to ground |
45 |
P0268 |
The three-cylinder injector control circuit is shorted to the power supply |
46 |
P0270 |
Four-cylinder injector control circuit is shorted to ground |
47 |
P0271 |
The four-cylinder injector control circuit is shorted to the power supply |
48 |
P0300 |
Multi-cylinder misfire occurs |
49 |
P0301 |
A cylinder misfire occurred |
50 |
P0302 |
The second cylinder misfire occurred |
51 |
P0303 |
Three-cylinder misfire occurred |
52 |
P0304 |
Four cylinder misfire occurred |
53 |
P0317 |
Bad road detection ABS signal failure |
54 |
P0318 |
Bad road detection acceleration sensor signal failure |
55 |
P0321 |
Frequent loss of EM signal for DG to the speed signal |
56 |
P0322 |
No speed sensor pulse signal (open circuit or short circuit) |
57 |
P0324 |
Knock signal processing chip and its circuit failure |
58 |
P0325 |
Knock sensor circuit failure |
59 |
P0327 |
The voltage of the knock sensor signal circuit is too low |
60 |
P0328 |
The voltage of the knock sensor signal circuit is too high |
61 |
P0335 |
Crankshaft position sensor circuit voltage failure |
62 |
P0336 |
Crankshaft position sensor signal is unreasonable |
63 |
P0340 |
Improper installation position of phase sensor |
64 |
P0341 |
Poor contact of phase sensor |
65 |
P0342 |
Phase sensor is shorted to ground |
66 |
P0343 |
The phase sensor is shorted to the power supply |
67 |
P0420 |
The oxygen storage capacity of the three-way catalytic converter is aging (exceeding emission limit) |
68 |
P0443 |
Canister control valve control circuit signal is unreasonable |
69 |
P0444 |
Canister control valve control circuit is open |
70 |
P0445 |
Canister control valve control circuit voltage limit |
71 |
P0458 |
Canister control circuit voltage is too low |
72 |
P0459 |
Canister control valve control circuit voltage is too high |
73 |
P0480 |
Cooling fan relay control circuit is open (low speed) |
74 |
P0481 |
Open circuit of cooling fan and electrical control circuit (high speed) |
75 |
|P0500 |
Vehicle speed sensor failure |
76 |
P0501 |
Unreasonable signal of vehicle speed sensor |
77 |
P0506 |
Idle speed control speed is lower than target idle speed |
78 |
P0507 |
Idle speed control speed is higher than target idle speed |
79 |
P0508 |
Stepper motor drive pin is shorted to ground |
80 |
P0509 |
The stepper motor drive pin is shorted to the power supply |
81 |
P0511 |
Stepper motor drive pin is open |
82 |
P0532 |
Air conditioner evaporator pressure sensor voltage is too high |
83 |
P0533 |
Air conditioner evaporator pressure sensor voltage is too low |
84 |
P0537 |
Air conditioner evaporator temperature sensor short circuit to ground |
85 |
P0538 |
The air conditioner evaporator temperature sensor is shorted to the power supply |
86 |
P0560 |
The system battery voltage signal is unreasonable |
87 |
P0562 |
System battery voltage is too low |
88 |
P0563 |
System battery voltage is too high |
89 |
P0602 |
Electronic control unit coding failure |
90 |
P0627 |
Open circuit of oil pump and electrical control circuit |
91 |
P0628 |
Oil pump relay control circuit is shorted to ground |
92 |
P0629 |
The oil pump relay control circuit is shorted to the power supply |
93 |
P0645 |
A/C compressor relay control circuit is open |
94 |
P0646 |
A/C compressor wei electrical appliance control circuit is shorted to ground |
95 |
P0647 |
A/C compressor dimensional electrical control circuit is shorted to the power supply |
96 |
P0650 |
MIL lamp driver stage circuit is shorted to the source |
97 |
P0691 |
The cooling fan relay control circuit is shorted to ground (low speed) |
98 |
P0692 |
The cooling fan relay control circuit is shorted to the power supply (low speed) |
99 |
P0693 |
The cooling fan's control circuit of the electrical appliance is short-circuited to ground (high speed) |
100 |
P0694 |
The cooling fan's electrical control circuit is shorted to the power supply (high speed) |
101 |
P0700 |
External request lighting failure |
102 |
P1610 |
Anti-theft key has no code |
103 |
P1611 |
The key's anti-theft code is wrong |
104 |
P1612 |
The anti-theft device and ECU communication is broken |
105 |
P1613 |
The anti-theft device and ECU communication is broken |
106 |
P1614 |
Chip failure in anti-theft key |
107 |
P1651 |
SVS lamp driver stage circuit failure |
108 |
P2177 |
Air-fuel ratio closed-loop control self-learning value exceeds the upper limit (medium load zone) |
109 |
P2178 |
Air-fuel ratio closed-loop control self-learning value exceeds the lower limit (medium load zone) |
110 |
P2187 |
The air-fuel ratio closed-loop control self-learning value exceeds the upper limit (low load area) |
111 |
P2188 |
Air-fuel ratio closed-loop control self-learning value exceeds the lower limit (low load area) |
112 |
P2195 |
Upstream oxygen sensor aging |
113 |
P2196 |
Upstream oxygen sensor aging |
114 |
P2270 |
Downstream oxygen sensor aging |
115 |
P2271 |
Downstream oxygen sensor aging |
116 |
U0001 |
CAN communication related diagnosis |
117 |
U0101 |
ECU and TCU control module communication |
118 |
U0104 |
ECU communicates with cruise control module |
119 |
U0155 |
ECU communicates with dashboard control module |
120 |
U0415 |
ECU and ABS-ECU control module communication |