Top 25 Searched OBDII Engine Codes

1 P1273 Nissan ▶ 📷 1,784,909 Views
Air Fuel Ratio Sensor 1 Bank 1 Lean Shift Monitoring
2 P0420 Nissan ▶ 📷 728,348 Views
Catalyst System Efficiency Below Threshold Bank 1
3 P0420 ▶ 📷 634,308 Views
Catalyst System Efficiency Below Threshold Bank 1
4 P0300 Chevrolet ▶ 632,623 Views
Cylinder Misfire Detected Random Cylinders
5 P0420 Toyota ▶ 📷 562,210 Views
Catalyst System Efficiency Below Threshold Bank 1
6 P0171 Chevrolet ▶ 559,676 Views
Fuel Trim System Lean Bank 1
7 P0171 Toyota ▶ 550,179 Views
Air/Fuel Mixture System Lean Bank 1
8 P0340 Nissan ▶ 📷 534,636 Views
Camshaft Position Sensor Circuit Bank 1
9 P0430 ▶ 📷 495,960 Views
Catalyst System Efficiency Below Threshold Bank 2
10 U1000 Nissan 494,392 Views
CAN Communication Line - Signal Malfunction
11 P0455 Ford ▶ 📷 493,495 Views
Evaporative Emission Control System Leak Detected Gross Leak
12 P0011 Nissan ▶ 📷 489,804 Views
Intake Valve Timing Control Performance Bank 1
13 P0171 ▶ 479,239 Views
System Too Lean Bank 1
14 P0300 ▶ 466,031 Views
Cylinder Misfire Detected Random Cylinders
15 P0340 ▶ 📷 453,532 Views
Camshaft Position Sensor 'A' Circuit Malfunction
16 P0171 Ford ▶ 448,280 Views
Fuel Injection System Too Lean Bank 1
17 P1320 Nissan ▶ 435,038 Views
Ignition Signal
18 P1456 Honda ▶ 427,630 Views
Evaporative Emissions Control System Leakage Fuel Tank
19 P0420 Honda ▶ 📷 423,139 Views
Catalyst System Efficiency Below Threshold Bank 1
20 P0300 Nissan ▶ 409,786 Views
Cylinder Misfire Detected Random Cylinders
21 P1604 Toyota ▶ 388,078 Views
Startability Malfunction
22 P0455 Nissan ▶ 📷 370,251 Views
EVAP Control System Gross Leak Detected
23 P1000 Ford ▶ 355,006 Views
On Board Diagnostic System Readiness Test Not Complete
24 P1345 Chevrolet ▶ 📷 352,129 Views
Crankshaft Position-Camshaft Position Correlation
25 P0455 Chevrolet ▶ 351,342 Views
Evaporative Emission Control System Leak Detected Gross Leak

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