P0420 Code: Catalyst System Low Efficiency – 13.2%
P0420 typically has to do with the catalytic converter and more significant repairs. Your car’s computer (PCM) has identified a catalytic converter issue if it …
OBD-II Trouble Codes
P0316 Code: Engine Misfire Detected on Startup (First 1000 Revolutions)
The proper working of your engine is vital to run the vehicle smoothly. When one or more of your engine’s cylinders misfire, it may lead …
P0010 Code: Meaning, Causes, Symptoms, & Fixes
The variable valve timing (VVT) solenoid is the latest technology installed in the latest vehicle models as part of the VVT system. It is one of …
P1326 Code: Meaning, Causes, Symptoms (& How to Fix)
The Check Engine Light (CEL) on your car isn’t always a sign of impending doom, but you should never assume the issue is minor. In …
P0523 Code: Meaning, Causes, Symptoms, & Fixing
This diagnostic trouble code (DTC) is a generic OBD-II powertrain code. It is considered generic because it applies to all makes and models of vehicles …
P06DD Code: Engine Oil Pressure Control Circuit Performance/Stuck Off
The oil pump supplies three to six gallons of oil to lubricate the engine. It’s the part of the fuel pressure oil system that forces …
P0128 Code: Coolant Temperature Below Thermostat Regulating Temperature
Error code P0128 simply means the coolant temperature is below the ability of the thermostat to regulate. This code may not alert you to the …
P0171 OBD-II Trouble Code: Fuel Trim System Too Lean (Bank 1)
A P0171 code is set by your vehicle’s powertrain control module (PCM) when it detects that the air-to-fuel ratio of your vehicle is too lean. …
P0456 Error Code: Evaporative Emissions System – Small Leak Detected
Wondering why the check engine light is on and what is has to do with code P0456? Your vehicle has a complex evaporative emissions system …
P0420 Error Code: Catalyst System Efficiency Below Threshold
The P0420 code signals a low catalyst system efficiency. This code suggests that the oxygen levels are below the desired threshold (Bank 1), which most …
P0521 Code: Meaning, Causes, Symptoms and How to Fix It.
Having a warning light appear on your car’s dashboard is never something you want to have to deal with, but it is a normal part …
P0522 Code: Engine Oil Pressure Sensor/Switch Low Voltage
Oil pressure is an indication of your vehicle’s health. If the oil pressure in your engine is in the normal range, it means that there’s …