P0441 Code: Evaporative Emission Control System – Incorrect Purge Flow
The P0441 trouble code can be confusing and concerning for vehicle owners. This code points …
P0410 Code: Malfunctioning Secondary Air Injection System
Today’s emissions systems are complex, with many parts working in unison for clean exhaust. But …
P0137 Code: O2 Sensor Circuit Low Voltage (Bank 1, Sensor 2)
Today’s vehicles use a web of sensors and modules for efficiency and emissions compliance. Oxygen …
P0405 Code: Exhaust Gas Recirculation Sensor A Circuit Low
In the 1970s, new emissions standards forced automakers to reduce carbon footprints. But the required …
P2135 Code: Throttle/Pedal Position Sensor/Switch “A”/”B” Voltage Correlation
Today’s vehicles are nothing short of highly complex when compared to those of previous generations. …
U0100 Code: Lost Communication With ECM/PCM “A”
That dreaded check engine light often signals an underlying problem. But code U0100 indicates an …
P0411 Code: Secondary Air Injection Incorrect Flow Detected
Strict emissions laws of the 1970s and 80s compelled development of smog reduction systems. These …
P0174 Code: System Too Lean (Bank 2)
Is your car showing a P0174 code after scanning your check engine light? This code …
P0131 Code: O2 Sensor Signal Low Voltage (Bank 1, Sensor 1)
Modern vehicle computers rely on sensor feedback to maximize efficiency. But sensors eventually fail, logging …
P0117 Code: Engine Coolant Temperature Circuit Low Input
Modern cars rely on sensors and computers to optimize performance. But with complexity comes faults. …
P0130 Code: O2 Sensor Circuit (Bank 1, Sensor 1)
A lit check engine light can strike fear but don’t panic before diagnosing the code. …
P0606 Code: PCM Processor Fault
When that dreaded check engine light pops on, using a scan tool to read fault …