Secondary Air Injection Incorrect Upstream Flow Detected
Trouble code P0446 means:Evaporative emission control system vent control circuit malfunction
what is fault code P0102 in a Chevy Tahoe?
An emission fault typically refers to a problem with the vehicle's emissions control system. This can include issues with components such as the catalytic converter, oxygen sensors, or exhaust system. It is important to address emission faults promptly to ensure the vehicle remains environmentally friendly and functions properly.
Try to disconnect the battery for a few minutes.
you have a fault code on emission systems
Left front tire pressure monitor fault signal.
inefficient catalyst
Igniton System or Misfire
catalyst system fault
In many cases the fuel cap is at fault, or a cracked vapor/vacuum hose.
Trouble code P0440 means:Evaporative emission control system malfunction