What does code P2431 mean?
What does code P2431 mean?
OBD-II Code P2431 is defined as a Secondary Air Injection System Air Flow/Pressure Sensor Circuit. The Secondary Air Injection System (AIR) pumps outside fresh air into the Exhaust System during cold engine start up.
What is code P0418 mean?
P0418 is a diagnostic trouble code (DTC) for “Secondary Air Injection System Relay A circuit Malfunction”. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation.
What is code P2445?
What the P2445 code means. The secondary air injection system is designed to pump outside air into the exhaust in order to help reduce harmful emissions. This trouble code indicates that the powertrain control module has detected a malfunction with this system on the bank 1 side of the engine.
What causes P2440?
Error Code P2440 is defined as Secondary Air Injection System Switching Valve Stuck Open Bank 1. This indicates a stuck open problem in the switching valve of the secondary air injection system in Bank 1.
What does the OBD code p2431 stand for?
OBD-II trouble code P2431 and related codes P2430, P2432, P2433, and P2434 are associated with the secondary air injection system air flow/pressure sensor circuit bank 1.
What causes a p2431 code on a thermostat?
Causes for this P2431 code may include: Defective secondary air injection pump Defective air control solenoid valve Corroded, damaged or loose connector What are some P2431 troubleshooting steps?
What’s the p2431 code Ford F150?
P2431 is a diagnostic trouble code (DTC) for “Secondary Air Injection System Air Flow / Pressure Sensor Circuit Range / Performance Bank 1”. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation.
