What does a secondary air injection system malfunction mean?
What does a secondary air injection system malfunction mean?
P0410
Code P0410 is the result of the Engine Control Module (ECM) indicating a malfunctioning Secondary Air Injection System. This happens when the O2 sensor does not accurately detect the changes in the O2 level of the exhaust while the air injection system is functioning.
What happens when secondary air pump fails?
A faulty secondary air injection pump will cause problems for the air-to-fuel ratio in your internal combustion engine. If this ratio is too lean (not enough fuel), then your engine will have trouble generating speed whenever you step on the gas pedal.
How do I fix error code P0410?
What repairs can fix the P0410 code?
- Replacing the air injection pump and power relay.
- Replacing O2 sensors that respond too slow as they age.
- Replacing the air injection pump intake filter clogged with debris.
Can you drive with a bad smog pump?
While failing a smog test is a serious enough problem, the real danger from a bad air pump is the possibility that reduced engine performance and driveability could cause be hazardous to your driving safety.
What is code P2431?
What the P2431 code means. The secondary air injection system is used to add air into the exhaust to reduce vehicle emissions. When the the incorrect flow is detected, the electronic control unit (ECU) detects this fault and sets the P2431 code. This code causes the Check Engine Light to be illuminated on the dashboard …
What are signs of bad smog pump?
Bad Secondary Air Injection Pump Symptoms
- Check Engine Light. Your vehicle’s manufacturer fills it to the brim with sensors, and these sensors monitor just about everything that your car does.
- Failed Emissions Test.
- Slow Acceleration.
- Stalling Engine or Reduced Power Output.
- Low Idle.
