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What is a secondary air pump VW?

What is a secondary air pump VW?

Secondary Air Injection Pump. An emissions component, that is part of the Secondary Air Injection system, which is responsible for Pumping clean Air into the vehicle’s exhaust stream to promote a cleaner and more complete burn before the fumes exit the tailpipe.

What does trouble code P0411 mean?

Trouble code P0411 is a generic OBD-II DTC (digital trouble code) which indicates a problem with your vehicle’s secondary air injection system. DTC P0411 indicates the engine control unit (ECU) has detected an air flow problem within the secondary air injection system.

How do I know if my smog pump is bad?

One of the first symptoms of a bad or failing smog pump is a rough running engine. When a smog pump fails the finely tuned air-fuel ratios can be upset, and it will negatively affect the performance of the engine. The engine may have trouble idling, and may drop in engine speed, or stall when the pedal is pressed.

What part is needed to repair trouble code p0411?

Air Injection Pump – The most common problem occurs with the air injection pump.

  • Air Control Valve Relay – Faulty air control valve relay will affect the emission system and thus needs immediate replacement.
  • Air Injection Check Valve – If the air injection check valve if faulty,it will affect the air intake into the exhaust.

    • What is trouble code p0411?

    Defective Air Management Valve (s)

  • Faulty Air Pump or Air Pump Relay
  • Faulty air control solenoids or vacuum lines
  • System may be restricted or plugged with carbon

    • What is likely cause of OBD code p0411?

    Potential causes of a P0411 code include: Damaged or missing check valve AIR pump intake port plugged/damaged AIR pump clutch malfunction Holes or damage to exhaust components

    What are the possible causes of trouble code p0410?

    What are the common causes of code P0410? Defective, or malfunctioning pump check valves. Defective, or malfunctioning pump relays. Defective, or malfunctioning control solenoids. Ruptured, or leaking hoses and ducting. Restrictions in the form of carbon build up in hoses, ducting, and other components.