Fault Code P0413
Code meaning, symptoms, possible causes, part number, and estimated cost.
P0413
Secondary Air Injection System Circuit 'A' Open
This code indicates an open circuit in the Secondary Air Injection System 'A', which is responsible for injecting fresh air into the exhaust system to help reduce emissions during a cold engine start.
Part Details
Part Name
Secondary Air Injection Pump / Check Valve
Reference P/N (OEM)
N/A
General part number for this fault code — not necessarily for your specific vehicle
Estimated Cost
₪400 - ₪1500
Engine Location
Near Engine/Exhaust System
Symptoms
- Check Engine Light on
- May have no driving symptoms
- Failure of emissions test
- Noise from the air injection system (less common)
Possible Causes
- 1Broken wiring or disconnected connector
- 2Faulty air pump relay
- 3Faulty secondary air injection pump
- 4Blown fuse in the system circuit
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