Fault Code P0415
Code meaning, symptoms, possible causes, part number, and estimated cost.
P0415
Secondary Air Injection System Circuit 'B' Malfunction
This code indicates a malfunction in the Secondary Air Injection System 'B' circuit. This fault is similar to P0413/P0414 but refers to a different circuit or side of the system, and can affect emissions control.
Part Details
Part Name
Secondary Air Injection Pump / 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
- Failure of emissions test
- Usually no driving symptoms
- Unusual noise from the air injection system
Possible Causes
- 1Damaged wiring in the system circuit
- 2Faulty air pump relay
- 3Faulty secondary air injection pump
- 4Faulty check/diverter valve
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