Fault Code P0414
Code meaning, symptoms, possible causes, part number, and estimated cost.
P0414
Secondary Air Injection System Circuit 'A' Shorted
This code indicates a short circuit in the Secondary Air Injection System 'A'. An electrical short can prevent the system from operating correctly, affecting the vehicle's emission levels.
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
- Failure of emissions test
- Unusual noise from the air pump (in case of short)
- Usually no immediate driving symptoms
Possible Causes
- 1Electrical short in the system wiring
- 2Faulty secondary air injection pump (internal)
- 3Faulty air pump relay
- 4Electrical short in the system connector
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