Fault Code P2403
Code meaning, symptoms, possible causes, part number, and estimated cost.
P2403
Evaporative Emission System Leak Detection Pump Sense Circuit/Open
This code indicates a fault in the sense circuit of the leak detection pump in the evaporative emission system. The circuit may be open or have an electrical issue.
Part Details
Part Name
EVAP Leak Detection Pump
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 the fuel tank
Symptoms
- Check Engine Light on
- Emissions test failure
- Fuel smell (rare)
- Improper EVAP system operation
Possible Causes
- 1Faulty leak detection pump
- 2Damaged or open wiring
- 3Loose or corroded connector
- 4Faulty Powertrain Control Module (PCM/ECM)
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