Fault Code P2420
Code meaning, symptoms, possible causes, part number, and estimated cost.
P2420
Evaporative Emission System Switching Valve Control Circuit High
This code indicates a high voltage in the control circuit of the Evaporative Emission System (EVAP) switching valve, which can prevent the valve from operating correctly or cause it to remain open.
Part Details
Part Name
EVAP Switching Valve
Reference P/N (OEM)
N/A
General part number for this fault code — not necessarily for your specific vehicle
Estimated Cost
₪300 - ₪800
Engine Location
EVAP system
Symptoms
- Check Engine light illuminated
- Fuel odor
- Increased fuel consumption
- Difficulty fueling
Possible Causes
- 1Short to voltage in the circuit
- 2Faulty electrical connector
- 3EVAP valve stuck open
- 4Faulty PCM
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