P2419 low

EVAP System Switching Valve Control Circuit Low

What does P2419 mean?

The P2419 code means the vehicle's onboard diagnostic system has detected: EVAP System Switching Valve Control Circuit Low. This is a low severity code.

Common Symptoms

  • Check Engine Light on
  • Failed emissions test
  • No drivability issues
  • EVAP readiness monitor incomplete
  • Fuel vapor smell possible near engine

Probable Causes (Ranked by Likelihood)

  • Short to ground in EVAP valve wiring Very High
  • Failed EVAP switching valve (shorted coil) High
  • Corroded valve connector with low resistance Moderate
  • ECM driver circuit fault Low

Step-by-Step Diagnostic Procedure

  1. Measure EVAP valve solenoid resistance (compare to specification)

  2. Check wiring for short to ground between ECM and valve

  3. Inspect valve connector for corrosion or water damage

  4. Command valve operation with scan tool and verify response

  5. Check for voltage at valve connector

Frequently Asked Questions

Can I drive with code P2419?

Yes, safe to drive. This emissions code does not affect engine performance or vehicle safety.

What causes P2419?

Usually a shorted EVAP solenoid or wiring that has been damaged. The solenoid is an inexpensive and easy-to-replace part.

Is P2419 expensive to fix?

Typically $75 to $350. Solenoid replacement is the most common and affordable repair.

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