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P2420 2003 TOYOTA HIGHLANDER

P2420 2003 TOYOTA HIGHLANDER - Evaporative Emission System Switching Valve Control Circuit High

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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P2420 2003 TOYOTA HIGHLANDER Possible Causes

  • Faulty Vacuum Pump Module
  • Vacuum Pump Module harness is open or shorted
  • Vacuum Pump Module circuit poor electrical connection.
  • Faulty Engine Control Module (ECM)

First diagnose P2420 2003 TOYOTA HIGHLANDER code

    Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded terminals.

Cost of diagnosing the P2420 2003 TOYOTA HIGHLANDER code

    Labor: 1.0

    The cost of diagnosing the P2420 2003 TOYOTA HIGHLANDER code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

When is the P2420 2003 TOYOTA HIGHLANDER code detected?

To determine leak criterion (Reference pressure), vacuum pump creates negative pressure in canister pump module through 0.02 inch orifice and pressure is measured. If the conditions are not met, Engine Control Module (ECM) the code will be set.

P2420 2003 TOYOTA HIGHLANDER Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P2420 2003 Toyota Highlander Description

5 hours after the ignition switch is turned OFF, the electric vacuum pump creates negative pressure (vacuum) in the EVAP (Evaporative Emission) system. The Engine Control Module (ECM) monitors for leaks and actuator malfunctions based on the EVAP pressure.
OBDII Code P2420 2003 Toyota Highlander - Evaporative Emission System Switching Valve Control Circuit High - AutoCodes.com

P2420 2003 TOYOTA HIGHLANDER More Information

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