P2402 - Evaporative Emission System Leak Detection Pump Control Circuit High

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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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)

Possible symptoms

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

P2402 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 P2402 - Evaporative Emission System Leak Detection Pump Control Circuit High - AutoCodes.com

P2402 Information for specific makes

  • P2402 BMW Evaporative Emission System Leak Detection Pump Control Circuit High   
  • P2402 DODGE Evaporative Emission System Leak Detection Pump Control Circuit High
  • P2402 LEXUS EVAP System Leak Detection Pump Control Circuit High
  • P2402 MINI Evaporative Emission System Leak Detection Pump Control Circuit High
  • P2402 SCION Leak detection pump stuck ON
  • P2402 TOYOTA EVAP System Leak Detection Pump Control Circuit High   

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P2402 Comments

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