P0488

2017-10-10

Description:

  • The fault code P0488 indicates that there is an issue with the circuit that controls the EGR throttle in range or performance.

Possible Symptoms:

  • Illuminated check engine light

  • Rough idle or stalling

  • Reduced engine power or acceleration

  • Poor fuel economy

  • Engine hesitation or surging

Possible Causes:

  • Malfunctioning EGR valve

  • Wiring issues in the EGR related circuits

  • Failed PCM or EGR solenoid

  • Vacuum leaks in the EGR system

  • Failed throttle body

Related Parts:

  • Exhaust Gas Recirculation (EGR) Sensor: Exhaust gas recirculation (EGR) is an emissions reduction technique used in petrol and diesel engines. Problems lead to harmful emissions out of limit

Possible Solutions:

  • Replace the EGR valve

  • Check and repair damaged wiring or connections in the EGR related circuits

  • Replace the PCM or EGR solenoid as necessary

  • Inspect and repair any vacuum leaks in the EGR system

  • Replace the throttle body if necessary

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