OBD II Fault Code P0490 :

Description of Fault code P0490

EXHAUST GAS RECIRCULATION (EGR) VALVE CIRCUIT SHORTED TO POWER

Possible failuer P0490

• EGR Actuator
• EGR Actuator harness (Short to power)

Diagnostic Procedure using AutoHex II Scan Tool

• When the current value on the actuator driving is monitored, the short to power is detected more than a specified value for a set period of time.

Test Conditions using AutoHex tester

• Continuously

Clear Fault codes Conditions

• When the current value on the actuator driving is monitored, the short to power is detected more than a specified value for a set period of time.

MIL Status

• Check Engine Light ON

Note:

• AutoHex II is a professional Auto diagnostic.
• This fault code is a GERENRIC fault code, some cars may change the meaning of this fault code.
  To get the accurate fault code description you may use AutoHex II

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