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2003 Ford Expedition P0492 Fault Code Check

When you check 2003 Ford Expedition car engine light came on code P0492 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However Ford manufacturer may have a different definition for the P0492 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

P0492 2003 2003 Ford Expedition Code Clear

On 1999 and later P0492 2003 2003 Ford Expedition engines, the instrument cluster has a built-in self-diagnostic mode that can be accessed by pressing and holding the instrument cluster SELECT/RESET button. Insert the ignition key and turn to the RUN position (but don't crank or start engine). Continue to press and hold the SELECT/RESET button (for 5 seconds) until the word TEST is displayed by the odometer. Release the SELECT/RESET button within three seconds after the word TEST is displayed to begin the self-diagnostic mode.

2003 Ford Expedition P0492 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P0492 Secondary Air Injection System Insufficient Flow Bank 2 so you have to check ODB-II Fault Code Check list.

Reason For 2003 Ford Expedition P0492 Code

The reason of 2003 Ford Expedition P0492 OBD-II Fault Code Check is P0492 Secondary Air Injection System Insufficient Flow Bank 2.
P0492 Code Reason

2003 Ford Expedition P0492 Possibble Fix Ways :

There could be a number of reasons for noisy brakes. It could be that your brake pads are loose, worn out, or you may have brake dust inside the drum. If you can't see anything wrong with your brake pads, and you suspect it may be brake dust, it may be best to leave this to a professional, brake dust can be extremely dangerous if accidentally inhaled.

When you turn on the ignition, the Service Engine Soon or Check Engine P0492 2003 2003 Ford Expedition light should flash briefly, indicating that the OBD system is ready to scan your vehicle for any malfunctions. After this brief flash, the light should stay off while you drive as long as no problems are detected. If P0492 2003 2003 Ford Expedition so, you'll be glad to know that your vehicle is equipped with an early warning system that could save you time, money, and fuel in addition to helping protect the P0492!

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