OBD-II Trouble Codes

list and description of all OBD-II diagnostic trouble codes

U300C – All makes

Code : U300CMarque : All makesDescription : U300C Ignition Input Off/On/StartPossible causes : – Ignition Input Off/On/Start (ISP-R) harness is open or shorted – Ignition Input Off/On/Start (ISP-R) circuit poor electrical connectionSolutions : – Carry out a Reset via CarDiag – Choose a better quality fuel – Check that the tank cap is securely closed …

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U300C – MERCURY

Code : U300CMarque : MERCURYDescription : U300C MERCURY Ignition Input Off/On/StartPossible causes : – Ignition Input Off/On/Start (ISP-R) harness is open or shorted – Ignition Input Off/On/Start (ISP-R) circuit poor electrical connectionSolutions : – Carry out a Reset via CarDiag – Choose a better quality fuel – Check that the tank cap is securely closed …

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U300C – LINCOLN

Code : U300CMarque : LINCOLNDescription : U300C LINCOLN Ignition Input Off/On/StartPossible causes : – Ignition Input Off/On/Start (ISP-R) harness is open or shorted – Ignition Input Off/On/Start (ISP-R) circuit poor electrical connectionSolutions : – Carry out a Reset via CarDiag – Choose a better quality fuel – Check that the tank cap is securely closed …

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U300C – FORD

Code : U300CMarque : FORDDescription : U300C FORD Ignition Input Off/On/StartPossible causes : – Ignition Input Off/On/Start (ISP-R) harness is open or shorted – Ignition Input Off/On/Start (ISP-R) circuit poor electrical connectionSolutions : – Carry out a Reset via CarDiag – Choose a better quality fuel – Check that the tank cap is securely closed …

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