OBD II Fault Code P0300 :

Description of Fault code P0300

RANDOM MISFIRE

Possible failuer P0300

• Fuel pump pressure
• Fuel line clogged
• Fuel filter clogged
• Pressure regulator stuck open
• EGR clogged jet, leak to atmosphere
• VTEC pin stuck
• MAP sensor character-istic shift
• Carbon deposit on valves
• Compression low
• Insufficient fuel

Diagnostic Procedure using AutoHex II Scan Tool

• The state that there is a major change in crankshaft revolution speed is detected.

Test Conditions using AutoHex tester

• Engine running.

Clear Fault codes Conditions

• The state that there is a major change in crankshaft revolution speed is detected.

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

More Fault codes: