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Engine knock

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Old Nov 29, 2011 | 05:32 PM
  #1  
Heezayx's Avatar
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Engine knock

Hey guys.... my check engine light flashes fast when i hit boost and ive been getting alot of feedback saying its "knock"
can someone tell me exactly what knock is?
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Old Nov 29, 2011 | 05:34 PM
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detonation which could lead to a window in your block. Pull boost with your MBC, your car is telling you to stop killing it
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Old Nov 29, 2011 | 05:41 PM
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Originally Posted by prowakeskater
detonation which could lead to a window in your block. Pull boost with your MBC, your car is telling you to stop killing it
im 95% sure i have a boost leak somewhere because i hear it and feel it
could that be triggering the CEL?
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Old Nov 29, 2011 | 05:50 PM
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A boost leak can cause knock yes...
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Old Nov 30, 2011 | 07:39 AM
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Has the car been tuned? If its knocking and has tephra patch then the cel will flash
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Old Nov 30, 2011 | 10:04 PM
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Originally Posted by BillSpec
Has the car been tuned? If its knocking and has tephra patch then the cel will flash
yes i bought the car tuned.....
tuned by akuma motorsports im going to call them and ask about it
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Old Dec 5, 2011 | 12:27 AM
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From: sweden
turn down the boost ,
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Old Dec 12, 2011 | 06:07 AM
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You are likely running too much boost. Turn down your MBC, or check for any loose vacuum lines, as you may have a boost leak causing the wastegate to not function properly.
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