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spark advance programing VS base timing..

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Old Oct 22, 2002 | 10:03 PM
  #1  
breathment's Avatar
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From: Bedford, Tx
spark advance programing VS base timing..

my scan tool has what it calls. SAP -> spark advance programing from the computer. which im not sure if its the current timing. or if its the advance of the base timing. like if it says 15*. is that 15* BTDC. or is it 15* + 6*(base)= 21*?

anyone know
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Old Oct 26, 2002 | 06:11 AM
  #2  
Andy Bush's Avatar
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Hi
I don't know the answer, but can you recommend a make and source for scan tool like yours?
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