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  #1  
Old 02-12-2004, 04:09 AM
faqadi faqadi is offline
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S320 1997 Engine sound

I have an S320 1997 model,
When My Car is in the Nutral, I can hear the frequencey of the engine voice starts to go up and down (Hmmmmmm Hmmmmm), the sound is very very small , and also I can see the RPM indicator goes slight up and down , very small movement... please advice.... recentyl I have changed the spark blucks , the enjications, cables ,

pls send me an email to [email protected].
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Old 02-12-2004, 03:02 PM
mechy1barry mechy1barry is offline
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Re: S320 1997 Engine sound

check at intake manifold for air leak.also check wiring and muliplug connections,(prone to rot out)
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