erratic idle

Cole@MBS

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Your Mercedes
124 300 CE 24 Coupe, C220CDI, 1959:Morris Minor
Airmass sensor????

Will have o look it up at work tomorrow, if you dont get a reply!

Welcome to the forums!!
 

Alex Crow

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W169, W124, w202, W203, KTM 250 EXC, VW T25 camper and a Polo in a pear tree
i believe the p1664 code is the extra electrical heater. a component used to create fast hot coolant on start up to demist screens quickly on winter days. a very common failure and nothing whatsoever to do with the idle problem.
 

television

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So this was just an idle code :rolleyes::rolleyes:
 

Alex Crow

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malcolm, i fell off the chair - you are wasted here.
 

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