erratic tickover

Alex Crow

Senior Member
Joined
Jul 9, 2009
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Super Suffolk
Your Mercedes
W169, W124, w202, W203, KTM 250 EXC, VW T25 camper and a Polo in a pear tree
no connection, p1664 is the 'extra electrical heater', it shortens the time it takes to demist your screen from a cold start.

erratic tickover is usually an injector, you will need a 'smooth running' check on a star machine.
 

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