Power Loss

2001 Daewoo Matiz 800SE
Car: Daewoo Matiz
Year: 2001
Variant: 800SE
Categories: Running Rough, Starting & Power Loss
Had this car 7 Years so far very good,but last year in very hot weather i lost power never completely cut out still kept going,when the engine cooled i checked plugs and the No1 plug was sooted up,others were ok,changed plug and lead went perfect until this year,when in hot weather exactly the same thing happened again,very slight loss of power,next day started up perfectly,engine ran as normal for 65 miles when caught in very bad traffic jam and same thing happened again,loss of power but still kept going with slight hesitation on acceleration,but otherwise OK.
Any ideas please
Problem added: Aug 22, 2012 (11 years ago)
had this once b4 no.1 injector harness went open circuit when hot check with noid light. never found where so rewired to ecm
Answered Jan 6, 2013 (11 years ago)

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