I changed motor from a right off that ran great now it runs ruogh and back fires & pops. hear a intermintent click noise from tranny side that makes it pop & back fire. it realy lacks power. computer scan comes up p0118. used all sensors from right off van that ran good before.
changed motor new motor back fires & lacks power on 1997 Dodge Caravan
This is a code for your engine coolant temp sensor, which can make an engine run very bad if it was broken or the wiring wasn't right. Is the radiator all topped off?
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you either have it out of time or some wires crossed