Dodge Ram 1500 VAN year 2000
error code 0301 is Cylinder 1 misfiring. Check to ensure plug wire is on, if so, pull plug and check to see if needs replaced.
error code 0645 is Air Conditioning (A/C) Clutch Relay Control Circuit. It could be shorted out, or more likely the fuse is bad. Check fuse in box under hood on drivers side, fuse is about $15.
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