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Thread: misfire with no codes

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Posts: 1-5 of 5
2010-12-05 19:10:18
#1
misfire with no codes
Ve, 91 ser, max maf, jwt ecu- idles fine, misfire under load, replaced cap, rotor, wires, plugs, what am I missing?
2010-12-05 23:46:43
#2
Dont quote me but I think that in order for the ECU to find what cylinder has misfires the crank position sensor reads it. But you have a OBD1, it doesn't have that sensor. OBD2 came with the cps which is located in front of your tranny
2010-12-07 17:09:36
#3
New coil, all ignition parts changed, will run when cold, soon as it starts to warm up it misfire like crazy and is undriveable
2010-12-07 21:19:24
#4
ve distributor or de?

nvm you said coil so that means DE right? if it was the ve i would of asked if you removed the thing (forget what its called) from the harness when you wired the ve dizzy up..
2010-12-07 22:32:57
#5
Originally Posted by nissanoholic
New coil, all ignition parts changed, will run when cold, soon as it starts to warm up it misfire like crazy and is undriveable


Sounds like a lean miss. Check for vaccum leaks and the maf.
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