Running rich

Joined: July 21st, 2015, 7:16 pm

July 21st, 2015, 7:24 pm #1

I'm nearing the end of a FJ20 swap into my 510 and We (my Datsun guru and I)can't seem to remedy the rich mixture. Most of the FJ's here in the states came without the ECU or harness so a 200SX is what gets used. It leans out a little upon warmup but still too rich. Any insights?
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Anonymous
Anonymous

July 22nd, 2015, 4:21 am #2

try and use the coolant temp sensor from the sr or put a resister on the coolant temp wiring

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Mike H
Mike H

February 13th, 2018, 6:04 am #3

I have the same issue, whatr did you end up doing?
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