I seriously need help with my swap :(

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prestochango

New Member
i have a 89 crx si and im doing a dohc zc swap im using an hf engine wiring harness because i didnt have a si one also im using the inside harness from a dx crx and everything hooks up but a plug on the drivers side the one thats next to the one that hooks up to the injector box...what should i do???
 
if you have a DX chassis harness from the ECU to the firewall, you need to use a DX engine harness and do the DPFI to MPFI wiring changes - the DX chassis harness has no wiring in it for the additional 2 injectors on the MPFI and has no wiring for the Cylinder sensor in the distributor - these are the wires that are added for the MPFI swap -

to use the HF engine harness, you need a HF chassis harness from the ECU to the firewall - HF and Si engine harnesses are not interchangeable (although they will plug in) - all of the wires (except for one) in the driver's side connector are in different locations in the connectors - the HF has the igniter wire in the driver's side connector - the Si has the igniter wire in the passenger side connector
 
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