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D15B7 to D15Z8 swap

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Old Jul 18, 2021 | 11:27 AM
  #1  
TougeButSlow's Avatar
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Default D15B7 to D15Z8 swap

Hello guys, so I have a 93 Civic with half dead D15B7 and I got my hands on wery cheap D15Z8 (economy vtec). Guy, which I bought it from gave me engine, P9l ECU, fuel rail with injectors, wiring that goes from from ECU to right front strut tower and VTEC solenoid. My questions are :
1. Will I need distributor from the Z8?
2. Will the wiring be direct fit to engine harness or will i need OBD 1 to OBD 2 conversion?
3. How do I wire the vtec?
4. Anymore suggestions?
Thanks in advance [img]data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7[/img]
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Old Aug 31, 2021 | 10:06 AM
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tony_2018's Avatar
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From: Still hunting that foo up there
Default Re: D15B7 to D15Z8 swap

Buddy...if my lazy research is correct....that ecu has an immobilizer...
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Old Dec 7, 2021 | 12:54 PM
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Default Re: D15B7 to D15Z8 swap

Touge, how did that swap go?
Did you manage to immo off that ecu? I'm swaping a d14 to d15z8 and havent been able to make it run with the P9L yet.
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Old Dec 7, 2021 | 12:58 PM
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Default Re: D15B7 to D15Z8 swap

Hello, so instead of swapping I just bougt a daily beater EK sedan with so told engine and got myself a proper Y8 VTEC head for my EG. Did you also changed the immo with the ecu?
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Old Dec 8, 2021 | 12:54 PM
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Default Re: D15B7 to D15Z8 swap

Nice!
Not yet, tried to exchange the oki circuit from the old one, didn’t work, tried to immo off the thing, didn’t work either, I’m not sure if I did it correctly though, heard the P9L is somewhat different, do you know anything about it?
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