b18b1 vs b18a1

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Apr 20, 2025 | 08:25 PM

#26

JRCivic1

Honda-Tech Member

Joined: Jan 2013

Posts: 9,998

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From: The South - Roll Tide !!!

Re: b18b1 vs b18a1

Quote:

Originally Posted by Htxstevooo

how did you get it to work ? I’m running obd1 I believe my b18b1 had crank sensor but my b18a1 doesn’t. I’ve been stuck on this all day

Are you installing your B18A1 in a '96-00 Civic or '96-01 Integra application and are you using an OBD-2 ECU ?

Apr 21, 2025 | 03:13 AM

#27

Htxstevooo

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Joined: Apr 2025

Posts: 4

Likes: 0

Re: b18b1 vs b18a1

Quote:

Originally Posted by JRCivic1

Are you installing your B18A1 in a '96-00 Civic or '96-01 Integra application and are you using an OBD-2 ECU ?

on a 97 ek civic and tbh i think the ecu is a p75

Apr 21, 2025 | 09:02 PM

#28

JRCivic1

Honda-Tech Member

Joined: Jan 2013

Posts: 9,998

Likes: 1,230

From: The South - Roll Tide !!!

Re: b18b1 vs b18a1

Quote:

Originally Posted by Htxstevooo

on a 97 ek civic and tbh i think the ecu is a p75

Does the ECU plug directly into the engine harness or do you have an ECU conversion harness between the ECU and factory engine harness ?

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