Would a '98 harness work on a '99 Si?

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Apr 23, 2007 | 06:47 AM

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Would a '98 harness work on a '99 Si?

Posting for a friend here:

Would a '98 EX engine harness work on a 99 Si?

Apr 23, 2007 | 07:35 AM

ek4h

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Joined: Jun 2006

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From: SIN CITY

Re: Would a '98 harness work on a '99 Si? (eL)

is should plug and play both ODB2 and 2nd o2 if i am not right

Apr 23, 2007 | 10:32 AM

ekhatchswap

Joined: Nov 2006

Posts: 25

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From: Bo liv, NC, USA

Re: Would a '98 harness work on a '99 Si? (eL)

no 98 civic ex harness is OBD2A, 99 civic si is wired for OBD2B. ECU's are different and dash harnesses are different.

OBD2A 96-98
OBD2B 99-00

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