B18b LS How to determine if OBD1 or OBD2

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95hatchcx

Member
Is there any certain markings that i can look for on the ecu?
Any ideas would help???????????????
 
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or on the engine ... look at the distributor plug... OBD-1 will be a 2 piece plug / OBD-2 will be a 1 piece plug
 
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