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Re: Scanning older vehicles OBD1 pre '95
Posted to Tool & Equipment Forum on 12/5/2023 2 Replies

Hi Allen,

As I recall, according to the service information these could be read by using a jumper at the correct DLC pins and counting the flashes on the engine warning lamp.

These were very basic systems and required a lot of true manual sensor testing to... Login to read more.

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