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International Automotive Technicians Network
Re: The difference between Motronic and Trionic Saab ignition
Posted to Technical Discussion Forum on 10/23/2008

The 900 (new body style, 94-98) is easy, just look at the top of the engine. If it has a distributor, it is a motronic. If it has a solid plate over the spark plug area that says "Direct Ignition" on it, it is a trionic.

The 9000 is a bit harder. The early ... Login to read more.