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International Automotive Technicians Network
Re: What is this Bosch meter used to test?
Posted to Tool & Equipment Forum on 8/10/2010

I know this one ...

This is the Bosch tester used to test L-jet systems (BMW, Alfa, etc).

The tool connects between the ECU and the car's harness. You can run through the 'program' tests in less than 15 minutes. This basically checks that the ECU has power... Login to read more.