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He is using it on a 1973 car that does not have an ECU, has an aftermarket programable electronic ignition that still uses the contact points but vacuum and mechanical advance have been disabled. There is a MAP sensor connected to the ignition unit and this test unit is connected to the MAP...

I hope that I am not putting this in the wrong area, if I am please move it to where I should have entered it. I just wanted to let you know that recently my son has bought and oxygen sensor and small PC board that we have made up a chamber for the O2 sensor to fit into and a sniffer pipe that...

Hello, My son found some information on the internet that advised that there are two models of those engines, one has a diagnostic plug but the other one does not. I would say that is why I could only find a four pin plug, Waynne said that a four pin plug did not sound right for an engine check...

The Prius brake system also uses an electric pump to pressurise an accumulator to store fluid under pressure as it does not use vacuum boosted brakes as engine is not always running. Also electric power steering.

I use what I call a vacuum bleeder, uses compressed air flowing past a venturi to draw the brake fluid from the nipples. But I like to finish off with 2 person method after using it as the vacuum bleeder only draws the fluid through slowly so I finish off with 2 people so I get a nice fast flow...

I am not using any diagnostic equipment, just a standard timing light. The sticker under the bonnet says "set ignition timing to 10 degrees BTC with engine check terminals shorted out". As you can understand I do not want to start shorting out terminals on the check plug without knowing the...

Hello, I would like to know if anyone can help me with which terminals on the engine check plug have to be shorted to check the ignition timing on a 1992 Mira with an EF-EL 660cc EFI engine. The engine check plug is a four pin (square configuration) plug located on the firewall on the left hand...