The amount of diagnostic information available via OBD has varied widely since its introduction in the early 1980s versions of on-board vehicle computers.

OBD systems give the vehicle owner or repair technician access to the status of the various vehicle sub-systems. Using a mix of expert knowledge, industry tests and user reviews, here’s our guide to the best car diagnostic tools for 2019. Arrives by Tue, Dec 14 Buy THINKCAR Thinktool Mini Car Full System Diagnosis OBD2 Scanner Vehicle Diagnostic Tool with 28 Reset Maintenance Functions ECU. On-board diagnostics (OBD) is an automotive term referring to a vehicles self-diagnostic and reporting capability. It’s worth checking where your port is before you invest, to make sure you feel comfortable accessing it. Though it’s usually located under the steering wheel, it can vary between manufacturers and some manufacturers are known (and frequently criticised) for putting it in hard-to-reach areas to kerb home diagnoses. This is the way garages connect their software tools to determine what the matter is with your car. It can convert the car OBD2 interface into 6 pin for signal detection and electrical level conversion.

GODIAG GT100 is a latest testing platform for OBDII protocol communication detection and ECU maintenance, diagnosis, programming & coding. The diagnostic tool, also known as a car reader, will not only give you the error codes, but also means of resetting them. GODIAG GT100 AUTO TOOLS OBD II Break Out Box ECU Connector. Shelling out on a car diagnostics tool is a smart alternative, since it’s paid for itself in the first diagnosis and can be used on multiple vehicles.īy diagnosing what the issue is at home, you can combine the results with an internet search and potentially save yourself hundreds in maintenance and repair bills. ECU and vehicle information is accessed using the conversion methods, service and data type descriptions contained in the ODX database. These days, one of the biggest gripes from drivers is manufacturers’ refusal to disclose error codes, meaning you're out-of-pocket before you even understand what is wrong with the car.

Gone are the days where lifting the bonnet and having a quick check might resolve a minor rattle. 6 Having engine trouble? Professional car diagnostic tools can help you get to the bottom of it and find the cause Credit: Getty - Contributor

Car ecu diagnostic tools