If you own a car built after 1996, it comes equipped with a second-generation onboard diagnostic (OBD or OBDII) system. These systems work together with the vehicle's primary computer or powertrain ...

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The world of car diagnostics has changed a lot over the last 50 years. Back in the '70s and earlier, a mechanic's most valuable diagnostic tools were usually their eyes and ears. You could figure out ...

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Modern OBD-II scanners give everyday drivers and DIYers the power to read their car’s ‘check engine’ light and uncover hidden trouble codes. From basic code readers to advanced professional tools, ...

Modern car diagnostics have progressed from simple code readers to powerful tools that help drivers and DIYers identify issues before they become costly repairs. From OBD-II scanners to borescopes, ...