scan tools Archives - UnderhoodService
Autel’s TS900 TPMS Tool

Beyond TPMS, the Autel TS900 shines as a full-service and maintenance tool. Sponsored by Autel.

Mode $06 Misfire Diagnosis

Understanding why ‘Mode $06’ was developed and how it works to identify misfires.

Voltage Drop Testing

The measurement of voltage is like the speed of the traffic.

Programming Options

Let’s help keep the code secure and your sanity intact.

CAT III Multimeters (VIDEO)

CAT III simply refers to the Category Safety Rating of the multimeter.

Drivability Issues Fuel Trim Diagnostics

No code diagnostics are some of the most challenging drivability issues.