Sealey autel eobd code readers sealey ts401 this autel tpms code reader from sealey is a new generation tpms diagnostic and service tool which features unparalleled sensor coverage and incredibly easy to use interface this ergonomic tool provides easy and quick access to the faulty tpms sensor the tool is updateable via web based downloads supplied with operating instructions cd charger and sensor magnet in carry case ideal to work alongside the maxidas model no ds708 sealey ts401 aut