Autel AL539 AutoLink I/M Ready Live Data OBDII Scan Tool Brand_GTC Tools can be used while

Tools can be used while the alternator is on or off the vehicle

Heavy duty

conditioning and maintaining batteries in long term storage charging situations

Works on 2003-2006 Ford vans and trucks with 6

3/8 and 7/16"

Autel AL539 AutoLink I/M Ready Live Data OBDII Scan Tool Brand_GTC Tools can be used whileThe AutoLINK AL539 is an engine code reader and electrical testing tool. It can read and erase engine codes, display live and freeze frame data, supports all 10 OBDII test modes, and has one click I M readiness emissions testing. An OBDII cable, voltage test probes and an AVO meter are included for testing the starting, circuit, voltage, continuity, current, and charging systems. It is updatable via PC, and a 1 year tool warranty and free lifetime