This is just one way you can check your glow plugs on your diesel engine. Subscribe: https://www.youtube.com/channel/UCj-I2PE6etPSl8SVNn8_UoQ
-A solid, secure connection -Safer starts -Faster starts -Long-lasting reliability -Hot-Shot 2 in use -Powerful, pocket- and palm-sized, for simple use and compact storage. -Available with a 2" shaft for most plug applications, or a 3" shaft designed to reach the most deep-seated plugs -Included socket caps prevent shorting, and fouling from dirt, dust and other field/pit-box debris. -110VAC wall charger included in all models for easy overnight recharging.