Remove all jewelry such as rings, dog tags, bracelets, etc. If jewelry contacts a metal surface a direct
short may result in instant heating of tools, damage to equipment, and injury or death to personnel.
Remove lamp from socket. Place red lead of multimeter in socket and black lead to ground. Turn
MASTER and driver's VEHICLE EXHAUST SMOKE switches ON and check for voltage. Turn
MASTER and driver's VEHICLE EXHAUST SMOKE switches OFF. If voltage is present, replace
lamp (see WP 0448 00). If voltage is not present, go to step 2.