TM 9-2350-238-20-1
Step 7.
Disconnect both leads 75 from brake warning sensitive switch. Connect
multimeter to brake warning sensitive switch leads. Apply brakes. If
multimeter indicates 0 ohms, repair lead 75 between brake warning
sensitive switch and vehicular light switch. Refer to page 2-371. If
multimeter indicates infinity, replace brake warning sensitive switch. Refer
to page 2-626. Connect leads to brake warning sensitive switch.
2-231