CHAPTER 2: VEHICLE MAINTENANCE INSTRUCTIONS
2-19 ELECTRICAL TROUBLESHOOTING-Continued
ENGINE OIL TEMPERATURE GAGE-Continued
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.
Reconnect bulkhead to engine bracket and rear fuel
tank transmitter wiring harness to engine disconnect.
Remove powerplant (see paragraph 3-1). Disconnect
wire 33 from engine oil temperature sending unit.
Place red lead of multimeter on wire 33 and black lead
to ground. Turn MASTER switch on and check for
voltage. Turn MASTER switch OFF. If voltage is
present, replace engine oil temperature sending unit
(see paragraph 6-22). If voltage is not present,
repair/replace wire 33 of engine wiring harness (see
paragraph 6-58 for dual voltage; 6-59 for single