ENGINE-XMSN TEMP-PRESS WARNING LIGHT CIRCUIT. (Cont)

TM 9-2350-238-20-1

2-12. ELECTRICAL CIRCUIT TROUBLESHOOTING (CONT).

Make sure MASTER switch is OFF before repairing electrical

circuits. Failure to observe this warning could result in injury to

personnel.

To access engine disconnect, remove transmission deck lid assembly.

Step 6.

Refer to page 2-938. Disconnect wiring harness at engine disconnect.

Place red probe in socket N (lead 509). Ground black probe. Set MASTER

switch ON. Set INST switch ON. If multimeter indicates about 24 volts,

system is operating normally. If multimeter indicates no voltage, repair lead

509 from engine disconnect to warning switches. Refer to page 2-371. Set

MASTER switch OFF. Set INST switch OFF. Connect wiring harness.

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