HORN INOPERATIVE CONTINUED - TM-9-2320-270-20-10160

TM 9-2320-270-20-1

TROUBLESHOOTING - CONTINUED

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

35. HORN INOPERATIVE CONTINUED.

At horn relay (1), using multimeter set at 30 vdc, put red probe on wire

Step 3.

no. 016 (2). Put black probe to good ground.

If meter reads no voltage, replace door ajar warning relay (page

4-242).

Disconnect firewall harness connector (3). Using multimeter set at 30 vdc,

Step 4.

put red probe on socket Y (4), and black probe to good ground. Take reading

and put firewaIl connector together.

If meter reads no voltage, close right side of hood (TM 9-2320-270-10)

and notify direct support maintenance.

TA239685

3-98