BRAKE LIGHTS WILL NOT LIGHT WHEN BRAKE PEDAL APPLIED. cont'd -680640319

TM 5-2420-224-20-1

Table 3-5. Troubleshooting (Cont)

Malfunction

Test or Inspection

Corrective Action

ELECTRICAL SYSTEM (CONT)

Step 8. Disconnect connector K (12) and check for +24 VDC between wire 444 (10)

and ground.

If +24 VDC is present, repair wiring 444 between connector K

and turn signal lever.

If +24 VDC is not present, reconnect connector K and go to

step 9.

Step 9. Check for +24 VDC between wire 443 (13) and ground at master light

switch (14).

If +24 VDC is present, repair wiring 443 between master light

switch and connector K.

I f + 2 4 VDC is not present, go to step 10.

Step 10. Disconnect connector M (15) and check for +24 VDC between wire 442 (1)

and ground.

If +24 VDC is present, repair wiring 442 between connector M

and master light switch.

If +24 VDC is not present, reconnect connector M and go to

step 11.

Step 11. Disconnect connector J (4) and check for +24 VDC between wire 442 (1)

and ground.

If +24 VDC is present, repair wiring 442 between

connector J

and connector M.

If +24 VDC is not present, repair wiring 442 between

connector J and brake light switch.

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