LEFT TAILLIGHT WILL NOT LIGHT.

5-2420-224-20-1

Table 3-5. Troubleshooting (Cont)

Malfunction

Test or Inspection

Corrective Action

ELECTRICAL SYSTEM (CONT)

Step 7. Disconnect connector Y (14) and check for +24 VDC between wire 4445L

(11) and ground.

If +24 VDC is not present, repair wiring 4445L between

connector Y and connector B.

If +24 VDC is present, reconnect connector Y and go to step 8.

Step 8. Check for +24 VDC between wire 4445L (11) and ground at left brake light

connector (15).

If +24 VDC is present, replace rear composite stoplight/taillight

(page 4-190).

If +24 VDC is not present, repair wiring 4445L between left

brake light connector and connector Y.

66. LEFT TAILLIGHT WILL NOT LIGHT.

NOTE

Vehicle MASTER disconnect switch must be ON and master light switch set to

STOP LiGHT. Failure to do so will cause erroneous results.

Refer to wiring diagram (page 3-204) for all wiring repair steps.

Step 1.

Remove two screws (1), two washers (2), and guard (3). Loosen six screws

(4) and remove retainer (5).

Step 2. Remove left tail lamp (6) and check for continuity.

If there is no continuity, replace lamp.

If there is continuity, go to step 3.