Table 3-5. Troubleshooting (Cont)
Test or Inspection
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
If +24 VDC is present, replace rear composite stoplight/taillight
If +24 VDC is not present, repair wiring 4445L between left
brake light connector and connector Y.
66. LEFT TAILLIGHT WILL NOT LIGHT.
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.
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.