e59. ONE OR BOTH STOPLIGHTS DO NOT ILLUMINATE (CONT)
TM 9-2320-365-20-1
2-722.2 Change 1
WARNING
Read WARNING
on following page.
13.
Is 12 VDC present at relay
K10 terminal 86?
TEST OPTIONS
Voltage Test or
STE/ICE-R Test #89
REASON FOR QUESTION
KNOWN INFO
Blackout stoplights illuminate.
Lamp OK.
Rear lights cable assembly
OK.
Composite taillight assembly
OK.
Turn signal switch OK.
Diode D1B OK.
Diode D2A OK.
Main light switch OK.
Diode D1A OK.
POSSIBLE PROBLEMS
Faulty dashboard cable
assembly.
Faulty relay K10.
Repair wire 1940 from relay K10
terminal 86 to terminal board TB1
position 29 (para 2-40) or replace WTEC II
dashboard cable assembly (para 7-10) or
WTEC III dashboard cable
assembly (para 7-11).
YES
If 12 VDC is not present, wire
1940 is faulty.
NO
