KNOWN INFO
TEST OPTIONS
REASON FOR QUESTION
NO
YES
6.
POSSIBLE PROBLEMS
Is 12 VDC present at
connector P3
socket 1?
e46. ONE OR MORE CAB TOP MARKER LIGHTS DO NOT ILLUMINATE (CONT)
WARNING
CAUTION
Read WARNING and
CAUTION on
following page.
Voltage Test or
STE/ICE-R Test #89
If 12 VDC is not present, wire
1951 is faulty.
No cab top marker lights
illuminate.
Faulty M1081 cab clearance
and marker lights lower
cable assembly.
Faulty M1081 cab clearance
and marker lights upper
cable assembly.
Repair wire 1951 from connector P3
socket 1 to terminal lug TL74 (para 2-
40) or replace M1081 cab clearance
and marker lights lower cable
assembly (para 7-55).
TM 9-2320-365-20-1
2-570 Change 1