TM-9-2320-366-20-1
M1083 SERIES, 5 TON, 6x6, MEDIUM TACTICAL VEHICLES (MTV)
TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; UNIT MAINTENANCE; VOLUME NO. 1 OF 5
FEBRUARY 2006
CHANGE 3
TM-9-2320-366-20-1 - Page 1364 of 1824
TM 9-2320-366-20-1
e66. TRAILER RIGHT STOP/TURN LIGHT DOES NOT ILLUMINATE (CONT)
2-800
Change 1
TEST OPTIONS
REASON FOR QUESTION
KNOWN INFO
Voltage Test or
STE/ICE-R Test #89
If 12 VDC is not present,
wire 460B is faulty.
POSSIBLE PROBLEMS
Faulty dashboard cable
assembly.
Faulty relay K31.
WARNING
Read WARNING
on following page.
Is 12 VDC present at relay
K31 terminal 86 on PDP?
4.
Towing vehicle right stop/turn
light OK.
Circuit breaker CB44 OK.
Trailer electrical system OK.
Rear lights cable assembly OK.
Rear intervehicular 24 VDC
(12 pin) cable.
NO
Repair wire 460B from relay K31 terminal 86 on
PDP to connector J19 socket 3 (para 2-45) or
replace WTEC II dashboard cable assembly
(para 7-10) or WTEC III
dashboard cable
assembly (para 7-11).
YES
KNOWN INFO
TEST OPTIONS
Continuity Test or
STE/ICE-R Test #91
REASON FOR QUESTION
If continuity is not present,
wire 3048 is faulty.
POSSIBLE PROBLEMS
Faulty dashboard cable
assembly.
Faulty relay K31.
Is continuity present from
relay K31 terminal 85 on
PDP to ground?
5.
Towing vehicle right stop/turn
light OK.
Circuit breaker CB44 OK.
Trailer electrical system OK.
Rear lights cable assembly OK.
Rear intervehicular 24 VDC
(12 pin) cable.
Replace relay K31 (para 7-9).
NO
YES
Repair wire 3048 from K31 terminal 85 on PDP
to terminal board TB2 position 53 (para 2-45)
or replace WTEC II dashboard cable assembly
(para 7-10) or WTEC III dashboard cable
assembly ( para 7-11).
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