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 TM 9-2320-366-20-1
INTIAL SETUP
Equipment Conditions
Materials/Parts
Engine shut down (TM 9-2320-366-10-1).
Ties, Cable, Plastic (Item 69, Appendix D)
Cab raised (TM 9-2320-366-10-1).
Adhesive (Item 8, Appendix D)
Dispenser, Pressure Sensitive Adhesive Tape
Tools and Special Tools
(Item 20, Appendix D)
Tool Kit, Genl Mech (Item 46, Appendix C)
Seal Ring, Metal (Item 268, Appendix G)
STE/ICE-R (Item 41, Appendix C)
Multimeter, Digital (Item 22, Appendix C)
Personnel Required
Wire, Elect, 50 ft (Item 71, Appendix D)
(2)
Wire, Relay Test (Item 9, Appendix E)
References
TM 9-4910-571-12&P
KNOWN INFO
NOTE
TEST OPTIONS
Perform Engine System Troubleshooting a1.
Transmission pushbutton
Visual Inspection
Engine Does Not Crank and Electrical System
shift selector in neutral (N).
Troubleshooting e1. Circuit Breaker Does Not
Batteries OK.
REASON FOR QUESTION
Operate on circuit breakers CB21 and CB77
Service drive lights OK.
If vehicle is equipped with
prior to beginning this task.
Circuit breakers OK.
connector P81, perform
POSSIBLE PROBLEMS
Thermal Switch Bypass
Remove and install plastic cable ties as
procedure. If vehicle is not
required.
Faulty starting motor.
equipped with connector P81,
Faulty auxiliary starter
continue with step 2 of this
START
fault.
Faulty battery to starter cable
assembly.
Faulty oil pressure switch.
WARNING
Faulty relay K24.
Read WARNING
Faulty start and charging
on following page.
1.
cable assembly.
Faulty relay K1.
Is vehicle equipped with
Faulty engine control cable
connector P81?
assembly.
Faulty starter pushbutton
switch.
Faulty neutral start relay.
Faulty WTEC II Vehicle
Interface Module (VIM).
NO
Faulty WTEC II cab
transmission wiring harness.
Faulty WTEC II transmission
ECU pushbutton shift selector
(TEPSS).
Faulty relay K26.
YES
Go to step 2 of this fault.
Faulty dashboard cable
assembly.
Faulty WTEC III transmission
ECU.
Faulty WTEC III transmission
pushbutton shift selector
(TPSS).
Perform Thermal Switch Bypass Procedure.
Change 1
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