e31. PARKING BRAKE INDICATOR AND/OR EMERGENCY BRAKE INDICATOR DOES NOT
ILLUMINATE
INITIAL SETUP
Equipment Conditions
Engine shut down (TM 9-2320-365-10).
Tools and Special Tools
Tool Kit, Genl Mech (Item 44, Appendix C)
STE/ICR-R (Item 39, Appendix C)
Multimeter, Digital (Item 22, Appendix C)
Wrench, Torque, 0-200 lb-in. (Item 58, Appendix C)
Wrench, Torque, 0-75 lb-in. (Item 86, Appendix B)
Materials/Parts
Wire, Elect., 50 ft (Item 77, Appendix D)
Personnel Required
(2)
References
TM 9-4910-571-12&P
1.
KNOWN INFO
TEST OPTIONS
Visual Inspection
REASON FOR QUESTION
Parking brake operates.
Circuit breaker CB77 OK.
POSSIBLE PROBLEMS
Faulty front light cable
assembly.
Faulty low pressure
transmitter.
Faulty emergency brake
indicator lamps.
Faulty dashboard cable
assembly.
Faulty parking brake indicator
lamps.
Faulty lighted indicator display.
Does either emergency
brake indicator or parking
brake indicator illuminate?
This question eliminates
possible problems and
determines where
troubleshooting continues.
Go to step 7 of this fault.
YES
NO
TM 9-2320-365-20-1
2-444 Change 1
Perform Electrical System Troubleshooting
e1. Circuit Breaker Does Not Operate on
circuit breaker CB77 prior to beginning this task.
START
NOTE
