TM 5-5420-234-14&P
4-12. UNIT TROUBLESHOOTING (continued).
3.
ENGINE HIGH IDLE DOES NOT OPERATE (continued).
6.
KNOWN INFO
TEST OPTIONS
Error Code, EC 09.
Continuity Test.
Is there continuity on
Engine high idle does not
jumper wire no. 516?
REASON FOR QUESTION
operate from cab or
Is the connection OK?
remote.
For CBT applications, a
Wire no. 840 OK.
jumper wire is installed
in the existing HEMTT
POSSIBLE PROBLEMS
2-pin connector. If this
Jumper wire no. 516
connection is bad, power
faulty.
cannot reach the high
Wire no. 516 faulty.
idle solenoid to actuate
the high idle.
Replace jumper wire.
NO
YES
4-56
Change 1
