TM 10-3930-675-24-1
TROUBLESHOOTING PROCEDURES (NON-ERROR CODE) - CONTINUED
0007 00
Table 1. Engine Troubleshooting Procedures (Non-Error Code) - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
9. Engine Speed Surges (Idle or Under Load) -
d. Check quality of fuel, type, and
Continued.
grade.
4. Check for restricted or sticking a. Remove obstructions from
accelerator pedal. Check
accelerator pedal.
operation of throttle position
sensor.
b. Test throttle position sensor by
performing
the
troubleshooting steps for error
5. Check for leaking, damaged, a. Tighten or repair air intake
or restricted air intake hoses,
hoses, lines, and clamps (WP
lines, and clamps. Check for
0058 00).
dirty or clogged air cleaner
element.
b. Service or replace air cleaner
element (WP 0057 00).
6. Check Engine Position Sensor Perform troubleshooting
(EPS)
or
circuit
for procedures for error codes 1115
malfunction.
10. Engine Shuts Off Unexpectedly.
1. Check for any error codes that
Error codes 1143, 1151, 1155,
de-rate engine RPM (for
1234, and 1415 will shut engine
RESET or USMC vehicles,
down (low oil pressure, high
shut down after 30 seconds of
temp, or over speed).
de-rate).
Correct error code using the
troubleshooting procedures.
2. Check battery voltage.
Service batteries and connections
3. Check circuit breakers F13, a. Replace faulty circuit breaker
F4, and F5 for trip and voltage
(WP 0074 00).
(24V). Check for voltage at
X16 pin 9 and EUC (794) pin
38 with the ignition on.
b. If voltage not present, check
0007 00-11