TM 5-2420-230-24-2
B3.9 and B5.9 Series Engines
Troubleshooting Symptoms Charts
Section TS - Troubleshooting Symptoms
Page TS-59
Engine Will Not Reach High Idle (Continued)
Cause
Correction
Manifold drain line restricted (Lucas CAV DPA
Check and remove restriction. Refer to
.......
only)
Procedure 006-021.
OK
F
Check or replace the fuel transfer pump. Refer
uel transfer pump malfunctioning
.......
to Procedure 005-045.
OK
T
urbocharger wastegate is malfunctioning (if
Check the wastegate for correct operation.
.......
Refer to Procedure 010-050.
equipped)
OK
F
Remove the fuel injection pump. Check the
uel injection pump is malfunctioning
.......
calibration of the fuel injection pump. Refer to
Procedure 005-012 or 005-014.
L-643