TM 5-3895-385-23-1
FIELD MAINTENANCE
BITUMINOUS MATERIAL PAVING MACHINE (BMPM)
SPN#166, FMI#2 ― CYLINDER POWER IMBALANCE BETWEEN CYLINDERS -- DATA ERRATIC,
INTERMITTENT, OR INCORRECT
INITIAL SETUP:
Personnel Required
Equipment Conditions
91L
Engine off (TM 5-3895-385-10)
References
Engine hood assembly removed (WP 0433, Vol 2)
WP 0277, Vol 2
WP 0323, Vol 2
WP 0332, Vol 2
WP 0357, Vol 2
TROUBLESHOOTING PROCEDURES
CAUTION
All active fault codes must be investigated prior to replacing the engine Electronic Control Module
(ECM). Failure to comply may cause damage to equipment.
Table 1. SPN#166, FMI#2 ― Cylinder Power Imbalance Between Cylinders --
Data Erratic, Intermittent, or Incorrect.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1. Cylinder power imbalance
1. Install fuse box (WP 0277, Vol
between cylinders. A power
2).
imbalance between cylinders
was detected by the ECM.
2. Connect battery cables (WP
0357, Vol 2).
3. Turn keyless engine switch to
the AUX position (TM 5-3895-
385-10), but do not start engine.
Wait 30 seconds.
4. Check active engine faults
1. If fault codes other than
screen for multiple fault codes
SPN#166, FMI#2 are displayed,
other than SPN#166, FMI#2.
turn keyless engine switch to
the OFF position (TM 5-3895-
385-10), and troubleshoot fault
codes.
