TM 5-3895-385-23-1
0048
Table 1. SPN#190, FMI#2 ― Crankshaft Speed/Position Sensor Signal Lost or Degraded -- Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
3. Place a jumper wire between
the ECM wiring harness
connector W25 C12 crankshaft
speed/position sensor +5 volt
SUPPLY pin (pin 1) and the
crankshaft speed/position
sensor SIGNAL pin (pin 3) (WP
0448, Vol 3, Figure 23).
4. Start engine (TM 5-3895-385-
10), and let idle for 1 minute.
5. Check active engine faults
1. If fault code SPN#190, FMI#2 is
screen for fault code SPN#190,
displayed, turn keyless engine
FMI#2.
switch to the OFF position (TM
5-3895-385-10), and proceed to
next malfunction.
2. If fault code SPN#190, FMI#2 is
not displayed, turn keyless
engine switch to the OFF
position (TM 5-3895-385-10),
and proceed to malfunction 5.
4. Crankshaft speed/position
1. Remove the crankshaft
sensor damaged.
speed/position sensor from the
engine (WP 0333, Vol 2).
2. Inspect the crankshaft
1. If damaged, replace crankshaft
speed/position sensor for
speed/position sensor (WP
damage.
0333, Vol 2).
2. If not damaged, proceed to next
test.
3. Inspect the crankshaft pulley for
1. If damaged, replace the
damage or spinning (WP 0324,
crankshaft pulley (WP 0324,
Vol 2).
Vol 2).
2. If not damaged, reinstall
crankshaft speed/position
sensor (WP 0333, Vol 2), and
proceed to next malfunction.
5. Engine ECM wiring harness,
1. Inspect engine ECM wiring
1. If damaged, replace engine
connector, or connector pins
harness connector W25 C12 for
ECM wiring harness (WP 0334,
damaged.
damage or loose pins.
Vol 2).
2. If not damaged, proceed to next
test.
0048-3
