TM 5-3895-385-23-1
0202
Table 1. Left Sonic Sensor Fault Troubleshooting Procedures -- Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2. Sonic auger sensor
1. Disconnect right sonic auger
malfunction.
sensor and connect to left sonic
auger sensor connector (TM 5-
3895-385-10).
2. Turn keyless engine switch to
the AUX position (TM 5-3895-
385-10), but do not start engine.
3. Check fault screen for LEFT
1. If fault is found, turn keyless
SONIC SENSOR fault.
engine switch to the OFF
position (TM 5-3895-385-10),
and proceed to next test.
2. If no fault is found, turn keyless
engine switch to the OFF
position (TM 5-3895-385-10),
and replace sonic auger that
was originally attached to left
sonic auger sensor connector.
3. Fuse blown.
1. Disconnect right sonic auger
sensor from main wiring harness
W1 J24 (WP 0451, Vol 3, Figure
14).
2. Turn keyless engine switch to
the AUX position (TM 5-3895-
385-10), but do not start engine.
3. Measure voltage (WP 0443, Vol
1. If voltage reads a minimum of 22
3) from W1 J24 Pin A to W1 J24
Volts Direct Current (VDC),
Pin A (WP 0451, Vol 3, Figure
proceed to malfunction 6.
14).
2. If voltage reads below 22 VDC,
turn keyless engine switch to the
OFF position (TM 5-3895-385-
10), and proceed to next test.
4. Measure for continuity (WP
1. If no continuity is present, turn
0443, Vol 3) across sonic auger
keyless engine switch to the
fuse (WP 0447, Vol 3, Figure 1).
OFF position (TM 5-3895-385-
10), and replace sonic auger
fuse (WP 0277, Vol 2).
2. If continuity is present, proceed
to next malfunction.
0202-2
