TM 10-3930-675-24-1
STEERING SENSOR TROUBLESHOOTING - CONTINUED
0035 00
Table 4. Error Code 304 - Left-Front Wheel Sensor Circuit Failure Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 304 - Left-Front Wheel Sensor Circuit 1. Check left-front wheel sensor Replace sensor if damaged (WP
Failure.
and wire for damage.
0104 00).
2. Test signal. Enter DIAG
If signal 1 is around 70 and does
STEERING 11(16) in the
not change, this indicates a break
diagnostic menu. Observe if
in the circuit or in the wheel
signal 1 changes when steering
sensor. Continue with step 3.
in both directions.
If resistance is not as specified,
replace left-front wheel sensor
engine cover to access X167.
(WP 0104 00). Reconnect wheel
Disconnect wires 1, 2, and 3
sensor wires 1, 2, and 3 after
from pins 8, 9, and 10 (WP
checking.
0048 00-20). Check resistance
between wires 1 and 3.
Resistance should be around
2k Ohms. Check resistance
between wires 1 and 2.
Resistance should be 2k to 4k
Ohms.
4. Inspect X167 wiring and a. If continuity is not found at
terminals for damage. Inspect
any
one
wire,
notify
connector X171 for damage.
Sustainment Maintenance to
replace X171 to X167 harness.
WH, and VT between X167 b. Repair or replace damaged
pins 8, 9, and 10 and X171 pins
connectors (WP 0113 00).
5. Inspect ECU (792) pins 34, 89, a. Replace damaged ECU (792)
and 95 for connection or
terminal board (WP 0080 00).
damage. Check continuity of b. Repair or replace damaged
wires
A1719,
A17110,
wires or connectors (WP 0113
00).
c. Replace left-front wheel
sensor (WP 0104 00).
0035 00-5