TM 10-3930-675-24-1
STEERING SENSOR TROUBLESHOOTING - CONTINUED
0035 00
Table 3. Error Code 303 - Left-Rear Wheel Sensor Circuit Failure Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 303 - Left-Rear Wheel Sensor Circuit 1. Check left-rear wheel sensor Replace sensor if damaged (WP
Failure.
and wire for damage.
0104 00).
2. Enter DIAG STEERING
If signal 1 is around 70 and does
10(16) in the diagnostic menu.
not change, this indicates a break
Observe if signal 1 changes
in the circuit or in the wheel
when steering in both
sensor. Continue with step 3.
directions.
3. Check resistance. Disconnect
If resistance is not as specified,
replace left-rear wheel sensor
wires 1, 2, and 3 from X192
(WP 0104 00). Reconnect wheel
pins 8, 9, and 10 (WP 0048 00-
sensor wires 1, 2, and 3 after
21). Check resistance between
checking.
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 X192 wiring and a. If continuity is not found at
terminals for damage. Inspect
any
one
wire,
notify
connector X170 for damage.
Sustainment Maintenance to
Check resistance of wires BN,
replace X170 and X192
WH, and VT between X192
harness.
pins 8, 9, and 10 and X170 pins b. Repair or replace damaged
9, 10, and 11 (WP 0048 00-21).
connectors (WP 0113 00).
5. Inspect ECU (792) pins 35, 88, a. Replace damaged ECU (792)
and 94 for connection or
terminal board (WP 0080 00).
damage. Check continuity of b. Repair or replace damaged
wires
A1709,
A17010,
wires or connectors (WP 0113
A17011A, and A17011B (WP
00).
0048 00-21).
c. Replace left-rear wheel sensor
(WP 0104 00).
0035 00-4
