TM 10-3930-675-24-1
STEERING SENSOR TROUBLESHOOTING - CONTINUED
0035 00
Table 12. Error Code 312 - Left-Front Wheel Sensor Circuit Failure Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 312 - Left-Front Wheel Sensor Circuit 3. Remove the engine cover to
If resistance is not as specified,
Failure - Continued.
access X167. Disconnect wires
replace left-front wheel sensor
1, 2, and 3 from pins 8, 9, and
(WP 0104 00). Reconnect wheel
10 (WP 0048 00-20). Check
sensor wires 1, 2, and 3 after
resistance between wires 1 and
checking.
3. Resistance should be around
2k Ohms. Check resistance
between wires 1 and 2.
Resistance should be 2k to 4k
Ohms.
4. Disconnect wires 4, 5, and YE/
If resistance is not as specified,
GN from X167 pins 11, 12, and
replace left-front wheel sensor
13 (WP 0048 00-20). Check
(WP 0104 00). Reconnect wheel
resistance between wires 4 and
sensor wires 4, 5, and YE/GN
YE/GN. Resistance should be
after checking.
around 2k Ohms. Check
resistance between wires 4 and
5. Resistance should be 2k to
4k Ohms.
5. 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
Check resistance of wires BN,
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).
9, 10, and 11 (WP 0048 00-20).
6. Check resistance of wires OR, a. If continuity is not found at
WH/BK, and WH/RD between
any
one
wire,
notify
X167 pins 11, 12, and 13, and
Sustainment Maintenance to
X171 pins 12, 13, and 14 (WP
replace X171 to X167 harness.
0048 00-20).
b. Repair or replace damaged
connectors (WP 0113 00).
7. Inspect ECU (792) pins 34, 89, a. Replace damaged ECU (792)
and 95 for connection or
terminal board (WP 0080 00).
damage. Check continuity or b. Repair or replace damaged
wires
A1719,
A17110,
wires or connectors (WP 0113
A17111A, and A17111B (WP
00).
0048 00-20).
0035 00-15
