TM 10-3930-675-24-1
ELECTRONIC CONTROL UNIT (ECU) SUPPLY VOLTAGE TROUBLESHOOTING - CONTINUED
0016 00
Table 4. Error Code 454 - Wheel Sensor Supply Voltage Out of Range
(RESET or USMC Only) Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 454 - Wheel Sensor Supply Voltage 5. Check
for
continuity. a. If continuity to ground is
Out of Range (RESET or USMC Only) -
Disconnect connector X171
found at pin 1, disconnect wire
Continued.
and check for continuity to
GY from connector X167 pin
ground at pins 1 and 9 (WP
1 and recheck (WP 0048 00-
20).
be continuity to ground.
b. If continuity to ground is found
at pin 9, disconnect wire BN
from connector X167 pin 12
and recheck (WP 0048 00-20).
c. Replace grounded X171 to
X167 cable (WP 0113 00).
6. Check continuity. Disconnect
If continuity to ground is found at
all of the numbered wires from
any numbered wire, determine
connector X167 that go to the
which wheel sensor it belongs to.
front wheel sensors and check
Replace grounded wheel sensor
each one for continuity to
(WP 0104 00).
ground (WP 0048 00-20).
7. Check
for
continuity.
a. Replace grounded wire.
Disconnect connector X170
b. Repair or replace damaged
and X171. Disconnect ECU
connector (WP 0113 00).
(792) pins 86, 87, 88, and 89.
c. Replace damaged ECU (792)
Check wires A1711, A1719
terminal board (WP 0080 00).
d. Replace ECU (792) (WP 0080
A1709 (WP 0048 00-21) for
00).
continuity to ground.
0016 00-6
