TM 10-3930-675-24-1
ENGINE ELECTRONIC CONTROL UNIT (ECU) (794) TROUBLESHOOTING - CONTINUED
0018 00
Table 5. Error Code 1443 - Low Voltage Detected at Throttle
Position Sensor Circuit Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 1443 - Low Voltage Detected at 10.Check continuity. Disconnect
If continuity to ground is found at
Throttle Position Sensor Circuit - Continued.
connector X16 and the OEM
any one wire or any wire is found
harness connector. Check
to be open, notify Sustainment
continuity and for continuity to
Maintenance to replace engine
ground for wires 163, 164, and
and transmission wiring harness
(WP 0113 00).
11.Check continuity. Disconnect Replace any damaged, open, or
connector
X16.
Check grounded wires.
continuity and for continuity to
ground for wires A163, A164,
If continuity is found between pin
the OEM harness connector
48 and ground or continuity
and connector X16. Check for
between pin 48 and pin 49, notify
continuity on the OEM harness
Sustainment Maintenance to
connector between pin 48 and
replace the engine and
ground and between pin 48 and
transmission wiring harness (WP
pin 49. There should not be
0113 00).
continuity between pins.
>100K OHMS
48
USE TEST LEAD
KIT P/N 3822758
0018 00-19