TM 10-3930-675-24-1
INPUT AND OUTPUT SIGNALS FOR STEERING ECU (792) TROUBLESHOOTING - CONTINUED
0017 00
Short Circuit Failure (RESET or USMC Only) Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 415 - Drag Restriction, Short Circuit 1. Check continuity. Disconnect Replace the diode if continuity is
Failure (RESET or USMC Only).
X174B located in the middle found in both directions.
panel behind the operators
seat. Check the diode for
continuity of the loose part of
X174B between pins 14 and
15. There should be continuity
from pin 15 to pin 14 and not
from pin 14 to pin 15 (WP
0048 00-13).
2. Check wire A174B15 for a. If continuity to ground is
continuity to ground. There
found, replace wire A174B15.
should not be continuity to b. Repair or replace damaged
ground (WP 0048 00-19).
connector (WP 0113 00).
3. Check ECU (792) pin 57 for
a. Replace damaged ECU (792)
connection or damage.
terminal board.
b. Replace ECU (792) (WP 0080
00).
Circuit Input Error Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
NOTE
Error Code 416 - Steering Pressure Switch,
Circuit Input Error.
Error code 416 is an information type error code. It
may not activate for the operator. Enter DIAG
STEERING 2(16) in the Diagnostic menu to verify the
code or enable the information type codes in the initial-
ization menu. Input error type codes can be activated if
the voltage input is not stable due to a bad connection.
Error code 340 may be active with this error code.
1. Place the cab in the transport Replace damaged steering
position (TM 10-3930-675- pressure switch (WP 0134 00).
10) and remove the hydraulic
pump access cover. Inspect
the steering pressure switch
(245) mounted on the steering
valve for damage and
connection.
0017 00-14
