TM 10-3930-675-24-1
MECHANICAL OR HYDRAULIC STEERING FAILURE TROUBLESHOOTING
THIS WORK PACKAGE COVERS
Error Code 317 - Right-Front Wheel Angle Cannot
Error Code 321 - Right-Front Wheel is Not Calibrated
Reach Set Point Value
Correctly
Error Code 318 - Right-Rear Wheel Angle Cannot
Error Code 322 - Right-Rear Wheel is Not Calibrated
Reach Set Point Value
Correctly
Error Code 319 - Left-Rear Wheel Angle Cannot Reach
Error Code 323 - Left-Rear Wheel is Not Calibrated
Set Point Value
Correctly
Error Code 320 - Left-Front Wheel Angle Cannot Reach
Error Code 324 - Left-Front Wheel is Not Calibrated
Set Point Value
Correctly
INITIAL SETUP
References
TM 10-3930-675-10
NOTE
Refer to WP 0004 00 for additional troubleshooting guidance, information, and illustrations that
locate critical components.
Table 1. Error Code 317 - Right-Front Wheel Angle Cannot Reach Set Point Value Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 317 - Right-Front Wheel Angle 1. Check for obstructions that a. Remove any obstructions.
Cannot Reach Set Point Value.
will not allow the wheel to b. Lubricate (GAA) the axle
move through the full steering
steering knuckle pins (WP
range.
0050 00).
c. Check operating surface
conditions for excessive tire
friction or obstruction.
2. Check condition of steering Replace damaged or leaking
cylinders.
steering cylinder (WP 0135 00).
3. Check hydraulic pressure at
If pressure is not as specified,
test points no. 3, 6, and 7 (WP
adjust steering pump pressure
0188 00). Pressure should be
(WP 0243 00) or replace steering
3,045 psi (210 bar).
pump (WP 0242 00).
NOTE
Operating the vehicle with a load and steering to
extremes when not rolling on rough pavement type sur-
faces may cause error code 317.
