TM 10-3930-675-10
0011 00-5
TROUBLESHOOTING PROCEDURES - CONTINUED
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Table 1. Troubleshooting Procedures - Continued.
ERRATIC OR NO STEERING CONTROL
SYMPTOM
Steering system not responding to steering wheel movement.
MALFUNCTION
Ensure vehicle is in 2-wheel steer.
CORRECTIVE ACTION
Place vehicle in 2-wheel steer. Recheck steering.
Hydraulic system oil level is low.
CORRECTIVE ACTION
If hydraulic system reservoir oil level is low, add oil as required (Before PMCS,
WP 0013 00).
ECS display screen indicates steering system fault code(s).
CORRECTIVE ACTION
Shut down engine and restart. If failure persists, notify Organizational Mainte-
nance.
Steering system not responding to two, four or crab steering selection modes.
ECS display screen indicates steering system fault code(s).
CORRECTIVE ACTION
Shut down engine and restart. If failure persists, notify Organizational Mainte-
nance.
POOR OR ERRATIC BRAKING CONTROL
SYMPTOM
Brakes will not hold truck and/or brakes operate erratically.
MALFUNCTION
There are obstructions or trash building under brake pedal.
CORRECTIVE ACTION
Remove obstructions or trash.
ECS display screen indicates brake system fault code(s).
CORRECTIVE ACTION
Shut down engine and restart. If failure persists, notify Organizational Mainte-
nance.
Parking brake will not hold truck.
CORRECTIVE ACTION
Chock vehicles wheels. Notify Organizational Maintenance.
