TM 10-3930-675-10-1
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 steering mode.
CORRECTIVE ACTION
Place vehicle in 2-wheel steering mode. Recheck steering.
Hydraulic system oil level is low.
CORRECTIVE ACTION
If hydraulic system reservoir oil level is low, add oil as required (Before PMCS,
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 selection of 2-wheel, 4-wheel, or crab steering 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 RTCH and/or brakes operate erratically.
MALFUNCTION
There are obstructions or debris buildup under brake pedal.
CORRECTIVE ACTION
Remove obstructions or debris.
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 RTCH.
CORRECTIVE ACTION
Chock vehicles wheels. Notify Organizational Maintenance.
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