0
Futura FHD2/FMD2 E6
DIAGNOSIS
Vehicle behaviour and performance
1 - 24
2
DD1020_01
1.9.9
THE STEERING PUMP MAKES AN ABNORMAL
NOISE
Is this symptom the result of a technical fault?
External factors or improper use can also lead to this fault.
The steering mechanism always makes a noise.
Normal noises:
• A hissing noise in the steering box when steering. The
strength of the noise depends on the system pressure.
• A noise that increases in strength when the poppet valve
opens.
• A loud noise when the pressure limiting valve opens.
1.9.10 THE NOISE OF METAL AGAINST METAL CAN BE
HEARD WHEN STEERING
Is this symptom the result of a technical fault?
External factors or improper use can also lead to this fault.
The steering mechanism always makes a noise.
Normal noises:
• A hissing noise in the steering box when steering.
The strength of the noise depends on the system pressure.
• A noise that increases in strength when the poppet valve
opens.
• A loud noise when the pressure limiting valve opens.
The steering pump produces an abnormal noise when idling the engine.
The noise strength increases when the engine speed increases.
Possible cause
Remedy
Steering pump is worn.
Replace the steering pump.
Possible cause
Remedy
The steering box, steering bracket or pitman arm is
loose.
Check the attachment of the steering mechanism’s com-
ponents.
There is play in the steering ball joint of the steering rod
or track rod.
Check the steering ball joint.
Parts of the steering mechanism rub against each other. Check the steering mechanism’s mechanical compo-
nents to see whether they rub.
There is play in the steering column’s sliding joint.
Check the sliding joint for play.
Summary of Contents for Futura FHD2 E6
Page 1: ...Futura FHD2 FMD2 E6 1525 DD1020_01 Main Group 0 WORKSHOP MANUAL...
Page 6: ...0 Futura FHD2 FMD2 E6 2 4 DD1020_01...
Page 7: ...0 Futura FHD2 FMD2 E6 GENERAL INFORMATION 0 DD1020_01 GENERAL INFORMATION...
Page 8: ...0 Futura FHD2 FMD2 E6 GENERAL INFORMATION 0 DD1020_01...
Page 23: ...0 Futura FHD2 FMD2 E6 SAFETY REGULATIONS 1 DD1020_01 SAFETY REGULATIONS...
Page 24: ...0 Futura FHD2 FMD2 E6 SAFETY REGULATIONS 1 DD1020_01...
Page 42: ...0 Futura FHD2 FMD2 E6 SAFETY REGULATIONS General information 1 18 1 DD1020_01...
Page 43: ...0 Futura FHD2 FMD2 E6 DIAGNOSIS 2 DD1020_01 DIAGNOSIS...
Page 44: ...0 Futura FHD2 FMD2 E6 DIAGNOSIS 2 DD1020_01...
Page 94: ...0 Futura FHD2 FMD2 E6 DIAGNOSIS Systems 2 26 2 DD1020_01...
Page 111: ...0 Futura FHD2 FMD2 E6 REPAIR GUIDELINES 3 DD1020_01 REPAIR GUIDELINES...
Page 112: ...0 Futura FHD2 FMD2 E6 REPAIR GUIDELINES 3 DD1020_01...
Page 122: ...0 Futura FHD2 FMD2 E6 REPAIR GUIDELINES General information 1 10 3 DD1020_01...
Page 132: ...0 Futura FHD2 FMD2 E6 LIQUID AND LUBRICANT GUIDELINES 4 DD1020_01...
Page 139: ...0 Futura FHD2 FMD2 E6 CLEANING INSTRUCTIONS 5 DD1020_01 CLEANING INSTRUCTIONS...
Page 140: ...0 Futura FHD2 FMD2 E6 CLEANING INSTRUCTIONS 5 DD1020_01...
Page 149: ...0 Futura FHD2 FMD2 E6 STORAGE AND PRESERVATION 6 DD1020_01 STORAGE AND PRESERVATION...
Page 150: ...0 Futura FHD2 FMD2 E6 STORAGE AND PRESERVATION 6 DD1020_01...
Page 155: ...0 Futura FHD2 FMD2 E6 PAINT TREATMENT 7 DD1020_01 PAINT TREATMENT...
Page 156: ...0 Futura FHD2 FMD2 E6 PAINT TREATMENT 7 DD1020_01...
Page 162: ...0 Futura FHD2 FMD2 E6 PAINT TREATMENT Paint treatment 1 6 7 DD1020_01...
Page 168: ...0 Futura FHD2 FMD2 E6 PAINT TREATMENT Anticorrosion antichip coating 2 6 7 DD1020_01...
Page 170: ...0 Futura FHD2 FMD2 E6 INSTRUCTIONS FOR JACKING UP AND SUPPORTING THE VEHICLE 8 DD1020_01...