Knocking noise within steering system

KNOCKING NOISE WITHIN STEERING SYSTEM

Model

Freelander

Affected vehicles

All vehicles in VIN range WA 600000 to YA 699999 All right hand drive vehicles in VIN range YA 500000 to YA 524565 All left hand drive vehicles in VIN range YA 500000 to YA 524762

Date

2000-03-08

Reference

Bulletin 0011, CDS ref L8577bu

Bulletin text

Freelander

AFFECTED RANGE:

All vehicles in VIN range WA 600000 to YA 699999 All right hand drive vehicles in VIN range YA 500000 to YA 524565 All left hand drive vehicles in VIN range YA 500000 to YA 524762

PROBLEM:

KNOCKING NOISE WITHIN STEERING SYSTEM The customer complains of a rattle or knock when turning the vehicle on uneven surfaces. This may be diagnosed as steering rack rattle.

CAUSE:

A hydraulic knock within the power assisted steering system.

ACTION:

New power assisted steering oil return cooler pipe assemblies have been developed which provide improved hydraulic damping to eradicate the rattle / knock. These improved pipes can now be fitted to customer complaint vehicles prior to the above VINs. On RHD vehicles, only the return cooler assembly requires replacement. Refer to PARTS INFORMATION for details. Replace the return cooler assembly • detailed in Workshop Manual repair number 57.15.11 . On LHD vehicles, it is also necessary to replace the high pressure feed pipe assembly due to small changes in the pipe clipping arrangement. Refer to PARTS INFORMATION for details of LHD derivatives. Fit a new high pressure assembly following • the same installation as the original. Replace the return cooler assembly • detailed in Workshop Manual repair number 57.15.11 , with the following exceptions: a) Fit new ‘P’ clip PYC10087 to the metal mid section of the return cooler pipe in the orientation shown in illustration 1.

Bulletin N o : 0011 L8577bu 1 08.03.2000

1 as

as

b) Attach the new ‘P’ clip to the support bracket which is part of the high pressure assembly using screw FS106167L, shown in illustration 2. NOTE: Petrol installation is shown, diesel is similar. Tighten pipe connections to • torque of 22Nm. Bleed the steering system • detailed in Manual repair number 57.15.02 .

PARTS INFORMATION:

Application Part Number RHD - all derivatives QGC100806 LHD - all derivatives QGC100816 LHD - petrol QEP104392 LHD - diesel QEP104412 LHD - all derivatives PYC10087 LHD - all derivatives FS106167L

WARRANTY CLAIMS: Use Complaint Code: 5G4K

Use S.R.O.: 57.15.11 Pipe assembly - return cooler - renew (RHD) Time allowance: 1.40Hrs

Use S.R.O.: 57.15.89/29 Pipe assemblies - both - renew (all LHD) Time allowance: 1.50Hrs

An allowance for bleeding the steering system is included in the above times.

2 as

a

as

Description Pipe assembly - return cooler Pipe assembly - return cooler Pipe assembly - high pressure Pipe assembly - high pressure ‘P’ clip Screw - M6 x 16 - P clip