Differential - Rear Axle Vent Leaks
No: 51/01/00/NAS
Ref:
Issue: 1
Date: 04/07/00
Rear Axle Oil Leak
AFFECTED VEHICLE RANGE:
Range Rover (LP) XA410483 to YA431506
SITUATION:
TRAPPED BREATHER CAUSES OIL LEAK
On vehicles in the above VIN range the customer may observe a rear axle oil leak, The leak may be the result of the axle breather pipe becoming
trapped by the right hand rear air spring. This can cause pressure build up in rear axle as the result of the damaged pipe.
RESOLUTION:
RELOCATE BREATHER TUBE
Confirm the origins of the leak. Install a new breather to replace a damaged piece and secure the breather tube as described in this bulletin.
PARTS INFORMATION:
FTC5133 Breather Pipe Qty 1
NTC1154 Cable Tie Qty 1
NRC9246 Pipe Clip Qty 1
WARRANTY CLAIMS:
NOTE:
Time allowance does not include any additional oil leak rectification.
51.27.89/26 Time 0.25 hrs.
Install new breather pipe
FAULT CODE: M
Normal warranty policy and procedures apply
REPAIR PROCEDURE
1. Confirm the source of oil leakage.
2. Inspect breather pipe FTC5133 for damage and replace if necessary.
200
3. Referring to Figure 1 and pass cable tie NTC1154 through the tie slot in pipe clip NRC9246.
4. Pass the tie wrap around axle tube.
5. Secure cable tie approximately mid way between axle tube breather entry "A" and the air spring mounting plate "B" as shown in Figure 1.
6. Secure the breather hose into the new clip.
7. Ensure that the hose is routed clear of the air spring, particularly when suspension ride height "Access" mode is selected.
8. Verify rear axle lubricant level and top-up as required.
