2010 Land Rover LR4 (LA) V8-5.0L Technical Service Bulletin # TECLTB003803 Date: 120322

2010 Land Rover LR4 (LA) V8-5.0L Technical Service Bulletin # TECLTB003803 Date: 120322

Brakes - Squeal Noise From Rear Brakes In Reverse

LTB00380NAS3

22 MAR 2012

ISSUE '3' CHANGES ARE HIGHLIGHTED IN GRAY

SECTION: 206

'Squeal' Noise from Rear Brakes when Reversing

AFFECTED VEHICLE RANGE:

LR4 (LA)

VIN:

AA510742 - BA596220

2010 Land Rover LR4 (LA) V8-5.0L Page 40

Model Year:

2010 - 2011 Range Rover Sport (LS)

VIN:

AA212147 - BA299999

BA700000 - BA716231

Model Year:

2010 - 2011

CONDITION SUMMARY:

NOTE:

Some 2010-2011MY vehicles prior to the start VINs listed above may be found to have cast iron rear brake calipers (refer to Technical Bulletin

LTB00287 for more information and assistance with caliper identification). If such a vehicle exhibits the brake noise as described in the

'Situation' statement, the repair procedure outlined here can be applied as well.

Situation:

On Land Rover LR4 and Range Rover Sport (naturally aspirated) vehicles fitted with cast iron rear brake calipers, a brake 'squeal' noise may be

evident from the rear brakes while moving in reverse. Typically this noise is exhibited with light pedal application, slow speed, and when brakes are

cold, such as the initial time reversing out of a driveway or parking space in the morning.

NOTE:

Brake linings, brake discs, and any other friction-related components are not covered when due to wear and tear but are covered for

manufacturing, material defects, or the failure of another warranted part during the lifetime of the warranty. Refer to Warranty Policies and

Procedures Manual for further details.

Action:

In the event of a customer concern of the above, refer to the Repair Procedure outlined below to replace the rear brake caliper carriers and rear brake

pads and install abutment springs.

PARTS:

TOOLS:

Refer to Workshop Manual for any required special tools

WARRANTY:

NOTE:

Repair procedures are under constant review, and therefore times are subject to change; those quoted here must be taken as guidance only.

Always refer to DDW to obtain the latest repair time.

DDW requires the use of causal part numbers. Labor only claims must show the causal part number with a quantity of zero.

Normal Warranty policies and procedures apply

REPAIR PROCEDURE

REPLACE REAR BRAKE CALIPER CARRIERS AND PADS

NOTE:

Refer to Technical Bulletin LTB00287 for rear brake caliper identification assistance.

1. Refer to Workshop Manual, section 206-04: Rear Disc Brake, and remove the left rear brake caliper carrier.

2010 Land Rover LR4 (LA) V8-5.0L Page 41

NOTE:

The large casting lobe of the new caliper carrier must be located at the bottom of the caliper.

NOTE:

The black rubber based abutment spring must be fitted with to the lower part of the carrier.

2. Install one (1) new abutment spring to new left rear brake caliper carrier.

NOTE:

The brake caliper carriers are handed (left-hand / right-hand) and must be fitted with the black rubber-based abutment spring at the lower part

of the carrier.

3. Refer to Workshop Manual, section 206-04: Rear Disc Brake, and install the new left rear brake caliper carrier with new brake pads.

4. Repeat steps 1 - 3 to right rear brake caliper / carrier.