Disclaimer2010 Land Rover Range Rover Sport (LS) V8-5.0L SC Technical Service Bulletin # TECLTB00008 Date: 070301
Audio System - No or Intermittent Audio Sound
No: LTB00008
Issue: 1
Date: 01 Mar 2007
SECTION: 415-00 - ENTERTAINMENT SYSTEM
Audio System Amplifier Diagnostic Aid
AFFECTED VEHICLE RANGE:
LR3 (LA)
VIN: 5A000360 onwards
Range Rover Sport (LS)
VIN: 6A900129 onwards
Range Rover (LM)
VIN: 5A173145 onwards
CONDITION SUMMARY:
DIAGNOSTIC AID FOR AUDIO SOUND CONCERNS ON VEHICLES EQUIPPED WITH HARMON KARDON AND HARMON KARDON
"LOGIC7" AUDIO SYSTEMS
Situation:
A customer may report a concern of no sound or intermittent sound from the audio system. Investigation using diagnostic equipment reveals no
communications to amplifier, the Media Orientation System Transport (MOST) ring is inoperative or the audio amplifier is inoperative. Various
issues can lead to the reported concern.
Action:
2010 Land Rover Range Rover Sport (LS) V8-5.0L SC Page 188
Should a customer express a concern regarding the above, refer to the Repair Procedure detailed in this bulletin to diagnose the root cause of the
concern.
PARTS:
NOTE:
Before any amplifier replacements are accepted, a working unit functional check MUST BE carried out. It must first be determined that the
reported problem is rectified by installing a replacement amplifier and that the reported problem returns when the suspect amplifier is reinstalled,
before replacing an amplifier.
WARRANTY:
No warranty provided for this bulletin. Diagnostic information purposes only. Normal warranty policy and procedures apply.
REPAIR PROCEDURE
DIAGNOSE AUDIO SYSTEM CONCERNS
NOTE:
There should be NO circumstances where vehicles built after March 2005 should need the base software re-loaded.
NOTE:
The order for the available MOST ring components is as follows:
LR3 / Range Rover Sport:
1. Integrated Head Unit (IHU)
2. High Line Display Front (HLDF)
3. Audio amplifier (AUD)
4. Satellite Digital radio / Television (SDARS/TV) (if equipped)
5. Rear Seat Entertainment (RSE) interface (if equipped)
6. Personal Telephone Integration (PTI) module (if equipped)
New Range Rover:
1. Integrated Head Unit (IHU)
2. High Line Display Front (HLDF)
3. CD Changer (CDC)
4. Personal Telephone Integration (PTI) module
5. Satellite Digital radio (SAT) (if equipped)
6. Rear Seat Entertainment (RSE) interface (if equipped)
7. Audio amplifier (AUD)
NOTE:
Software part numbers for applicable amplifier part numbers are as follows:
2010 Land Rover Range Rover Sport (LS) V8-5.0L SC Page 189
SOFTWARE PART NUMBERS
1. Refer to the AUDIO SYSTEM DIAGNOSTIC TABLE to identify the reported audio problem(s) to the PROBLEMS listed in the table.
2. Carry out the CORRECTIVE ACTIONS for the CHECKS/CAUSES associated with the suspected PROBLEMS.
3. If CORRECTIVE ACTIONS do not rectify the problem, verify if the reported problem is rectified by installing a known working amplifier
and that the reported problem returns when the suspect amplifier is reinstalled, before determining that the vehicle amplifier requires
replacement.
2010 Land Rover Range Rover Sport (LS) V8-5.0L SC Page 190
2010 Land Rover Range Rover Sport (LS) V8-5.0L SC Page 191
AUDIO SYSTEM DIAGNOSTIC TABLE
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