My 2005 TD4 had the engine management light coming on intermittently on the freeway, shortly after the fuel filter was changed at 100000kms/62000miles. (Prematurely according to the maintenance schedule). Code showed low fuel pressure requiring a new diesel pump. I suggest you have your car...

Thank you for the advice. It did help a lot. Eventually located the "speaker" (as the dealer calls it) near the top on the rear RH shock. Replaced with part from dealer and it is now working 100%. BUT: I believe that any tweeter at a fraction of the cost of an OE part would do. Thanks again.

Will someone with good hearing please listen carefully where the warning sound for the park distance control eminates from, and then let me know? My 2005 TD4 HSE has got the factory fitted rear park distance control. The "buzzer" became hoarse and had now gone completely quiet. I have been...