i had planned rx400 as next car,[thanks for sharing this imformation] but will not until this problem is resolved.shame lexus offered this model for sale without giving decent battery life.recent what car also showed problems with is diesel.Will need many owners contacting what car,autoexpress &shaming lexus to sort all problems before releasing car for sale.&offering fix for current owners..This then leaves rx 300,which has high co2 &band g road tax