bobterry99· Outstanding Contributor
2005 SL600, (2) 2003 SL500
This transmission is operating in "Electrical Limp-Home Mode". Possible causes include faulty wiring or RPM sensors. A scan of the transmssion ECU for codes should precisely identify the problem. A $150 Carsoft-type scanner as sold on eBay can do this.Only first ,second and reverse works.