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	 2006 BMW M5 5.0L MIL Lamp on 
		
		Hey BMW Techs. Just looking for a little information and confidence before i sell a huge cat job on this M5. As far as i can tell its needs new cats. Rear O2's are switching a little at idle (.3v - .6v) . No issues with any adaptations, vac leaks, exhaust leak... 
                        
                            FIX posted 12/20/2014
                             
                 
                            
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| VIN | WBSNB93506 | 
| Engine | 5.0 L / 10 cyl / GAS | 
| Trans | 7-speed Standard (Electronic) | 
| Delivery | Fuel Injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | MIL Lamp On | 
| Occurs | After 200 Miles After Clearing Code | 
Trouble Codes
| 2789 | Cat conversion bank 1 | 
| 278A | Cat conversion bank 2 | 
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) | 
| P0430 | Catalyst Efficiency Below Threshold (Bank 2) | 
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 Vehicle Data
                2006 BMW M5
| VIN | WBSNB93506 | 
| Engine | 5.0 L / 10 cyl / GAS | 
| Trans | 7-speed Standard (Electronic) | 
| Delivery | Fuel Injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | MIL Lamp On | 
| Occurs | After 200 Miles After Clearing Code | 
Trouble Codes
| 2789 | Cat conversion bank 1 | 
| 278A | Cat conversion bank 2 | 
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) | 
| P0430 | Catalyst Efficiency Below Threshold (Bank 2) | 
                            
6 Replies Received
          6 Replies Received
          
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