| 
	 2007 Audi S4 4.2L MIL Lamp on 
		
		I need a little help on this Audi. It came in with the check engine light on and codes P0171 system lean bank 1 and P0175 system rich bank 2. It runs we fine. Lean one side and rich the other is a bit of an odd deal and I think I am missing something obvious. ... 
                        
                            FIX posted 12/22/2016
                             
                 
                            
                    iATN Members:  
        Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle 14 Replies Received (View Replies)14 Replies Received (Hide Replies)
       | 
		  
		      
           Message Closed w/FIX 
	   
	   
	   
	    | 
| VIN | WAUGL98E47 | 
| Engine | 4.2 L / 8 cyl / GAS | 
| Trans | 6-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | MIL Lamp On | 
| Occurs | Hot | 
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) | 
| P0175 | Fuel System Too Lean (Bank 2) | 
Message Closed w/FIX
            
            
 Vehicle Data
                2007 Audi S4
| VIN | WAUGL98E47 | 
| Engine | 4.2 L / 8 cyl / GAS | 
| Trans | 6-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | MIL Lamp On | 
| Occurs | Hot | 
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) | 
| P0175 | Fuel System Too Lean (Bank 2) | 
                            
14 Replies Received
          14 Replies Received
          
  Related Documents & Media