| 
	 2008 Ford E-350 Super Duty XLT 5.4L MIL Lamp on 
		
		The van came in with the temp gauge acting up and CEL on. The temp gauge will read about 1/4 the way up on start up and then drop to full cold after about 10 seconds. The red coolant temp warning light will then come on and the CEL will turn on. Code P1289... 
                        
                            FIX posted 10/3/2022
                             
                 
                            
                    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 8 Replies Received (View Replies)8 Replies Received (Hide Replies)
       | 
		  
		      
           Message Closed w/FIX 
	   
	   
	   
	    | 
| VIN | 1FBNE31L48 | 
| Engine | 5.4 L / 8 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | MIL Lamp On | 
| Occurs | Always | 
Trouble Codes
| P1289 | Manifold Tuning Valve Control Circuit Malfunction | 
Message Closed w/FIX
            
            
 Vehicle Data
                2008 Ford E-350 Super Duty XLT
| VIN | 1FBNE31L48 | 
| Engine | 5.4 L / 8 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | MIL Lamp On | 
| Occurs | Always | 
Trouble Codes
| P1289 | Manifold Tuning Valve Control Circuit Malfunction | 
                            
8 Replies Received
          8 Replies Received
          
  Related Documents & Media