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	 2006 Nissan Quest 3.5L No Power 
		
		Hi, I have a 2006 Nissan quest with a p0643 code. Once in a while the car will have no throttle response and check engine light goes on. The 5v goes to psp sensor, a/c pres sensor, app1 and evap pres control sensor. I can't reproduce the problem. I'm guessing ... 
                        
                            FIX posted 3/30/2011
                             
                 
                            
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| VIN | 5N1BV28U46 | 
| Engine | 3.5 L / 6 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | No Power | 
| Occurs | Intermittently, Once a Week | 
Trouble Codes
| P0643 | Sensor Reference Voltage 1 Circuit High | 
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 Vehicle Data
                2006 Nissan Quest
| VIN | 5N1BV28U46 | 
| Engine | 3.5 L / 6 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | No Power | 
| Occurs | Intermittently, Once a Week | 
Trouble Codes
| P0643 | Sensor Reference Voltage 1 Circuit High | 
                            
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