 
				
	| 1988 Mercedes-Benz 300SEL 3.0L Poor Idle Quality, MIL Lamp on vehicle came in with cel on and code 4(air flow position sensor) and 5( o2 sensor) and had no run problems. Ran tests and found bad air flow sensor. replaced just the sensor and now code 10( throttle valve switch idle contact) is setting. tested throttle valve... 
                        
                            FIX posted 12/21/2011
                               
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 | Message Closed w/FIX 
 | 
| VIN | WDBCA25D9J | 
| Engine | 3.0 L / 6 cyl / GAS | 
| Trans | 4-speed Automatic | 
| Delivery | Fuel Injection / cis | 
| Emissions | ca | 
| Symptoms | Poor Idle Quality, MIL Lamp On | 
| Occurs | Always | 
Trouble Codes
| 10 | throttle valve switch idle speed contact | 
Message Closed w/FIX
            
             Vehicle Data
 Vehicle Data
                1988 Mercedes-Benz 300SEL
| VIN | WDBCA25D9J | 
| Engine | 3.0 L / 6 cyl / GAS | 
| Trans | 4-speed Automatic | 
| Delivery | Fuel Injection / cis | 
| Emissions | ca | 
| Symptoms | Poor Idle Quality, MIL Lamp On | 
| Occurs | Always | 
Trouble Codes
| 10 | throttle valve switch idle speed contact | 
 4 Replies Received
4 Replies Received
 4 Replies Received
          4 Replies Received
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