 
				
	| 1997 Mercedes-Benz E420 4.2L Poor Idle Quality Try this one out, car came in with high idle, engine light on, replaced air flow meter, clear light, car comes back 2 days later same problem,replace eta with known good unit, still have high idle, spray carb cleaner under intake car stalls, remove intake repl... 
                        
                            FIX posted 2/20/2012
                               
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 | Message Closed w/FIX 
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| VIN | WDBJF72F0V | 
| Engine | 4.2 L / 8 cyl / GAS | 
| Trans | 5-speed Automatic (Electronic) | 
| Delivery | Fuel Injection / me1 | 
| Emissions | OBD-II Compliant | 
| Symptoms | Poor Idle Quality | 
| Occurs | Hot, Idle | 
Trouble Codes
| P0507 | Idle Speed Control System Higher Than Expected | 
Message Closed w/FIX
            
             Vehicle Data
 Vehicle Data
                1997 Mercedes-Benz E420
| VIN | WDBJF72F0V | 
| Engine | 4.2 L / 8 cyl / GAS | 
| Trans | 5-speed Automatic (Electronic) | 
| Delivery | Fuel Injection / me1 | 
| Emissions | OBD-II Compliant | 
| Symptoms | Poor Idle Quality | 
| Occurs | Hot, Idle | 
Trouble Codes
| P0507 | Idle Speed Control System Higher Than Expected | 
 7 Replies Received
7 Replies Received
 7 Replies Received
          7 Replies Received
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