| 1993 BMW 740i 4.0L Poor Idle Quality, Cuts out We are trying to scan the o2 data and we get about .56 V on Both sensors. They do not change much - even when we give it a vacuum leak we get just a small change--maybe .02V downward. When idling, that O2 voltage barely changes at all I have read in an Ide... 
                        
                            FIX posted 5/7/2019
                               
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 | Message Closed 
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| VIN | WBAGD4326P | 
| Engine | 4.0 L / 8 cyl / GAS | 
| Trans | 5-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Symptoms | Poor Idle Quality, Cuts Out | 
| Occurs | Intermittently | 
Trouble Codes
| 12 | O2 sensor 2 | 
| 13 | O2 sensor 1 | 
| 201 | O2 sensor control 1 | 
| 203 | O2 sensor control 2 | 
Message Closed
            
             Vehicle Data
 Vehicle Data
                1993 BMW 740i
| VIN | WBAGD4326P | 
| Engine | 4.0 L / 8 cyl / GAS | 
| Trans | 5-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Symptoms | Poor Idle Quality, Cuts Out | 
| Occurs | Intermittently | 
Trouble Codes
| 12 | O2 sensor 2 | 
| 13 | O2 sensor 1 | 
| 201 | O2 sensor control 1 | 
| 203 | O2 sensor control 2 | 
 6 Replies Received
6 Replies Received
 6 Replies Received
          6 Replies Received
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