 
				
	| 1996 Chevrolet Cavalier Z24 2.4L Excessive Emissions, Poor Idle Quality, MIL Lamp on Hi, I sure could use your help. I have a 96 Cavalier with a P0134 Code (No activity on B1S1 O2 Sensor).O2 sensor is always reading .4 volts & never going into closed loop. I checked the O2 sensor under the hood with a voltmeter-reading .9 volts. I created a la... 
                        
                            FIX posted 1/26/2007
                               
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 | Message Closed w/FIX 
 | 
| VIN | 1G1JF12T4T | 
| Engine | 2.4 L / 4 cyl / GAS | 
| Trans | 3-speed Automatic | 
| Delivery | FI | 
| Emissions | OBD-II Compliant | 
| Symptoms | Excessive Emissions, Poor Idle Quality, MIL Lamp On | 
| Occurs | Always | 
| Misc. | Twin Cam | 
Trouble Codes
| P0134 | Air Fuel Sensor (Bank 1 Sensor 1) Heater System Malfunction | 
Message Closed w/FIX
            
             Vehicle Data
 Vehicle Data
                1996 Chevrolet Cavalier Z24
| VIN | 1G1JF12T4T | 
| Engine | 2.4 L / 4 cyl / GAS | 
| Trans | 3-speed Automatic | 
| Delivery | FI | 
| Emissions | OBD-II Compliant | 
| Symptoms | Excessive Emissions, Poor Idle Quality, MIL Lamp On | 
| Occurs | Always | 
| Misc. | Twin Cam | 
Trouble Codes
| P0134 | Air Fuel Sensor (Bank 1 Sensor 1) Heater System Malfunction | 
 9 Replies Received
9 Replies Received
 9 Replies Received
          9 Replies Received
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