
1999 Volvo V70 X/C AWD 2.4L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy
code 137b : o2 sensor voltage low (behind cat o2) . o2 done elsewhere 1 month ago , pulled out rear o2 looks ok . aftermarket cat similar to o.e. (small cat then o2 then large cat) . rear o2 responds normally cold (.1-.8 volts)but after 1+ hour running o2 volt...
FIX posted 10/2/2006
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Message Closed w/FIX
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VIN | YV1LZ56DXX |
Engine | 2.4 L / 5 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / SEFI |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions, Poor Idle Quality, Poor Fuel Economy |
Occurs | Intermittently |
Trouble Codes
P0137 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage |
Message Closed w/FIX
Vehicle Data
1999 Volvo V70 X/C AWD
VIN | YV1LZ56DXX |
Engine | 2.4 L / 5 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / SEFI |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions, Poor Idle Quality, Poor Fuel Economy |
Occurs | Intermittently |
Trouble Codes
P0137 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage |