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P0137 Wideband 02 sensor & module operation
How do the 02 sensor & modules function in these diesels? I have one that continuously sets P0137 for B1S2 signal circuit low, Bank 1 02 signal is at 2.83 v, Bank 2 signal is at 2.5v. the pump cell circuits on Bank 2 are 2.5 +/- .18v differential, but after a ... Login to read more. 
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| VIN | 3D7MX38A68 |
| Engine | 6.7 L |
| Trans | 6-speed Automatic (Electronic) |
Vehicle Data
2008 Dodge Ram 3500 SLT 6.7L
| VIN | 3D7MX38A68 |
| Engine | 6.7 L |
| Trans | 6-speed Automatic (Electronic) |
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