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P2196 Diagnostic Trouble Code Discussion for April 2014

Heated Oxygen Sensor (Bank 1 Sensor 1) Stuck Rich

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Trouble Ticket Help Requests for DTC P2196
Help Request Posted
2004 Lincoln Town Car Executive L 4.6L Poor Idle Quality VIN: 1LNHM84WX4
P2196: o2 sensor signal stuck rich bank one sensor one. This town car has me baffled. At hot idle the car has a rough idle. Checking the power balance all four cyl on the right bank are showing 20 to 25% down, while the left bank is 20 to 25% up. This is causing the rough idle. The cyl's are not completely missing,...
April 29, 2014