Rick's Free Auto Repair Advice

Posts Tagged: P0151 Trouble Code

P0151 trouble code

P0151 Trouble Code — What to test and how to fix Possible causes of a P0151 02 Sensor Circuit Low Voltage (Bank 2 Sensor I) Check these possible causes BEFORE replacing the oxygen sensor An exhaust leak can cause a P0151 trouble code 1) An exhaust leak can cause too much outside air to enter the exhaust, causing the oxygen sensor to see too much oxygen. See this post to learn how to check for an exhaust leak. A vacuum leak or air duct leak can cause a P0151 2) … Read More


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