P219A Diagnostic Trouble Code Discussion for December 2016
Bank 1 Air/Fuel Ratio Imbalance
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| Help Request | Posted | |
| 2012 Ford Mustang 3.7L Misfire VIN: 1ZVBP8AM4C P219A: Bank 1 Air/Fuel Ratio Imbalance. Misfire confirmed #1 cylinder at idle only. #1 spark plug black from running rich. Check intake for leak with propane to find no leak. Smoke test intake okay. Short term fuel trim at idle on right bank is commanding more fuel. The following has been performed:... |
December 20, 2016 |
