P2240 Diagnostic Trouble Code Discussion for July 2024
Heated Oxygen Sensor (Bank 2 Sensor 1) Pumping Current Control Circuit
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| Help Request | Posted | |
| 2019 Ford Expedition XLT 3.5L No Start VIN: 1FMJU1HT1K P2240: 02 positive current control circuit open. B2S1. ... during acceleration while at normal operational temperature. Had also loss of ac cooling which was freon leak which we located and will repair after engine repairs. The fuel trims we good between -5 & +5 at idle and cruising speed. Wound up scoping... |
July 24, 2024 | |
| 2019 Ford Expedition XLT 3.5L No Start VIN: 1FMJU1HT1K P2240: 02 positive current control circuit open. B2S1. ... during acceleration while at normal operational temperature. Had also loss of ac cooling which was freon leak which we located and will repair after engine repairs. The fuel trims we good between -5 & +5 at idle and cruising speed. Wound up scoping... |
July 25, 2024 |
