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6 ημέρες πριν · Issue: Bad O2 Sensor replaced - decreased mpg. Details: 2015 F-53 chassis - V-10 with 49,000 miles. Took a couple spring trips and started getting an error on my OBD scanner I use for real-time information on the rig, tracking real-time location, trips, etc. that that O2 sensor had gone bad.
6 ημέρες πριν · With KOEO (Key on engine off) jumper the O2 sensor signal wire to the ground wire. Now the voltage reading should be low (about 0.1v). If it is, then check for a bad connection at the O2 sensor connector. Repair as necessary. If no bad connection is found, replace the O2 sensor and re-check.
2 ημέρες πριν · Test the Heater Circuit: Use a multimeter to check the heater circuit of the oxygen sensor. Replace the Oxygen Sensor: If the sensor is faulty, replace it with a new one. Update PCM Software: In rare cases, a PCM software update might be needed. Consult a professional for this.
15 Ιουν 2024 · Denso is the oxygen sensor OEM for both the X308 and the 3.0L X-Type, and the downstream oxygen sensors are now listed as the same Denso part number, 234-4798.
3 ημέρες πριν · Oxygen Sensor replacement turned into 3 jobs. I had planned a couple of hours this morning to replace the upstream oxygen sensor in my 2010 XC60 T6 and got through to removing the battery tray. I gave the tray a wiggle and heard a crack, which I found out was the connector between the PCV vent hose to the air duct. Fun.
25 Ιουν 2024 · But after this code continuing for a few more days, I thought I would replace both downstream O2 sensors. And in full disclosure, I did not buy “factory” parts, had them replaced, and things were good for awhile.
6 ημέρες πριν · Regularly testing the O2 sensor with a multimeter can help you determine when it’s time for a replacement. Signs of a failing O2 sensor include a check engine light, poor fuel economy, and increased emissions.
