P2097 Diagnostic Trouble Code Discussion for October 2022
Downstream Fuel System Rich - HO2S-12 (Bank 1 Sensor 2)
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| Help Request | Posted | |
| 2011 Jeep Grand Cherokee Laredo 3.6L MIL Lamp on VIN: 1J4RS4GG0B P2097: Downstream fuel trim system 1 rich. ... Cherokee keeps setting this P2097. My question is...Does Jeep use the downstream oxygen sensor to adjust fuel trim? I was reading posts about this and I read that Jeep uses the downstream o2 sensors for fuel trim. I always understood that they we... |
October 26, 2022 |
