P2197 Diagnostic Trouble Code Discussion for May 2016
Heated Oxygen Sensor (Bank 2 Sensor 1) Stuck Lean
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| Help Request | Posted | |
| 2005 Mazda 6 S 3.0L MIL Lamp on VIN: 1YVHP84D15 P2197: Heated Oxygen Sensor (Bank 2 Sensor 1) Stuck Lean. So this car has a brand new crate engine, but customer states customer had been running lean long before engine blew. I smoke checked intake and visually inspected intake bellows. Pinched off PCV with no change and removed upper intake to check O-rings. spraye... |
May 20, 2016 |
