P0133 Diagnostic Trouble Code Discussion for May 2012
Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response
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| Help Request | Posted | |
| 2000 Toyota Corolla VE 1.8L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, MIL Lamp on VIN: 1NXBR12E9Y P0133: Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response. ... activation and rough idle. 2 codes were stored P0171 and P0420. Long term trims were 16% idle and 30% part and mid throttle. Replaced mass airflow with Denso part and drove again. Trims all trended teards 0 but as I was driving I noticed engine would hesit... |
May 23, 2012 |
