P0133 Diagnostic Trouble Code Discussion for December 2013
Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response
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| Help Request | Posted | |
| 2005 Chrysler PT Cruiser Touring 2.4L Excessive Emissions, Poor Idle Quality, Surge, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1C8FYB8B75 P0133: Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response. Car runs constantly rich at cruising speeds from idle on. At idle the O2 sensor seems to switch normally. At cruising speeds it flatlines at 0.85-0.97. It leans out under acceleration (0.06-0.10). This scenario is the same always. There are no vac leaks to fin... |
December 05, 2013 |
