P0133 Diagnostic Trouble Code Discussion for September 2008
Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response
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| Help Request | Posted | |
| 1998 Ford Explorer Eddie Bauer 5.0L MIL Lamp on VIN: 1FMZU35PZW P0133: Lean exhaust. MIL lite comes on just after readiness monitors are reset, and is on steady. Alway are the same 2 codes. These 2 codes return simultaneously every time, is why we did not condem oxygen sensors. |
September 11, 2008 | |
| 2000 Porsche Boxster Roadster 3.2L MIL Lamp on VIN: WPOCB2988Y P0133: Oxygen sensor Bank 1 sensor 1 Slow response. ... over the weekend. Vehicle came in with code p1275 (aging of o2 sensor b1s1) stored. Scope pattern shows the bank 1 sensor switching at about half the speed of the bank 2 sensor.Bank 2 sensor looks normal. Fuel trims reading are within 1% of each other (ltf... |
September 26, 2008 |
