The code P1133 on a 2000 Chevrolet Corvette indicates a problem with the oxygen sensor, specifically that the sensor is detecting a lean air-fuel mixture in Bank 1. This could be caused by a faulty oxygen sensor, a vacuum leak, or issues with the fuel delivery system. It's important to diagnose the underlying issue to prevent potential engine damage and ensure optimal performance. Checking for any vacuum leaks and testing the oxygen sensor should be the first steps in addressing this code.
change your o2 sensor
Trouble code P1133 means:HO2S insufficient switching
Trouble code P1133 means: HO2S insufficient switching
Its the Primary o2 Sensor (pre-cat), needs to be replaced
Trouble code P1133 means: HO2S insufficient switching
Trouble code P1133 means: HO2S-11 (Bank 1 Sensor 1) Insufficient Switching
Trouble code P1133 means: HO2S-11 (Bank 1 Sensor 1) Insufficient Switching
You either have a bad oxygen sensor or a vacuum leak. Code P1133 indicates a faulty heated oxygen sensor but a vacuum leak could also cause this code.
You will have to call the Chevrolet dealership and give them your vehicle identification number. They will get the code from their computer.
HO2S Insufficient Switching Sensor 1
Trouble code P1133 means: Air-Fuel Sensor Circuit Response Malfunction Trouble code P1135 means: Air-Fuel Sensor Heater Circuit Response Malfunction
You will have to call the dealership and give them your VIN and they will give you the code.