Your browser (Internet Explorer 7 or lower) is out of date. It has known security flaws and may not display all features of this and other websites. Learn how to update your browser.

X

OBDExplorerResult

Vehicle Manufacturer: Bayerische Motoren Werke AG
Established: 10/1/1913
Country of Origin: Germany



Manufacturer Tech Info website:
http://www.bmwtechinfo.com/


EU Specific Manufacturer Tech Info website:
EU Specific Technical Information Website Unavailable


View Manufacturer OBD/Error Code List

BMW Servicing

This is a free service, if you find it useful then to keep it free please click the Facebook like button below:

Generic OBD Error Code Details for P0133

O2 Sensor Circuit Slow Response

What does this mean?

OBD Code P0133refers to
This involves the front oxygen sensor on Bank 1. This code indicates the engine air fuel ratio is not being adjusted by the oxygen sensor signal or the ECM as expected to do so, or not adjusted as often as expected to do so once the engine is warmed or under normal engine use.

Symptoms

Possible sumptoms of OBD code P0133
You will likely not notice any drivability problems, although there may be symptoms.

Causes

Possible causes of OBD code P0133
A code P0133 may mean that one or more of the following has happened: The oxygen sensor is faulty The wiring to the sensor is broken / frayed There is an exhaust leak

Possible Solutions

The simplest thing to do is to reset the code and see if it comes back. If the code comes back, the problem is more than likely the front Bank 1 oxygen sensor. You will likely wind up replacing it but you should also consider these possible solutions: Check and fix any exhaust leaks Check for wiring problems (shorted, frayed wires) Check the frequency and amplitude of the oxygen sensor (advanced) Check for a deteriorating / contaminated oxygen sensor, replace if necessary Check for inlet air leaks Check the MAF sensor for proper operation

This is a free service, if you find it useful then to keep it free please click the Facebook like button below: