U1433 Trouble Code

View U1433 obd/2 error code description and symptoms. U1433 engine photo

Output Shaft Speed sensor circuit intermittent failure The output shaft speed sensor signal to the PCM is irregular or interrupted.
Harness connector not properly seated Harness intermittently shorted, or open Harness connector damaged OSS sensor damaged, or not installed properly Verify harness and connector integrity Verify OSS sensor proper installation.

As the engine heats up and combustion becomes easier and more complete, the PCM will command the idling control valve to increase the amount of air entering the engine to suit the changing conditions. However, when the load on the engine changes, say, when some electrical consumers or other systems are either turned on or off, the PCM adapts the signal voltage to the idle control valve to ensure that the idling speed remains stable, and at the RPM specified by the manufacturer.

U1433 Error Code Repair Process :

When you turn on the ignition, the Service Engine Soon or Check Engine U1433 light should flash briefly, indicating that the OBD system is ready to scan your vehicle for any malfunctions. After this brief flash, the light should stay off while you drive as long as no problems are detected. If ignition tach circuit short to ground so, you'll be glad to know that your vehicle is equipped with an early warning system that could save you time, money, and fuel in addition to helping protect the ignition tach circuit short to ground.

U1433 is a kind of Network Trouble Code

U-code indicates that engine communication errors and shows lost communication with engine parts.U-Codes are fairly straight forward, given all of the articles and technical publications that have been written regarding these problematic codes. In most cases, it just comes down to identifying the module that isn't communicating with the other modules on the CAN bus line for whatever reason.

Common Causes of U1433

A common cause of code U1433 is the failure of Ignition Tach Circuit Short To Ground, but there are several other possible causes as well, such as ;

Camshaft Position Sensor harness is open or shorted
Faulty TCM or TCM programming
Clogged or faulty fuel injector (s)
Variable Camshaft Timing (VCT) position circuit poor electrical connection

U1433 code for all cars

You can view according U1433 DTC for your car model. We selected several models to see obd2 solutions click and view it.

+U1433 Turner 950

+U1433 Armstrong Siddeley 20

+U1433 Chevrolet Nubira

+U1433 Ginetta G12

+U1433 Dkw Munga

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