U2398 Ford Meteor OBD Code

OBD/2 U2398 error code description and symptoms.

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 long as the throttle plate remains closed, the idling speed and quality is controlled by the PCM via the idle control valve, and as can be seen from the above it should be clear that idle control on a gasoline engine is a complex affair. For instance, if the engine is started in sub-zero temperatures, the PCM will command the idling control valve to allow less air to enter the engine to enrich the air/fuel mixture to create a condition which is roughly analogous to how chokes worked on carburetted engines to control idling in cold weather.

U2398 Ford Meteor Error Code Repair Process :

When you turn on the ignition, the Service Engine Soon or Check Engine U2398 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 traction control valve rear circuit failure 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 traction control valve rear circuit failure.

Common Causes of Ford Meteor U2398 OBD2 Code

A common cause of code U2398 is the failure of Traction Control Valve Rear Circuit Failure, but there are several other possible causes as well, such as ;

Camshaft Position Sensor harness is open or shorted
Faulty Intake Valve Timing Control Solenoid Valve
Faulty Air fuel ratio (A/F) Sensor 1 Bank 1
Fuel pressure

U2398 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.

Engine OBD 2 Codes website is a freeware resource center for engine trouble codes.

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U2398 Ford Meteor OBD Code

U2398 Ford Meteor Error Code Repair Process :

Common Causes of Ford Meteor U2398 OBD2 Code

U2398 code for other Ford cars