U2377 Ford Sierra OBD Code

OBD/2 U2377 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.

Gear changes are accomplished by a command from the TCM to energize the clutch actuator to release the clutch; after which various actuators inside the transmission disengage the current gear, and depending on current operating conditions, engage the next higher or lower gear ratio. All of this happens much faster than a human driver could change gears, and in most applications, gear changes are as smooth and seamless as on any fully automatic transmission.

U2377 Ford Sierra Error Code Repair Process :

When you turn on the ignition, the Service Engine Soon or Check Engine U2377 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 motor # 2 input circuit short to vbat 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 motor # 2 input circuit short to vbat.

Common Causes of Ford Sierra U2377 OBD2 Code

A common cause of code U2377 is the failure of Motor # 2 Input Circuit Short to Vbat, but there are several other possible causes as well, such as ;

Camshaft Position Sensor harness is open or shorted
Faulty Fuel injector
Camshaft advance mechanism binding (VCT unit)
Insufficient cylinders compression

U2377 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.

About Us | Contact | Privacy

U2377 Ford Sierra OBD Code

U2377 Ford Sierra Error Code Repair Process :

Common Causes of Ford Sierra U2377 OBD2 Code

U2377 code for other Ford cars