U2377 Vauxhall Tigra B OBD Code

OBD/2 U2377 error code description and symptoms.

Engine Coolant Temperature (ECT) Circuit High Input Indicates the sensor signal is greater than Self-Test maximum. The ECT sensor maximum is 4.6 volts or -50 C (-58 F). Note on some vehicles that are not equipped with an ECT sensor, CHT can be used and can set this DTC. Open circuit in harness Sensor signal short to power Damaged PCM Improper harness connection Damaged sensor ECT V PID reading greater than 4.6 volts with key ON and engine OFF or during any engine operating mode indicates a hard fault.

To check for an open circuit, trace along the length of the transmission control circuit, checking for breaks in the wiring. Repair any broken wiring and make sure all connectors are fully seated and locked.Pay close attention to connectors, looking for corrosion, bent or broken pins, or moisture in the connector. Repair any connector issues even if they are not specifically part of the transmission control circuit as they may serve a function in providing power to the transmission control circuit.

U2377 Vauxhall Tigra B Error Code Repair Process :

If your motor # 2 input circuit short to vbat check engine light is illuminated, it's best to take it in for diagnostic testing, which can feel like a hassle. Because while the lights vary in appearance from vehicle to vehicle, all have the same basic meaning: There's a problem with the car's emissions system. The on-board diagnostics system U2377 and engine control unit are in charge of monitoring a bunch of different motor # 2 input circuit short to vbat, and if they get a reading that's a little out of whack, up pops the check engine light.

Common Causes of Vauxhall Tigra B 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 ;

Engine Control Module (ECM)
Camshaft Position Sensor harness is open or shorted
Faulty Crankshaft Position Sensor (POS)
Damaged ECM

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.

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U2377 Vauxhall Tigra B OBD Code

U2377 Vauxhall Tigra B Error Code Repair Process :

Common Causes of Vauxhall Tigra B U2377 OBD2 Code

U2377 code for other Vauxhall cars