B0377 Trouble Code

View B0377 obd/2 error code description and symptoms. B0377 engine photo

Vehicle Speed Sensor (VSS) Intermittent Indicates the powertrain control module (PCM) detected an error in the vehicle speed information. Vehicle speed data is received from either the vehicle speed sensor (VSS), transfer case speed sensor (TCSS), anti-lock brake system (ABS) control module, generic electronic module (GEM), or central timer module (CTM). This DTC is set the same way as B0377. However, it is intended to flash the transmission control indicator lamp (TCIL) for first time VSS circuit error/malfunctions. Refer to possible causes for B0377

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.

B0377 Error Code Repair Process :

When you turn on the ignition, the Service Engine Soon or Check Engine B0377 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 2-3 shift solenoid valve performance 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 2-3 shift solenoid valve performance.

B0377 is a kind of Body Trouble Code

Auto body problems aren't always easy to spot. Diagnosing auto body problems sometimes requires a little know-how. In this section you'll find articles dedicated to teaching you how to diagnose auto body problems.

Common Causes of B0377

A common cause of code B0377 is the failure of 2-3 Shift Solenoid Valve Performance, but there are several other possible causes as well, such as ;

EVAP system hose leaking
Dirty Oil
Air fuel ratio (A/F) Sensor 1 Bank 1 harness is open or shorted
Fuel tank leaking

B0377 code for all cars

You can view according B0377 DTC for your car model. We selected several models to see obd2 solutions click and view it.

+B0377 Vauxhall Ventora

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

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