B3969 Trouble Code

OBD/2 B3969 error code description and symptoms.

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 B3969. However, it is intended to flash the transmission control indicator lamp (TCIL) for first time VSS circuit error/malfunctions. Refer to possible causes for B3969

In most cases, the TCM is integrated into a single housing with the PCM. Nevertheless, the section of the module which controls (automatic) transmission function may be powered up separately. In any case, the TCM is typically powered using switched (only present with the ignition switch in the ON, start, or run position) voltage. This circuit is normally equipped with a fuse, fusible link, and/or a relay. Frequently, the PCM and TCM are powered using the same relay albeit by separate circuits. Access to a reliable vehicle information source will yield necessary details of the TCM power circuit for the specific vehicle in question.

Difficulty Level (Soso)
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Repair Time (30 Min.)
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Cost Prediction : $ 75-90

B3969 Error Code Repair Process :

When you turn on the ignition, the Service Engine Soon or Check Engine B3969 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 wiper brake/run relay 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 wiper brake/run relay circuit short to ground.

Wrench Tool B3969 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 B3969

A common cause of code B3969 is the failure of Wiper Brake/Run Relay Circuit Short To Ground, but there are several other possible causes as well, such as ;

B3969 code for all cars

You can view according B3969 DTC for your car model. We selected several models to see obd2 solutions click and view it.

+B3969 Ferrari F355 +B3969 MG MGA +B3969 Italdesign Asgard +B3969 Peugeot Ion +B3969 Citroen Six
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