B3399 Trouble Code

View B3399 obd/2 error code description and symptoms. B3399 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 B3399. However, it is intended to flash the transmission control indicator lamp (TCIL) for first time VSS circuit error/malfunctions. Refer to possible causes for B3399

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.

Difficulty Level (Soso)
Level
Repair Time (30 Min.)
Time
Cost Prediction : $ 80-120

B3399 Error Code Repair Process :

If your a/c refrigerant temperature sensor/circuit malfunction 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 B3399 and engine control unit are in charge of monitoring a bunch of different a/c refrigerant temperature sensor/circuit malfunction, and if they get a reading that's a little out of whack, up pops the check engine light.

Wrench Tool B3399 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 B3399

A common cause of code B3399 is the failure of A/C Refrigerant Temperature Sensor/Circuit Malfunction, but there are several other possible causes as well, such as ;

B3399 code for all cars

You can view according B3399 DTC for your car model. We selected several models to see obd2 solutions click and view it.

+B3399 Wiesmann Gt +B3399 Mercedes Sl 55 +B3399 Ginetta G34 +B3399 Austin A60 +B3399 Bitter Cd

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