A P2159 DTC trouble code may be caused by one or more of the following: The Vehicle Speed Sensor (VSS) "B" is not reading (functioning) properly; There is a broken/frayed wire leading to the vehicle speed sensor; The vehicle's PCM is not correctly configured for the actual tire size on the vehicle; Diagnostic & Repair Steps

p2159 发动机错误代码是什么意思？ P2159 代码表示车辆速度传感器 (VSS) 存在问题，影响速度信号的准确性和传输性能。 P2159 错误代码的常见原因有哪些？

2022年10月16日 · Diagnostic trouble code P2159 stands for “Vehicle Speed Sensor B Range/Performance.” The code is set once the powertrain control module (PCM) detects an inaccurate or irrational reading from your ride’s vehicle speed sensor (VSS).

2023年10月31日 · What causes the P2159 code to appear on a Hyundai? Common causes include a faulty Vehicle Speed Sensor (VSS), damaged wiring or connectors in the VSS circuit, a malfunctioning ECM, or issues with the sensor’s mounting or alignment.

How can I fix the P2159 fault code in my vehicle? If you’re experiencing the P2159 fault code in your vehicle, which is indicated by the Engine Light ON or Service Engine Soon Warning Light, it could be due to a faulty Vehicle Speed Sensor (VSS), an open or shorted VSS harness, or a poor electrical connection in the VSS circuit.

2023年4月4日 · An issue with the fuel injector group “F” supply voltage circuit is indicated by the OBD-II error code P2159 (mostly seen on Hyundai Sonata and Kia Optima models). Performance concerns may result from this code, which is frequently discovered in cars …

2023年10月31日 · The PCM sets DTC P2159 if there is no vehicle speed signal from the wheel speed sensor while both engine speed and mass air flow are higher than the predetermined threshold during the predetermined time.

Home HyundaiP2159 Hyundai DTC P2159 Make: Hyundai Code: P2159 Definition: Vehicle Speed Sensor “B” Range/Performance Description: If the vehicle speed signal is below 1.0 Km/h during 2 sec under enable conditions, ECM sets P2159. . Cause: Open or short in harness; Poor connection or damaged harness ; Poor connection ; ABS(ESC) Module ; VSS

Basically a P2159 trouble code means that the vehicle’s speed as read by the Vehicle Speed Sensor (VSS) "B" is outside of the expected range (too high or low for example). The VSS input is used by the vehicle’s main computer called a PCM/ECM powertrain/engine control module along with other inputs for proper operation of the vehicle systems.

Learn about the P2159 OBD-II code indicating Vehicle Speed Sensor "B" issues. See symptoms, potential causes like PCM failure, and diagnostic help at RepairPal.