What does Nissan Teana fault code P2 138 mean?

English definition: d/e voltage correlation of accelerator/pedal position sensor/switch.

: D/E Voltage dependence of throttle/accelerator position sensor/switch.

In the Electronic Throttle Control (ETC) system, the function of the accelerator pedal position (APP) sensor is to transmit the position of the accelerator pedal to the throttle control module in the form of an electrical signal, which serves as a reference for the throttle actuator to control the throttle opening.

Electronic throttle is an important control part of automobile engine. It consists of engine, speed sensor, throttle and so on. Using electronic throttle control system to accurately control the throttle opening can not only improve fuel economy and reduce emissions, but also make the system respond quickly and obtain satisfactory handling performance. On the other hand, it can realize the integration of idle speed control, cruise control and vehicle stability control and simplify the structure of the control system.

Teana promotes the design concept of medium-sized cars to a new height with brand-new technology, perfectly matching driving technology and comfort technology. The extraordinary quality of the brand-new Nissan limousine Teana enables Bluebird and Sunshine to enter the China market. By introducing Nissan's joint venture company in Taiwan Province Province, Teana is more willing to be regarded as the first truly cooperative product between Dongfeng and Nissan. Teana's name comes from American dialect, which means dawn, and it is the dawn of Nissan's new generation of medium and large cars. One of the biggest features of this car is the interior of modern life quality, and wooden decorative boards are used in a large area in the car.