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Brand: C.OEFT
OE numbers: AL4 DPO
Product Name: Transmission Valve Body Wiring Harness
Compatible model:
Product status:/
Product weight: 0.1571KG
Packaging size: 28*17* 15cm
Product packaging: Neutral Packaging
Car Series: France
Car Type: For Peugeot Citroen and Renault
Transmission Valve Body Wiring Harness refers to the transmission valve body wiring harness. It is a key component in the vehicle transmission system. Its English descriptions of product functions and advantages are sorted out based on its application in automobile transmission and relevant product characteristics, as follows:
1.Achieve Precise Signal Transmission:
It serves as a core communication link connecting the Transmission Control Unit (TCU), hydraulic valve body, solenoid valves, and temperature sensors of the transmission. It can stably transmit electrical control signals and feedback signals between these components. For example, it sends the shift instructions from the TCU to the solenoid valves on the valve body and transmits the transmission oil temperature data detected by the temperature sensor back to the TCU.
2.Guarantee Normal Hydraulic Control:
The hydraulic valve body relies on electrical signals to regulate the pressure and flow direction of hydraulic oil. This wiring harness ensures that the solenoid valves on the valve body can receive accurate current signals to convert electrical energy into hydraulic driving force, thereby controlling the movement of the valve core in the hydraulic valve body and realizing smooth switching of the transmission's internal oil circuits, which is essential for the normal shifting of the transmission.
3.Support Special Functional Matching:
For some advanced transmissions, this wiring harness can match special functional requirements. For instance, the wiring harness designed for the 2009+ GM 4L60E transmission can adapt to the control needs of its built-in turbine speed sensor and match the special wiring and control logic of the valve body range selector. It can also cooperate with the electronic control unit to complete functions such as clutch engagement and disengagement control in the transmission.
1.High Operational Reliability:
The joint of the wiring harness usually adopts a double - sealing structure such as O - ring and rubber thread sealing. This design not only prevents the leakage of transmission oil inside the transmission but also blocks the infiltration of external water and dust. Moreover, the integrated wire harness bracket can fix the wire harness in the accommodating channel, avoiding problems such as wire harness damage and poor contact caused by suspension and vibration during vehicle operation, thus extending the service life of the wire harness and the transmission.
2.Strong Model Compatibility:
Many products are designed in accordance with OEM standards and are compatible with a variety of vehicle models. For example, some wiring harnesses are suitable for Audi A4, A6, Volkswagen Passat and other models with 5 - speed automatic transmissions, while others are applicable to multiple Peugeot and Citroën models such as Peugeot 206, 307 and Citroën C2, C3. There are also products tailored for specific transmissions like the ZF 9HP48 9 - speed transmission, which can meet the supporting needs of different vehicle transmission systems.
3.Convenient for Installation and Maintenance:
Most transmission valve body wiring harnesses are designed to fit the original vehicle interfaces. They feature a plug - and - play design, enabling quick replacement and maintenance. Even for personnel with limited mechanical expertise, the installation process can be completed easily, saving time and labor costs in maintenance and repair.
4.Improve Transmission Performance:
High - quality original or remanufactured wiring harnesses can solve common transmission problems such as unstable shifting, slow response, and transmission hesitation caused by aging or damaged wiring harnesses. By ensuring the accuracy and timeliness of signal transmission, it helps the transmission achieve smoother shifting, enhances the stability of the power transmission system, and is particularly effective in improving the transmission performance of vehicles used in scenarios such as truck transportation.
5.Cost - effective and Practical:
For the after - sales maintenance market, choosing this type of wiring harness to replace the faulty one is more cost - effective than replacing the entire valve body or transmission assembly. Meanwhile, some manufacturers can provide customized services. Additionally, manufacturers with mature production technology can ensure product quality while offering competitive prices, and achieve efficient supply, which is beneficial for reducing the procurement and use costs of users.
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