1. Introducere
This manual provides essential information for the installation, operation, and maintenance of the BAIXINDE 28820-PPW-013 Transmission Transfer Speed Sensor. Please read this manual thoroughly before use to ensure proper function and longevity of the product.
2. Produs terminatview și Caracteristici
The BAIXINDE 28820-PPW-013 Transmission Transfer Speed Sensor is a high-quality component designed to meet or exceed OEM specifications. It plays a crucial role in monitoring the rotational speed of the transmission, providing vital data to the vehicle's engine control unit (ECU) for optimal performance and gear shifting.
Caracteristici cheie:
- Designed according to OE standard, ensuring reliability and durability.
- Rigorously tested for precise fit and plug-and-play installation.
- Direct replacement for multiple OEM and aftermarket part numbers.

Figura 1: Față view of the BAIXINDE Transmission Transfer Speed Sensor, highlighting the electrical connector and mounting flange.
3. Compatibilitate
This transmission transfer speed sensor is compatible with the following vehicle models:
- Acura:
- RL: 2005-2008
- RSX: 2002-2006
- TSX: 2004-2008
- Honda:
- Accord: 2003-2007
- CR-V: 2005-2006
- Element: 2003-2006
Important: Always verify the OE number of your original part against the replacement part numbers provided to ensure correct fitment. If unsure, please contact the manufacturer with your vehicle's model, year, and engine model.
4. Numerele pieselor de schimb
This sensor is a direct replacement for the following part numbers:
- 28820-PPW-013
- SC233
- SU7839
- VSS766
- 1802-306050
- SN7166
- 72-4002
5. Configurare și instalare
Installation of automotive sensors can be complex and may require specialized tools and knowledge. It is highly recommended that installation be performed by a qualified automotive technician.
Pași generali de instalare (consultați Manualul de service pentru detalii specifice):
- Siguranța pe primul loc: Ensure the vehicle is turned off, the parking brake is engaged, and the battery is disconnected before beginning any work.
- Localizați senzorul vechi: Identify the location of the existing transmission transfer speed sensor. Refer to your vehicle's service manual for the exact position.
- Deconectați cablarea: Deconectați cu grijă conectorul electric de la senzorul vechi.
- Scoateți senzorul vechi: Unscrew or unbolt the old sensor from its mounting point. Be prepared for a small amount of transmission fluid to leak out.
- Zona de inspectare: Clean the mounting surface and inspect for any debris or damage.
- Instalați senzorul nou: Insert the new BAIXINDE sensor into the mounting hole. Ensure the O-ring (if present) is properly seated.
- Senzor securizat: Tighten the sensor to the manufacturer's specified torque. Do not overtighten.
- Conectare cablare: Reconectați conectorul electric la noul senzor, asigurându-vă că se fixează în poziție cu un clic.
- Reconectați bateria: Reconectați bateria vehiculului.
- Funcționalitate de testare: Start the vehicle and check for proper operation and ensure no warning lights related to the transmission speed sensor are illuminated.

Figura 2: lateral view of the sensor, illustrating its overall shape and the electrical connection point.
6. Principii de funcționare
The transmission transfer speed sensor operates by detecting the rotational speed of a component within the transmission or transfer case. This information is then converted into an electrical signal and sent to the vehicle's ECU. The ECU uses this data for various functions, including:
- Accurate gear shifting in automatic transmissions.
- Controlling the torque converter lock-up.
- Providing input for the speedometer and odometer.
- Assisting in the operation of traction control and anti-lock braking systems (ABS).
A properly functioning speed sensor ensures smooth vehicle operation and accurate speed readings.

Figure 3: A different angle of the sensor, highlighting the mounting point and the metallic sensor tip.
7. Întreținere
Transmission speed sensors are generally maintenance-free components. However, regular vehicle maintenance can help ensure their longevity:
- Transmission Fluid Checks: Ensure transmission fluid levels are correct and the fluid is clean. Contaminated or low fluid can indirectly affect sensor performance or lead to transmission issues.
- Inspecția cablajului: Periodically inspect the sensor's wiring harness for any signs of damage, fraying, or corrosion.
- Curăţenie: Keep the area around the sensor free from excessive dirt, debris, or fluid leaks.

Figure 4: Top-down perspective of the sensor, providing a clear view of the electrical connector and the mounting flange.
8. Depanare
If you experience issues that may be related to the transmission speed sensor, consider the following common symptoms and potential solutions:
| Simptom | Cauza posibila | Acţiune |
|---|---|---|
| Erratic speedometer readings or no speedometer function | Faulty speed sensor, wiring issue, or ECU problem. | Verificați conexiunea senzorului. Verificați cablajul pentru deteriorări. Scanați codurile de eroare (DTC). Înlocuiți senzorul dacă este defect. |
| Schimbări bruște sau întârziate ale vitezelor | Incorrect speed signal from sensor, low transmission fluid, or internal transmission issue. | Check transmission fluid level and condition. Scan for DTCs. Test sensor output. |
| Check Engine Light (CEL) illuminated with transmission-related codes (e.g., P0720, P0725) | Speed sensor malfunction, circuit open/short, or internal sensor failure. | Retrieve DTCs using an OBD-II scanner. Diagnose based on specific code. Test sensor and wiring continuity. |
Nota: For complex issues or if you are unsure, it is always best to consult a certified automotive mechanic.

Figura 5: Un unghi view of the sensor, providing another perspective on its design and components.
9. Specificații
| Caietul de sarcini | Detaliu |
|---|---|
| Numărul de model al articolului | 28820-PPW-013 |
| Producător | BAIXINDE |
| Marca | BAIXINDE |
| Tip de montare | Montare cu flanșă |
| Utilizări specifice pentru produs | Sensarea vitezei |
| Țara de origine | China |

Figura 6: Prim-plan unghiular view of the sensor, emphasizing the metallic sensing element.
10. Ce se află în cutie
Pachetul de produse include de obicei:
- 1 x Transmission Speed Sensor

Figure 7: The product as typically packaged, showing the sensor within its protective wrapping.
11. Garanție și asistență
For warranty information or technical support, please refer to the seller's policy on the platform where the product was purchased. It is recommended to retain your proof of purchase for any warranty claims.
If you have questions regarding compatibility or installation, you may contact the manufacturer BAIXINDE through their official channels or the platform's messaging system. When contacting support, please provide your vehicle's model, year, and engine model for accurate assistance.

Figura 8: Spate view of the sensor, providing a clear look at the electrical connector pins.