1. Prodotto finitoview
This manual provides essential information for the installation, operation, and maintenance of the BAIXINDE 1503ES-12A5SUC9SLC24 SA-5156 Fuel Shut Down Solenoid. This component is designed to control fuel flow in compatible systems, primarily those utilizing Woodward specifications. It ensures the engine's fuel supply is cut off when required, contributing to safe and efficient engine operation.

Figura 1: Principale view of the BAIXINDE Fuel Shut Down Solenoid.
2. Informazioni sulla sicurezza
Always prioritize safety when working with automotive components. Failure to follow these instructions could result in personal injury or damage to the vehicle.
- Scollegare la batteria: Before beginning any installation or maintenance, always disconnect the vehicle's battery to prevent electrical shorts or accidental engine starts.
- Indossare dispositivi di protezione: Utilizzare dispositivi di protezione individuale adeguati, tra cui occhiali e guanti di sicurezza.
- Gestione del carburante: Be aware of fuel leaks and fumes. Work in a well-ventilated area and have fire suppression equipment readily available.
- Installazione professionale consigliata: In caso di dubbi su un passaggio, rivolgersi a un tecnico automobilistico qualificato.
- Controlla la compatibilità: Ensure the OE number, model, and brand match your vehicle's requirements before installation.
3. Componenti del prodotto
The BAIXINDE Fuel Shut Down Solenoid assembly typically includes the following:
- Solenoid Unit with Plunger/Rod
- Staffa di fissaggio
- Electrical Connector and Wiring Harness

Figura 2: lato view showing the solenoid unit and its integrated mounting bracket.

Figura 3: Dettaglio del connettore elettrico per l'alimentazione.
4. Guida all'installazione
This section outlines the general steps for replacing a fuel shut down solenoid. Specific procedures may vary depending on the vehicle or equipment.
- Preparazione:
- Ensure the engine is cool and the vehicle is turned off.
- Disconnect the negative terminal of the vehicle's battery to prevent accidental electrical discharge.
- Locate the existing fuel shut down solenoid. It is typically found near the fuel injection pump or fuel system.
- Removal of Old Solenoid:
- Carefully disconnect the electrical connector from the old solenoid.
- Unbolt or unmount the old solenoid from its position. Note the orientation and any associated linkages or rods.
- Remove the old solenoid. Be prepared for minor fuel leakage if the solenoid is directly connected to the fuel line.
- Installation of New Solenoid:
- Compare the new BAIXINDE solenoid with the old one to ensure they are identical in form, fit, and function. Verify the OE number (1503ES-12A5SUC9SLC24, SA-5156).
- Mount the new solenoid in the exact position and orientation as the old one. Secure it with appropriate fasteners.
- Connect the electrical wiring harness to the new solenoid's connector. Ensure a secure and tight connection.
- Post installazione:
- Ricollegare il terminale negativo della batteria del veicolo.
- Start the engine and check for proper operation of the fuel shut down system. Listen for the solenoid's click and observe if the engine starts and shuts off correctly.
- Inspect for any fuel leaks around the installation area.

Figure 4: Illustrative image of a solenoid's typical location within an engine compartment (actual location may vary).
5. Principi operativi
The 1503ES-12A5SUC9SLC24 SA-5156 Fuel Shut Down Solenoid operates as an electromechanical device. When electrical current is supplied to the solenoid coil, it creates a magnetic field that pulls a plunger, opening or closing a fuel passage.
- Engine On (Energized): When the engine is running or the ignition is in the "ON" position, the solenoid is energized, pulling the plunger to allow fuel flow to the engine.
- Engine Off (De-energized): When the ignition is turned "OFF," power to the solenoid is cut. A spring mechanism then pushes the plunger to block the fuel passage, effectively shutting down the engine.
6. Manutenzione
The BAIXINDE Fuel Shut Down Solenoid is designed for durability and reliability. Regular maintenance is generally not required beyond routine vehicle checks.
- Ispezione visiva: Periodically inspect the solenoid and its wiring for any signs of damage, corrosion, or loose connections.
- Pulizia: Keep the area around the solenoid clean and free from excessive dirt, oil, or debris that could impede its operation.
- Integrità della connessione: Ensure the electrical connector remains securely attached and free of moisture.
7. Risoluzione Dei Problemi
If you experience issues with your fuel shut down solenoid, consider the following common problems and solutions:
| Problema | Possibile causa | Soluzione |
|---|---|---|
| Engine will not start (no fuel) |
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| Engine will not shut off |
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| Funzionamento intermittente |
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8. Specifiche
| Attributo | Dettaglio |
|---|---|
| Numero di modello | 1503ES-12A5SUC9SLC24 |
| Numero di parte del produttore | XS-1503ES-12A5SUC9SLC24 |
| Compatibile con | Woodward systems |
| Replaces Numbers | 1503ES-12A5SUC9SLC24, SA-5156 |
| Marca | BAIXINDE |
| Peso dell'articolo | 1.06 libbre (circa 0.48 kg) |
| Dimensioni del pacco | 9.49 x 4.13 x 2.44 pollici (circa 24.1 x 10.5 x 6.2 cm) |
9. Garanzia e supporto
BAIXINDE is committed to customer satisfaction. If you have any questions regarding the installation, operation, or compatibility of your 1503ES-12A5SUC9SLC24 SA-5156 Fuel Shut Down Solenoid, please contact our customer support.
We aim to respond to all inquiries within 24 hours. Please refer to your purchase documentation for specific warranty terms and contact information.