1. Tuote ohiview
This manual provides essential information for the installation, operation, and maintenance of your DB Electrical 400-48156 remanufactured alternator. This unit is designed to replace the original alternator in compatible Nissan and Infiniti vehicles, ensuring proper electrical system function and battery charging.
Key specifications for this alternator include:
- Yksikkötyyppi: Laturi
- Voitage: 12V
- Kierto: Myötäpäivään (CW)
- Ampkorotus: 110A
- Pulley Class: S6
- Säätimen tyyppi: Internal Regulator (IR)
- Tuulettimen tyyppi: Internal Fan (IF)
2. Ajoneuvojen yhteensopivuus
This DB Electrical 400-48156 alternator is compatible with the following vehicle models and years:
- INFINITI: FX35 (2003-2008), G35 (2003-2006)
- NISSAN: 350Z (2003-2006), PATHFINDER (2004)
Please verify part fitment for your specific vehicle before installation. Refer to your vehicle's service manual for detailed compatibility information.
3. Tuote Views
Edessä view of the DB Electrical 400-48156 alternator, showing the pulley and mounting points.
Takaosa view of the alternator, highlighting the electrical connection points and cooling fins.
Top-down perspective of the alternator, showing the overall casing ja sisäiset komponentit.
Kulma view of the alternator, detailing the various mounting brackets and bolt holes.
Side profile of the alternator, illustrating its compact design and cooling vents.
Lähikuva view of the alternator's pulley and shaft assembly.
4. Asennusohjeet
Turvallisuus ennen kaikkea: Always disconnect the negative battery terminal before beginning any work on your vehicle's electrical system. Wear appropriate safety gear, including gloves and eye protection. Consult your vehicle's specific service manual for detailed steps and torque specifications.
- Valmistele ajoneuvo: Park the vehicle on a level surface, engage the parking brake, and turn off the engine. Allow the engine to cool completely.
- Irrota akku: Locate your vehicle's battery and disconnect the negative (-) terminal first, followed by the positive (+) terminal. Isolate the cables to prevent accidental contact.
- Käyttölaturi: Depending on your vehicle model, you may need to remove other components (e.g., air intake, belts, covers) to gain access to the alternator.
- Remove Drive Belt: Loosen the tensioner pulley to relieve tension on the serpentine belt, then remove the belt from the alternator pulley.
- Irrota johdot: Carefully disconnect all electrical connections from the old alternator. This typically includes the main power wire (often a large gauge wire with a nut) and a multi-pin connector for the regulator.
- Irrota kiinnityspultit: Unbolt the old alternator from its mounting brackets. Note the position and type of each bolt.
- Irrota vanha laturin: Carefully extract the old alternator from the engine bay.
- Asenna uusi laturin: Position the new DB Electrical 400-48156 alternator into place and secure it with the mounting bolts. Tighten bolts to manufacturer specifications.
- Kytke johdotus uudelleen: Reconnect all electrical connections to the new alternator. Ensure connections are clean and secure.
- Asenna vetohihna: Route the serpentine belt correctly over all pulleys, including the alternator pulley. Adjust the tensioner to achieve the proper belt tension.
- Liitä akku uudelleen: Kytke ensin akun positiivinen (+) napa ja sitten negatiivinen (-) napa.
- Testijärjestelmä: Start the engine and check for proper charging system operation. Observe the dashboard warning lights and use a voltmeter to confirm the battery is charging (typically 13.5-14.5V).
5. Käyttö
The alternator is a crucial component of your vehicle's electrical system. Its primary function is to generate electrical power to run the vehicle's electrical components (lights, radio, ignition system, etc.) and to recharge the battery while the engine is running. When the engine is off, the battery powers these components. Once the engine starts, the alternator takes over, converting mechanical energy from the engine's crankshaft (via the serpentine belt) into electrical energy.
A properly functioning alternator will maintain a stable voltage output, typically between 13.5 and 14.5 volts, ensuring the battery remains charged and all electrical systems receive adequate power. Fluctuations outside this range may indicate an issue with the alternator or other charging system components.
6. Huolto
While alternators are generally low-maintenance components, periodic checks can help ensure their longevity and proper function:
- Inspect Drive Belt: Regularly check the serpentine belt for cracks, fraying, or excessive wear. Ensure it has proper tension. A loose or worn belt can lead to insufficient charging.
- Tarkista johdotusliitännät: Periodically inspect all electrical connections to the alternator for corrosion, looseness, or damage. Clean any corrosion and ensure connections are tight.
- Akun kunto: A weak or failing battery can put extra strain on the alternator. Ensure your battery is in good condition and holds a charge properly.
- Vältä ylikuormitusta: Minimize the use of high-draw electrical accessories when the engine is off or at low RPMs to reduce strain on the charging system.
- Pidä puhtaana: Keep the alternator free from excessive dirt, oil, and debris, which can hinder cooling and affect performance.
7. Vianmääritys
If you experience issues with your vehicle's charging system, consider the following common problems and potential solutions:
| Oire | Mahdollinen syy | Ratkaisu |
|---|---|---|
| Battery warning light on dashboard | Failing alternator, loose/damaged belt, faulty wiring, dead battery | Check belt tension and condition. Inspect wiring. Test battery and alternator output. Replace faulty component. |
| Dim headlights or interior lights | Insufficient power from alternator, weak battery | Test alternator output and battery voltage. Varmista, että kaikki liitännät ovat tukevasti kiinni. |
| Akku ei lataudu | Alternator failure, broken drive belt, corroded battery terminals, faulty voltage säädin | Inspect belt. Clean battery terminals. Test alternator and regulator. Replace as needed. |
| Grinding or whining noise from engine bay | Worn alternator bearings, loose pulley, worn drive belt | Inspect alternator for physical damage or loose components. Check belt condition and tension. Professional inspection recommended. |
| Burning rubber smell | Slipping or worn drive belt | Inspect drive belt for wear and proper tension. Replace if necessary. |
Jos vianmääritysohjeet eivät ratkaise ongelmaa, on suositeltavaa kääntyä pätevän autoasentajan puoleen.
8. Tekniset tiedot
- Valmistaja: DB sähkö
- Mallinumero: 400-48156 (also AMT0179)
- Tuotteen paino: Noin 13.57 kiloa
- Paketin mitat: Noin 9.84 x 7.56 x 6.61 tuumaa
- Ulkopinta: Koneistettu
- OEM Part Numbers Replaced: 11052, 11052N, 12569, 1-3030-01MI, 203-5047, 213-9563, 23100-CD010, 400-48156, 90-27-3302, A3051, A3TG0191, A-8981, LRA03601, M900134, 13-9563
9. Takuu ja tuki
For information regarding the warranty period and terms for your DB Electrical 400-48156 alternator, please refer to the documentation provided at the time of purchase or visit the official DB Electrical website. If you require technical assistance, have questions about installation, or need to process a warranty claim, please contact DB Electrical customer support directly through their official channels.