How to detach and replace an alternator on Mazda MPV?

Disconnect the cable with the negative terminal of the battery and deprivation of the electrical connectors of the alternator by pushing the tab out and snapping the plastic cover to reveal the connector on the reverse. Unscrew the adjustment of the alternator and pivot bolts and disconnect the drivebelt; with V6 engines, the power steering pump pulley needs to be removed as well. Take off the adjustment and pivot bolts to detach the alternator to the engine. When replacing the alternator, it is desirable to have the old one at the time of buying another new one or rebuilt alternator so that it appears exactly the same in the number of terminals, and size and position and that the identification numbers are the same as those printed on the housing or labeled on a tag. A substantial number of new or remanufactured alternators may not include a pulley, and it can be recommended to change the pulley between the old unit and a new one, and it can be recommended to confirm the policy of this particular shop. The reverse operation of the removal is the installation process; the installation process needs the reverse step of the removal process, and post-installation, the belt of the drive needs to be adjusted to the correct tension, as well as the charging voltage, should be checked to identify whether the alternator is operating correctly.

Genuine Mazda MPV Alternator

Generator

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3 Alternators found

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Mazda MPV Alternator Part Number: AJ51-18-300R-00
Product Specifications
- Other Name: Reman, Alternator
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2002-2006 Mazda MPV | ES, LX, LX-SV | 6 Cyl 3.0 L GAS
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Mazda MPV Alternator Part Number: GY01-18-300R-0J
Product Specifications
- Other Name: Reman Alternator
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2000-2001 Mazda MPV | DX, ES, LX | 6 Cyl 2.5 L GAS
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Mazda MPV Alternator Part Number: JE15-18-300R-00
Product Specifications
- Other Name: Reman, Alternator
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 1989-1998 Mazda MPV | Cargo, DX, ES, L, LX, LXE, Passenger | 4 Cyl 2.6 L GAS, 6 Cyl 3.0 L GAS

Mazda MPV Alternator

The Mazda MPV Alternator is applied as the onboard generator of the van to ensure that the battery is kept charged and that all lights, sensors and other parts are running as long as the engine is in rotation. This Alternator is confined within a two-piece aluminum case which contains a stationary stator encompassing a rotor mounted on a shaft. The rotor is connected to the crankshaft by a belt, and when the magnetic field is passing through the stator windings it induces alternating current. Within the same small enclosure, a rectifier stuffed with diodes converts that AC to smooth DC power that the vehicle relies on. A PCM-controlled or built-in voltage regulator then adjusts field current in order to ensure that the output does not undercharge or overcharge the battery. Over time, Mazda has equipped earlier types of vans with regulators independent of the engine computer and the new generations integrate that component into the powertrain control module so that external wiring is minimised and the response to changing electrical loads is enhanced. Today Mazda continues to use the successful Alternator design, but the transition from stand-alone to PCM regulation is the primary change in design. Front-mounted cooling fan, dual bearings and cast heat sinks, regardless of which type of control, are all helpful in dissipating heat to the ambient air and increasing the service life of the device. This development allows the current Mazda models to accommodate additional electronics without extra weight and provide each MPV with a solid and self-reliant electronic pulse.

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Mazda MPV Alternator Parts and Q&A

Alternator
JE15-18-300R-00
Q: How to detach and replace an alternator on Mazda MPV?
A:
Disconnect the cable with the negative terminal of the battery and deprivation of the electrical connectors of the alternator by pushing the tab out and snapping the plastic cover to reveal the connector on the reverse. Unscrew the adjustment of the alternator and pivot bolts and disconnect the drivebelt; with V6 engines, the power steering pump pulley needs to be removed as well. Take off the adjustment and pivot bolts to detach the alternator to the engine. When replacing the alternator, it is desirable to have the old one at the time of buying another new one or rebuilt alternator so that it appears exactly the same in the number of terminals, and size and position and that the identification numbers are the same as those printed on the housing or labeled on a tag. A substantial number of new or remanufactured alternators may not include a pulley, and it can be recommended to change the pulley between the old unit and a new one, and it can be recommended to confirm the policy of this particular shop. The reverse operation of the removal is the installation process; the installation process needs the reverse step of the removal process, and post-installation, the belt of the drive needs to be adjusted to the correct tension, as well as the charging voltage, should be checked to identify whether the alternator is operating correctly.