Keep the battery charged and every electrical accessory powered with the TERREPOWER (formerly BBB Industries) Remanufactured Alternator, part number 11390. As the engine runs, this unit generates the 12-volt current that recharges the battery and feeds the vehicle's electrical systems. It installs as a direct-fit replacement for the 2009-2014 Acura TSX and 2008-2012 Honda Accord, both equipped with the L4-2.4L engine.
Remanufactured for dependable performance, this alternator is based on the original Nippondenso unit and uses an internal voltage regulator.
- Output: 12-volt DC with a 130-amp rating, clockwise rotation, and negative ground.
- Voltage regulation: internal regulator; not one-wire capable and no AC service tap.
- Pulley: conventional 7-groove serpentine pulley included, 60 mm (2-3/8 in) outside diameter, with no decoupler or clutch.
- Cooling: internal fan with air cooling.
Signs your original alternator may need replacing include dimming headlights, a lit charging/battery warning light, or a repeatedly discharged battery. Diagnose the charging system first, and if the alternator is the cause, this replaces it. Country of origin: Mexico.
Manufacturer part number 11390.
This part cross-references / interchanges with the following part numbers:
104210-5890, 31100-R40-A01, CSF89
Frequently Asked Questions
Will this alternator fit my vehicle?
It is a direct-fit replacement for the 2009-2014 Acura TSX and 2008-2012 Honda Accord, both with the L4-2.4L engine. Check the "Vehicles it fits" section to confirm your exact vehicle.
What is the output rating?
It is rated at 130 amps and 12 volts DC, with clockwise rotation and a negative ground.
Is a pulley included?
Yes. It includes a conventional 7-groove serpentine pulley with a 60 mm (2-3/8 in) outside diameter.
Is this alternator new or remanufactured?
It is a remanufactured alternator based on the original Nippondenso unit, with an internal voltage regulator.
How do I know if my alternator has failed?
Signs may include dimming lights, a charging/battery warning light, or a battery that keeps going dead. Diagnose the charging system first to confirm the alternator is the cause before replacing.
