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Parts for your 2016 Ford Fiesta-Alternator

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Valeo Alternator 12V 120A - 439612

Valeo Alternator 12V 120A - 439612

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$920
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Projecta Battery & Alternator Tester - BT100

Projecta Battery & Alternator Tester - BT100

$43
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Mechpro Battery & Alternator Tester 9-15V - MPBDBAT

Mechpro Battery & Alternator Tester 9-15V - MPBDBAT

$191
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Toledo 10 Piece Alternator Bit Set - 302005

Toledo 10 Piece Alternator Bit Set - 302005

$224
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Redarc 12V 40A DC-DC Core Battery Charger - BCDCN1240

Redarc 12V 40A DC-DC Core Battery Charger - BCDCN1240

$574
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Explore 4WD & Adventure

Redarc 12V 25A DC-DC Core Battery Charger - BCDCN1225

Redarc 12V 25A DC-DC Core Battery Charger - BCDCN1225

$485
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Repco 3 Jaw Pilot Bearing Puller - RST175

Repco 3 Jaw Pilot Bearing Puller - RST175

$97
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Redarc DC to DC Battery Charger 12V 50A - BCDC1250D

Redarc DC to DC Battery Charger 12V 50A - BCDC1250D

$947
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CTEK DC to DC Battery Charger 12v 20 Amp - 40-315

CTEK DC to DC Battery Charger 12v 20 Amp - 40-315

$859
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Projecta 12V Digital Battery Analyzer - BLT700

Projecta 12V Digital Battery Analyzer - BLT700

$1,665
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VDO Tachometer Electric 12V 0 - 7000 rpm 80mm - 333015032
VDO

VDO Tachometer Electric 12V 0 - 7000 rpm 80mm - 333015032

$644
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VDO Tachometer Electric 12V 0 - 7000 Rpm 85mm - 333015033
VDO

VDO Tachometer Electric 12V 0 - 7000 Rpm 85mm - 333015033

$700
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VDO Tachometer Electric 12V 0 - 4000 rpm 80mm - 333035002
VDO

VDO Tachometer Electric 12V 0 - 4000 rpm 80mm - 333035002

$969
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VDO Tachometer Electric 12V 0 - 3000 rpm 85mm - 333035004
VDO

VDO Tachometer Electric 12V 0 - 3000 rpm 85mm - 333035004

$672
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Showing 1 - 32 of 32 products

The Alternator on the 2016 Ford Fiesta: What It Does and How to Keep It Going

The 2016 Ford Fiesta definitely comes equipped with an alternator, just like most modern vehicles powered by internal combustion engines. The alternator is a vital component that plays a key role in keeping the car's electrical system up and running while the engine is ticking over. Without an alternator, the battery would quickly run flat, leaving the Fiesta stranded. So it's definitely relevant and very much used on this popular compact hatch or sedan, whether it's being driven around Sydney or out on a country run.

At its core, the alternator's job is pretty straightforward but incredibly important. When your Fiesta's engine is running, the alternator generates electricity to power the car's myriad electrical components, from the headlights and dashboard instrumentation to the stereo and even the ECU (engine control unit). It also charges the battery to make sure you've got enough juice to start the engine the next time you turn the key or press the start button. Simply put, it keeps everything ticking over smoothly electrically.

The way the alternator achieves this is by converting mechanical energy from the engine's crankshaft into electrical energy. Inside the alternator, a belt connected to the engine spins a rotor inside a stator. This interaction creates an alternating current that is then turned into direct current by diodes so it can safely charge the battery and feed the car's electrical system. If the alternator wasn't there, the battery would quickly drain, as it can only store so much power.

Because the alternator is so important for everyday driving, it's a good idea for Fiesta owners to understand a bit about how to maintain this part. Regular servicing checks generally include an inspection of the alternator belt (sometimes called the serpentine belt) for signs of wear, cracking or glazing. A worn out belt might slip or even snap, which would stop the alternator from spinning and generating power. That would quickly lead to a dead battery and a car that won't run.

In addition to the belt, the alternator itself can develop issues over time. Common faults include worn brushes, a faulty voltage regulator, or problems with the diodes, all of which affect its ability to output steady voltage. If the alternator's output drops too low, various electrical gremlins might start to appear, such as dimming headlights, flickering interior lights, or strange warning lights on the dash - especially the battery light.

For anyone servicing the 2016 Ford Fiesta, many workshop manuals and technical guides recommend checking the alternator output voltage with a multimeter or specialised diagnostic tool. Ideally, the voltage across the battery terminals with the engine running should be around 13.8 to 14.4 volts. Anything outside this range usually means the alternator needs further investigation or servicing.

Replacing the alternator on a 2016 Ford Fiesta can be a straightforward task for a qualified mechanic. The alternator is typically mounted on the front of the engine with a tensioned serpentine belt wrapped around its pulley. After loosening the belt tensioner and disconnecting the electrical connections, the alternator can be unbolted and swapped out with a new or refurbished unit. It's wise to use genuine Ford parts or reputable aftermarket alternators to ensure reliability and proper fitment.

If any DIY enthusiasts are thinking about checking or replacing the alternator themselves, a few tips can help. First, always disconnect the battery before working on electrical components to avoid any short circuits or shocks. Next, take care when handling the serpentine belt and be sure to follow the correct tensioning procedure during reassembly. Finally, after the installation, always test the alternator output to confirm it's charging as expected.

Keeping the alternator in good nick helps avoid those annoying breakdowns and expensive haul-aways. Like any other car part, it's not something that lasts forever, and the typical alternator lifespan is often in the range of 100,000 to 150,000 kilometres, although this can vary depending on driving conditions and climate. If the Fiesta is frequently subjected to stop-start city traffic, extreme temperatures or accessories that put a heavy load on the electrical system, the alternator might need a bit more attention.

Overall, the alternator on a 2016 Ford Fiesta is an indispensable part of the vehicle's electrical ecosystem, quietly working away under the bonnet to supply constant reliable power. Regular maintenance checks, paying attention to warning signs on the dash, and prompt servicing or replacement will help keep this smart little car running smoothly for many years.