Mini Clubman Alternator: Specs, Fitment & Common Faults

A genuinely useful piece of context: smoke near the alternator on related models has been traced to the power steering pump, not the alternator itself — plus an alarming near-£2,000 dealer quote bundling multiple components together.

Illustration for editorial purposes

OEM Part Number: 9666997980

Accuracy note: Cooper S variants of a certain era used PSA-supplied engines (the Prince engine family, from BMW's joint venture with Peugeot-Citroen), and the alternator on those specific engines is genuinely the same part shared with related Peugeot/Citroen models.

150 Amp, Valeo, PSA-sourced Prince engine (relevant era)	Genuine cross-reference: 9666997980 (also referenced as FG15T072, TG15T072) — shared with Peugeot 208/308/3008/5008, Citroen C3/C4

Often Blamed on the Battery Instead

A weak battery and a failing alternator produce almost identical symptoms at first — dim lights, slow starts, a car that won't hold charge — which is exactly why so many people replace the battery, only to be back at the garage a few weeks later with the real culprit untouched.

Before you buy: alternator output rating varies by engine size and trim, particularly on cars with more onboard electronics. Always confirm against your VIN before ordering.

What It Does

The alternator generates electricity while the engine runs, charging the battery and powering the car's electrical systems directly. A healthy alternator means the battery is mostly there for starting the engine and covering brief demand spikes — not for actually running the car's electronics on its own.

A Genuinely Useful Piece of Context Worth Knowing About Alternator Diagnosis — Mini Clubman Alternator

If you're seeing a burnt smell or smoke near the alternator, this is genuinely worth knowing before assuming the alternator itself has failed: documented cases on related Mini models describe this exact combination of symptoms actually being traced to the power steering pump grounding internally, rather than the alternator itself.

A genuinely alarming, real cost figure worth knowing: documented cases describe a dealer quoting close to £2,000 during a routine MOT for the alternator, pulleys, and belt all needing replacement together, based on little more than a single worn drive belt — worth getting an independent second opinion before agreeing to replace everything at once.

It's also genuinely worth knowing that on models fitted with a clutched alternator pulley design, this pulley failing is a documented cause of a rattling noise, and can also cause collateral damage to the separate water pump pulley.

Warning Signs, DIY Difficulty & Aftermarket Advice

These are the same regardless of make or model — see our full Alternator Guide for symptoms to watch for (plus a genuinely useful two-minute test to confirm it's not the battery instead), confirming the right amperage and fitment against your VIN, and which brands are worth trusting.

More Mini Alternator

The same part, covered across other Mini models.

Mini Clubman Alternator: Specs, Fitment & Common Faults

OEM Part Number: 9666997980

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A Genuinely Useful Piece of Context Worth Knowing About Alternator Diagnosis — Mini Clubman Alternator