Dacia Logan MCV Battery: Specs, Fitment & Common Faults
On the Logan MCV, a "low" resting voltage reading isn't automatically a fault thanks to the smart alternator — plus a real warranty saga worth knowing.
Illustration for editorial purposes
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Dacia Logan MCV Battery: OEM Part Number
| 1.0 TCe petrol, confirmed genuine fitment | Type 027P, 64Ah, 640 CCA |
|---|---|
| 1.5 dCi diesel, Start/Stop, front discs — AGM fitment | Type L3 (096), AGM, 70Ah, 760A (EN) |
| LPG/Flex-Fuel variants only | Type 012 — do not assume this applies to standard petrol/diesel cars |
A Genuinely Useful Technical Explanation Worth Knowing Before Worrying — Dacia Logan MCV Battery
If you've measured your battery voltage and found it reading around 12.5V while the engine is running, this isn't automatically a fault: the smart, regenerative alternator on later models only provides a full charge when the battery monitoring system genuinely detects it's needed, rather than constantly charging regardless of state. Switching on a load like the headlights and seeing the voltage jump up to around 14.4V confirms the alternator is working correctly and simply wasn't providing unnecessary charge a moment before.
It's also worth knowing that a documented keyless entry system recall has been suspected by some owners as a contributing cause of subsequent battery drain — if your car has had this recall work completed and you're now experiencing a new drain issue, it's worth mentioning this timing directly to whoever is investigating.
Dacia Logan MCV Battery: The Part Everyone Blames First, Not Always Correctly
When a Dacia Logan MCV won't start, the battery is the first suspect more often than anything else, and it's right often enough that checking it first is a reasonable move. It isn't always the actual cause though, which is worth knowing before paying for a replacement that solves nothing.
Dacia Logan MCV Battery: What It Does
Starting the engine and running electrical systems whenever the engine isn't turning — that's the Dacia Logan MCV's 12V battery job. If it has stop-start, it works much harder than older designs, since the engine cuts out and restarts constantly, which is exactly why it needs a specific AGM or EFB battery rather than a standard one.
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Dacia Logan MCV Battery: Warning Signs, DIY Difficulty & Aftermarket Advice
These are the same regardless of make or model — see our full Battery Guide for warning signs to watch for, confirming fitment against your VIN, and matching the right technology (standard, EFB, AGM) when buying aftermarket.
More Dacia Battery
The same part, covered across other Dacia models.