- Engine / equipment
- Petrol V6 and V8 in the Quattroporte (VI), Ghibli and Levante
- Period mentioned
- 2013–2024
- Symptoms
- Engine warning light on and shaking at idle, with misfires only on the cylinders on one side of the engine (for example 1, 3 and 5).
- Possible cause described
- The ground connections of that bank's ignition coils are not tightened properly. Maserati explains it in diagnostic sheet DS 25-25 (July 2025): on the V6 the grounds are on the cylinder head covers and are tightened to 10 Nm; on the V8, near the oil filter support.
- Check for the garage
- Note which cylinders the reader shows. If they are all on the same side, ask the garage to check the tightness of the coil grounds before replacing spark plugs, coils or injectors.
- Cost cited in the source
- No verified estimate; ask the garage for a quote.A rough figure from the original database, not an up-to-date quote.
KNOWN FAULT · Maserati
Misfires on one cylinder bank only caused by loose ignition coil ground connections
Sources are not verified in real time and no entry confirms that your car is affected.
Has this happened to you?
Anonymous answer, no personal data.
Frequently asked questions
How much does it cost to repair this fault?
No verified estimate; ask the garage for a quote.
A rough figure from the original database, not an up-to-date quote.
Calculate estimateHow is it checked?
Note which cylinders the reader shows. If they are all on the same side, ask the garage to check the tightness of the coil grounds before replacing spark plugs, coils or injectors.
What are the symptoms?
Engine warning light on and shaking at idle, with misfires only on the cylinders on one side of the engine (for example 1, 3 and 5).
Which cars and years does it affect?
- Brands
- Maserati
- Engine / equipment
- Petrol V6 and V8 in the Quattroporte (VI), Ghibli and Levante
- Period mentioned
- 2013–2024
Taking it to a garage?
Models with this entry
- Maserati Quattroporte (VI)2013–2024
- Maserati Ghibli2013–2024
- Maserati Levante2016–2024
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