KNOWN FAULT · Porsche

Vibrating steering wheel and red "Electrical system fault" warning from the steering ground connection (Macan Electric)

Sources are not verified in real time and no entry confirms that your car is affected.

Engine / equipment: Porsche Macan Electric (the bulletin also covers the Cayenne Electric)
Period mentioned: 2024–2026 (US model years)
Symptoms: The steering wheel vibrates when driving from about 6 km/h and the red warning "Electrical system fault, park vehicle safely" appears.
Possible cause described: Excessive contact resistance at the ground connection of the electric power steering or of the electric power distributor, caused by dirt or an incorrect coating on the ground stud. Porsche describes it in its workshop manual SY 73/26.
Check for the garage: Ask the workshop to check and clean the ground points of the steering and the power distributor and measure their resistance according to SY 73/26.
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.

Sources from the original database

Anonymous answer, no personal data.

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.

How is it checked?

Ask the workshop to check and clean the ground points of the steering and the power distributor and measure their resistance according to SY 73/26.

What are the symptoms?

The steering wheel vibrates when driving from about 6 km/h and the red warning "Electrical system fault, park vehicle safely" appears.

Which cars and years does it affect?

Brands: Porsche
Engine / equipment: Porsche Macan Electric (the bulletin also covers the Cayenne Electric)
Period mentioned: 2024–2026 (US model years)

Find garages near you and, before you say yes, check whether the quote is reasonable.

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