SINGAPORE, Feb. 24 -- Volvo has widened its recall of electric vehicles in Singapore due to a battery defect that poses a fire risk, bringing the total number of affected owners to 194.

According to The Straits Times, the expanded recall, confirmed by distributor Wearnes Automotive yesterday, adds 58 owners of the Volvo EX30 Single Motor Extended Range to the 136 already identified from an earlier batch.

The initial recall in January had involved 143 EX30 Ultra cars, though seven were later confirmed clear of the issue.

Globally, the recall impacts 33,777 vehicles.

The problem stems from a potential hardware issue within the car's high-voltage battery, which can cause overheating if charged above a 70 per cent threshold-a condition th...