The team made the decision during qualifying ahead of the Cape Town E-Prix, and following practice, where in Free Practice 1 driver Lucas di Grassi (Mahindra Racing) had pulled off the circuit with broken rear suspension.
The manufacturer made the decision on safety grounds pending further investigation as to the exact cause of the problem. Customer team ABT CUPRA, which also runs the M9Electro, have also withdrawn from the weekend.
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A statement from Mahindra read:
"Mahindra Racing have confirmed their withdrawal from the ABB FIA Formula E World Championship qualifying sessions and the Cape Town E-Prix Round 5 due to rear suspension safety concerns.
"A thorough investigation on the suspension elements of the Mahindra M9Electro race cars will take place on the team’s return to the UK.
"This decision also affects their customer team ABT CUPRA, who will also not take part in the remainder of qualifying or the race.
"The safety of the drivers and extended teams is of utmost importance at this point in time."