If you are travelling from Chennai: After crossing Arcot Palar Bridge, drive 2 km on the National Highway, enter on the service road, and take a right turn at Veppur (Opposite to VP Palace Marriage hall) Just 200 meters from the Highway, to reach the temple.
If you are travelling from Bangalore: at 19th km from Vellore towards Chennai, Find Adyar Ananda Bhavan Vegetarian Restaurant(A2B) at Veppur, continue to drive on the service Road for 750m and take Left turn to reach the temple.
Map:
https://maps.app.goo.gl/oFbEhxG9h3WSiMJJ7