Production Part Approval Process


Vehicle manufacturers demand high quality parts and products from their suppliers. Especially passenger car manufacturers. Different vehicle manufacturers set their own standards for their suppliers.

As Optival, we act as Exotest’s local partner in Turkey. Exotest is one of the leading companies in EU for the testing and certification of non-metalic automotive parts and it is approved by many passenger car manufacturers. With this cooperation, we support you from determining the correct standard and test methods to the completion of the whole testing and certification process.

Within the scope of PPAP

• We give local technical support for the selection of correct test methods, test samples and testing conditions.

• We support you for the tests that the vehicle manufacturers demand from their suppliers.

• We organize and perform the tests in cooperation with Exotest

Scope of our PPAP service with regard to the vehicle manufacturers


• Fiat

• Ford

• Hyundai

• Land Rover

• Mercedes-Benz

• Nissan

• Opel

• Renault

• PSA (Peugeot-Citroen)

• Saab

• Toyota

• Volkswagen

• Volvo