Turbo Wastegate Actuator Rod

The actuator is a boost actuated diaphragm inside a canister with a rod sticking out as shown below.

Turbo wastegate actuator rod.

Brand new turbo wastegate vacuum actuator rod fits with all garrett gt1749v gt1749va gt1749vb turbocharger found on 1 9t 2 0tdi engines straight rod with spherical bearing rod length. Will need to replace turbo to correct. The vnt actuator uses vacuum to suck its rod in. Found leak by turbo pressure hose recommend replacing turbo hose and inspect turbo for possible internal damage.

7 4 4 in. How a wastegate works a pressure actuator controlled by boost pressure. This may fit more part numbers than listed please contact us. Vnt actuator and wastegates are similar in location and appearance so don t get confused if you see the term wastegate used instead of vnt actuator.

Boost pressure is applied to the canister and once the boost is higher than the spring pressure inside the canister the wastegate actuator rod starts to move and open the wastegate. A wastegate consists of an inlet and outlet port a valve and a pressure actuator. Typical borgwarner e turbo showing compressor section a turbine section b electronic wastegate actuator c and the electric motor d packaged with the bearing assembly center section e. 52mm from ball center to end ball id.

Tech went to install boost hose and inspected turbo found turbo wastegate actuation rod worn out which causes the wastegate to hang open and in turn setting p0299 fault. Garrett wastegate actuator 12 14 psi adjustable waste. What is a wastegate internal or external a wastegate is a boost controlling device that operates by limiting exhaust gases going through the turbocharger controlling the maximum boost pressure produced by the turbocharger itself. The biggest difference between them is that a wastegate can uses pressure to work and is found only on non vnt turbos.