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Turbo Actuator Repair

Turbo Actuator Repair

We can rebuild all turbocharger actuators to the specifications of the vehicle manufacturer.

Turbo Actuator Repair
Diesel Pump
Repair

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Common Turbo Actuator Repair Malfunctions and Failures

Actuator Sticking
Actuator Sticking

One of the most common issues is the actuator sticking, which can prevent the wastegate or variable geometry mechanism from operating properly. This can result in either too much or too little boost pressure.

Wastegate Failure
Wastegate Failure

The wastegate is responsible for diverting exhaust gases away from the turbine wheel to regulate boost pressure. If the wastegate valve or actuator fails, it can lead to over-boosting, causing engine damage or even failure.

Actuator Diaphragm Damage
Actuator Diaphragm Damage

Turbo actuators often use a diaphragm to control the wastegate or variable geometry vanes. Over time, the diaphragm can develop cracks or tears, leading to improper functioning and boost control issues.

Electrical or Electronic Failures
Electrical or Electronic Failures

Some modern turbochargers feature electronic actuators controlled by the engine control unit (ECU). Electrical or electronic failures, such as sensor issues or wiring problems, can disrupt the actuator’s operation.

Vacuum or Boost Leak
Vacuum or Boost Leak

In systems that use vacuum to control the actuator, leaks in the vacuum lines or connections can prevent proper actuator operation. Boost leaks in the intake system can also lead to erratic boost pressure control.

Actuator Spring Weakness
Actuator Spring Weakness

In some wastegate actuators, a spring is used to control the wastegate valve’s position. If the spring weakens over time, it can affect the actuator’s ability to regulate boost pressure accurately.

Corrosion and Rust
Corrosion and Rust

Turbochargers are exposed to high temperatures and pressures, and over time, corrosion and rust can develop on the actuator housing or components, causing mechanical issues.

Actuator Solenoid Valve Failure
Actuator Solenoid Valve Failure

Electronic turbo actuators often use solenoid valves to control the vacuum or boost pressure. If the solenoid valve fails or becomes clogged, it can disrupt the actuator’s operation.

Actuator Linkage Problems
Actuator Linkage Problems

For variable geometry turbochargers, problems with the linkage that adjusts the vane position can lead to poor turbocharger response and reduced engine performance.

Software or Calibration Issues
Software or Calibration Issues

In electronically controlled turbocharger systems, incorrect software or calibration settings can lead to boost control problems. These issues may require reprogramming or recalibration.

Our Simple 4 Step Process

  • 1

    Book a repair online or by phone

  • 2 DHL deliver us your part

    DHL deliver us your part

  • 3 We'll repair the part for you

    We'll repair the part for you

  • 4 We return the fixed part to you

    We return the fixed part to you

Our Simple 4 Step Process

Need help at all? Send a message!

Please send us a message and let us know how we can assist you and someone from our helpful team will be in touch.

Save £££s repairing not replacing

We can rebuild all turbocharger actuators to the specifications of the vehicle manufacturer.

Our services are always covered by a no-hassle warranty, so you can be more confident in our repairs.

The turbo actuator is a valve that prevents exhaust gas from going to the turbine wheel. Also called ‘wastegate actuator,’ it serves as a pressure relief valve to control the turbo’s boost output.

It also controls the turbine’s speed so that it doesn’t run too fast, while regulating the compressor speed. It ultimately protects the turbocharger from wear and tear.

You will know that there is something wrong with it if the 'Check Engine' light is on or when the turbo is unable to produce boost while accelerating.

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