Mazda 3 Quiz
Engine

Wastegate Actuator Inspection [Mzr 2.3 Disi Turbo]

In this manual: Engine
Vehicle general — 15Accessories — 111Body — 339Brakes — 71Drivetrain — 143Electrical — 58Engine — 251HVAC — 72Restraints — 15Steering — 32Suspension — 41
~1min read

1. Remove the air hose and air duct..

2. Disconnect the hose from the wastegate actuator.

3. Plug the wastegate actuator as shown in the figure.


4. Connect the vacuum pump to the port

5. Raise the pressure slowly and take a measurement of the pressure when the rod stroke is 1.5 mm {0.06 in}

.


    Specification (rod stroke: 1.5 mm {0.06 in})

  • 78.0—83.4 kPa {0.796—0.850 kgf/cm2, 11.4—12.0 psi}

  • If the rod does not move, replace the turbocharger..

Test yourself

A quick Mazda 3 quiz: every answer comes with an explanation and a link to the manual page.