Mazda 3 Service Manual: Variable Tumble Shutter Valve Switch Inspection [Mzr 2.0, Mzr 2.5]

Mazda 3 Service Manual / Engine / Control / Information / Variable Tumble Shutter Valve Switch Inspection [Mzr 2.0, Mzr 2.5]

Voltage Inspection

NOTE:

The variable tumble shutter valve switch cannot be removed as a single unit. When replacing the variable tumble shutter valve switch, replace it together with the intake manifold as a single unit.

1. Connect the M-MDS to the DLC–2.

2. Switch the ignition to ON.

3. Verify that the variable tumble shutter valve switch output voltage (PID: IMRC_POS) is within the specification..

If not as specified, replace the intake manifold..

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Voltage Inspection CAUTION: The inspection cannot be performed with this method correctly if there is a malfunction of the APP sensor or throttle valve actuator. Verify that no DTCs rel ...

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