Variable Tumble Shutter Valve Switch Inspection

WARNING: This page is about a different car, the 2010 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.

Connect the M-MDS to the DLC-2.
Switch the ignition to ON.
Verify that the voltage (M-MDS PID: IMRC_POS) within the specification. (See PCM INSPECTION .)
- If not as specified, replace the intake manifold.
  (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION .)
Fig 1: Identifying Data Link Connector (DLC-2)
Courtesy of MAZDA MOTORS CORP.