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Home >> Mazda >> 2007 >> 3 Mazdaspeed, 2.3 L >> Repair and Diagnosis >> Engine Performance >> System >> Symptom Troubleshooting (L3 With TC) >> Engine Control System Operation Inspection >> Variable Swirl System Operation Inspection >> Notes
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Variable Swirl System Operation Inspection: Notes

  1. Connect the M-MDS to the DLC-2.
  2. Access the ECT PID.
  3. Verify that the ECT PID is below 60°C {140°F}. 
  4. Start the engine.
  5. Inspect the rod operation under the following conditions:

Rod operation

ROD OPERATION SPECIFICATIONS

Engine speed  3,750 rpm
Below Above
Shutter valve actuator  Operate Not operate

If the rod operation is not specified, inspect as follows: 

  1. Perform the KOER self-test using the M-MDS and verify that DTCs No. P2004, P2006, P2009 or P2010 are not displayed.
    • If DTC No. P2004, P2006, P2009 or P2010 are displayed, perform DTC inspection.

      (See DTC TABLE .)