Airflow Inspection

WARNING: This page is about a different car, the 2005 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

Perform the following procedure only when directed.

Disconnect the negative battery cable.
Remove the EGR boost sensor solenoid valve.
Inspect airflow between each port under the following conditions.
- If not as specified, replace the EGR boost sensor solenoid valve.
- If as specified, carry out the "Circuit Open/Short Inspection".
  
  Fig 1: EGR Boost Sensor Solenoid Valve Continuity Checking Table
  Courtesy of MAZDA MOTORS CORP.
  
  Fig 2: Inspecting EGR Boost Sensor Solenoid Valve
  Courtesy of MAZDA MOTORS CORP.