Resistance Inspection

WARNING: This page is about a different car, the 2009 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.

Remove the CMP sensor connector.
Measure the resistance between the CMP sensor terminals.
- If not within the specification, replace the CMP sensor. See CAMSHAFT POSITION (CMP) SENSOR REMOVAL/INSTALLATION [MZI-3.7] .
  CMP sensor resistance
  
  800-1,320 ohms [18-28 C {64.4-82.4 F}]
  
  Fig 1: Identifying CMP Sensor Connector
  Courtesy of MAZDA MOTORS CORP.