Open circuit

WARNING: This page is about a different variant/trim than selected.

If there is no continuity, there is an open circuit. Repair or replace the wiring harness.
- Variable swirl control solenoid valve terminal B and PCM terminal 4K
- Variable swirl control solenoid valve terminal A and main relay terminal C
  
  Fig 1: Identifying PCM Harness Connector Terminal 4K
  Courtesy of MAZDA MOTORS CORP.