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Home >> Mazda >> 2021 >> 3 Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Engine Mechanical System (VIN Y)) >> Engine Tune-Up >> Ignition Timing Inspection

Ignition Timing Inspection

WARNING: This page is about a different variant/trim than selected.
NOTE:
  • The ignition timing cannot be adjusted.
  1. Complete the engine tune-up preparation. (See ENGINE TUNE-UP PREPARATION .)
  2. Verify the ignition timing (PCM PID: SPARKADV) using the PID/data monitor function of the M-MDS. (See PCM INSPECTION .)

    Ignition timing 

    Approx. BTDC 21°

  3. Verify that ignition timing advances when the engine speed increases gradually.
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