mazda Workshop Repair Guides

Mazda Workshop Service and Repair Manuals

Spark Plug > < Fuel Pressure Release|Service and Repair
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Ignition Timing: Testing and Inspection

Ignition Timing Inspection 

Note
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The ignition timing cannot be adjusted.

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The M-MDS is required to verify the ignition timing.

1. Verify the ignition timing (M-MDS: SPARKADV) using the PID/data monitor function of the M-MDS.

Ignition timing 

Approx. BTDC 10°

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

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If there is malfunction, refer to "ENGINE SYMPTOM TROUBLESHOOTING". (See SYMPTOM DIAGNOSTIC INDEX [L3 WITH TC].)

Spark Plug > < Fuel Pressure Release|Service and Repair