Mazda 2: Engine Tune-up

Engine Tune-up Preparation

NOTE:

1. Verify the following:

2. Warm up the engine to normal operating temperature.

  1. Increase the engine speed to 2,500-3,000 rpm until the cooling fan starts running.
  2. When the cooling fan starts running, release the accelerator pedal and wait until the cooling fan stops running.

3. Turn off all electrical loads.

4. Connect the M-MDS to the DLC-2.

Idle Speed Inspection

NOTE:

1. Complete the engine tune-up preparation. (See Engine Tune-up Preparation).

2. Verify that the idle speed (M-MDS: RPM PID) is within the specification.

Idle speed (ATX: P, N position , MTX: Neutral position)

Ignition Timing Inspection

NOTE:

1. Complete the engine tune-up preparation. (See Engine Tune-up Preparation).

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

Ignition timing

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