ENGINE TUNE-UP [MZR-CD (RF Turbo)]

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Engine Tune-up Preparation

1.  Verify that the gear is in neutral position.

2.  Start the engine and warm up completely.

3.  Verify that the accelerator pedal is released.

4.  Turn off the A/C switch.

5.  Turn off all electrical loads.

6.  Connect the M-MDS to the DLC‐2.

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7.  Verify that no DTC is present.

Idle Speed Inspection

1.  Perform “Engine Tune-up Preparation”. (See Engine Tune-up Preparation.)

2.  Monitor the RPM PID using the M-MDS.

3.  Verify that engine speed is within specification.

•  If not as specified, inspect the following.

―  Suction control valve

―  Fuel injector

―  Accelerator position sensor

―  ECT sensor

―  Fuel pressure sensor

―  CMP sensor

―  CKP sensor