Engine stalling when vehicle is driven
Diagnostic Procedure
1.

Save current data until "Engine stalling" while driving.

2.

Monitor "Engine Speed", "Lambda Sensor" current data at engine stalling.

3.

Are two current data lowered rapidly when engine stalls?

▶ Perform Inspection procedure as below.

Ignition coil circuit

▶ If two current data are lowered slowly, click on each item for more details.

Fuel pump circuit

Fuel supply state

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