Action for Non-repeatable Malfunction

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If the malfunction does not recur, verify the malfunction cause by performing the following actions:
- Based on the repair order form, attempt to drive the vehicle or perform tests to replicate the malfunction, record the data (such as PCM circuit voltage) at that time, and detect the malfunction cause.
- Shake the wiring harness or connector of the electrical component which is suspected to be the cause of the malfunction, and inspect for malfunction or occurrence of any DTCs.
  
  Fig 1: Shaking Connector Of Electrical Component
  Courtesy of MAZDA MOTORS CORP.
- Inspect the female terminals on the connector of the electric component which is suspected to be the cause of the malfunction for poor connection.

Fig 2: Inspecting Female Terminals On Connector Of Electric Component

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Courtesy of MAZDA MOTORS CORP.