Action for non-repeatable malfunction

WARNING: This page is about a different car, the 2016 Mazda CX-5. However, it is still accessible from the selected car via links, so may be relevant.

If the malfunction does not recur, verify the malfunction cause by performing the following actions:
- Verify that a DTC has been recorded in the memory. (See DTC INSPECTION [CONNECTIVITY MASTER UNIT] .) (See DIAGNOSTIC ASSIST FUNCTION [CONNECTIVITY MASTER UNIT] .)
- Based on the repair order form, attempt to drive the vehicle or perform tests to replicate the malfunction, record the data 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 Wiring Harness Or Connector Of Electrical Component
  Courtesy of MAZDA MOTORS CORP.
- Refer to [Determining Open Circuit Location] based on the recorded DTC, shake the wiring harness or connector of the electrical component which is suspected to be the cause of the malfunction, and inspect for any changes in CAN system voltage or occurrence of any DTCs.

Fig 2: Inspecting Female Terminals On Connector Of Electric Component

Courtesy of MAZDA MOTORS CORP.