Diagnostic Procedure

WARNING: This page is about a different car, the 2020 Mazda CX-30. However, it is still accessible from the selected car via links, so may be relevant.

DTC P0500:00 (TCM, ET6A-EL, ET6AX-EL, US) DIAGNOSTIC PROCEDURE

Step	Inspection	Results	Action
1	RECORD VEHICLE STATUS WHEN DTC WAS DETECTED TO UTILIZE WITH REPEATABILITY VERIFICATION Record the freeze frame data/snapshot data. NOTE: Recording can be facilitated using the screen capture of the PC function.	-	Go to the next step.
2	VERIFY RELATED REPAIR INFORMATION OR SERVICE INFORMATION AVAILABILITY Verify related Service Bulletins, online repair information, or Service Information availability. Is any related information available?	Yes	Perform repair or diagnosis according to the available information. If the vehicle is not repaired, go to the next step.
2		No	Go to the next step.
3	VERIFY STORED DTC IN DSC HU/CM Perform the DSC HU/CM DTC inspection using the M-MDS. (See DTC INSPECTION .) Are any DTCs present?	Yes	Go to the applicable DTC inspection. (See DTC TABLE [DSC HU/CM (US)] .)
3		No	Go to the next step.
Repair completion verification	VERIFY DTC TROUBLESHOOTING COMPLETED Clear the DTC using the M-MDS. (See CLEARING DTC .) Perform the following procedure to ensure that the DTC has been resolved: Drive the vehicle for 10 s or more under the following conditions: Battery voltage: 8 V or more Vehicle speed: 45 km/h {28 mph} or more Perform the DTC inspection using the M-MDS. (See DTC INSPECTION .) Are any DTCs present?	Yes	Repair the malfunctioning location according to the applicable DTC troubleshooting. (See ON-BOARD DIAGNOSTIC SYSTEM DTC TABLE (TCM) (US) .)
Repair completion verification		No	DTC troubleshooting completed.