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Home >> Mazda >> 2023 >> MX-5 Miata Club >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> On-Board Diagnostic - Start Stop Unit >> DTC P0615-13: Starter Relay Circuit Malfunction [Start Stop Unit] >> Notes

DTC P0615-13: Starter Relay Circuit Malfunction [Start Stop Unit]: Notes

DTC P0615:13 (START STOP UNIT) DETECTION CONDITION AND POSSIBLE CAUSE

Description Starter relay circuit malfunction
Detection condition
  • Start stop unit detects an open circuit in the starter relay circuit for 0.075 s or more with the ignition switched off.
Fail-safe Not applicable
Possible cause
NOTE:
  • If the start stop unit connector is disconnected with the negative battery terminal connected, this DTC is output.
  • Starter relay malfunction
  • Start stop unit connector or terminal malfunction
  • Open circuit in wiring harness between the following terminals:
    • Starter relay terminal E-Start stop unit terminal 1D
    • Starter relay terminal A-Start stop unit terminal 2V
  • Start stop unit malfunction
G15747519Courtesy of MAZDA MOTORS CORP.