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Home >> Mazda >> 2022 >> MX-5 Miata RF Club >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> On-Board Diagnostics - Electric Vacuum Pump (EVP) >> DTC C101C-71: Electric Vacuum Pump - Stuck [EVP Control Unit] >> Notes

DTC C101C-71: Electric Vacuum Pump - Stuck [EVP Control Unit]: Notes

DTC C101C-71: (EVP CONTROL UNIT) DETECTION CONDITION AND POSSIBLE CAUSE

DTC C101C:71 Electric vacuum pump: stuck
DETECTION CONDITION
  • Electric vacuum pump drive circuit electrical current is high for a continuous 3 s when the electric vacuum pump is operated.
FAIL-SAFE FUNCTION
POSSIBLE CAUSE
  • EVP control unit power supply circuit malfunction
  • EVP control unit malfunction
SYSTEM WIRING DIAGRAM -