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DTC C101C-00: Electric Vacuum Pump - Open Circuit In Drive Circuit [EVP Control Unit]: Notes

DTC C101C-00: (EVP CONTROL UNIT) DETECTION CONDITION AND POSSIBLE CAUSE

DTC C101C:00 Electric vacuum pump: open circuit in drive circuit
DETECTION CONDITION
  • An open circuit in the motor drive circuit of the electric vacuum pump occurs for a continuous 0.2 s when the electric vacuum pump is stopped.
FAIL-SAFE FUNCTION
POSSIBLE CAUSE
  • Malfunctions (open circuit, connection malfunction) in the following wiring harnesses and connectors
    • Open circuit in wiring harness between electric vacuum pump terminal B and EVP control unit terminal C
    • Open circuit in wiring harness between electric vacuum pump terminal A and EVP control unit terminal E
  • Electric vacuum pump malfunction
  • EVP control unit malfunction
G14588891Courtesy of MAZDA MOTORS CORP.