DTC P0CEA-00: Electric Water Pump System: Malfunction

P0CEA: 00 (PCM (H3T)) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location	Electric water pump system: Malfunction
Detection condition	When any of the following conditions is met. When the PCM receives the electric water pump internal error signal from the electric water pump. A communication error occurs on the LIN communication line between the electric water pump and the PCM.
Fail-safe	Not applicable
Possible cause	Failure of LIN communication line (including connector/terminal) between electric water pump and PCM (See CIRCUIT INSPECTION .) (See CONNECTOR INSPECTION .) Malfunction of electric water pump (Refer to [ ELECTRIC WATER PUMP INSPECTION [H3T] in service information).
Repeatability verification procedure	1. Clear the DTC recorded in the memory. (See CLEARING DTC .)
Courtesy of MAZDA MOTORS CORP.
1	Electric water pump
2	PCM