DTC P064A-00: Fuel Pump Control Module System: Correlation Error
P064A-00: (PCM - SKYACTIV-G 2.5T) DETECTION CONDITION AND POSSIBLE CAUSE
| System malfunction location |
Fuel pump control module system: Correlation error |
| Detection condition |
- The difference between the rotation speed commanded by the fuel pump control module and the fuel pump unit motor speed exceeds the specification.
- When the fuel pump unit motor starts, the fuel pump control module cannot detect the induced voltage for the specified time.
|
| Fail-safe |
|
| Possible cause |
- Malfunction in wiring harness (including connector/terminal) between fuel pump unit and fuel pump control module (See
CIRCUIT INSPECTION
.) (See
CONNECTOR INSPECTION
.)
- Fuel pump unit malfunction (Refer to FUEL PUMP UNIT INSPECTION [SKYACTIV-G 2.5T]
in service information.)
- Fuel pump control module malfunction (Refer to FUEL PUMP CONTROL MODULE INSPECTION [SKYACTIV-G 2.5T]
in service information.)
- PCM malfunction (Refer to PCM REMOVAL/INSTALLATION
in service information.)
|
| Repeatability verification procedure |
- Clear the DTC recorded in the memory. (See
CLEARING DTC
.)
- Perform the KOEO or KOER self test. (See
DTC INSPECTION
.)
|
 Courtesy of MAZDA MOTORS CORP.
|
| 1 |
Fuel pump control module |
| 2 |
Fuel pump unit |