C1553

DTC C1553 WHEN RESETTING VOLTAGE, VEHICLE IS BEING DRIVEN

CIRCUIT DESCRIPTION

DTC Detection Condition:

Fail safe function:
If there is resetting of the voltage of the vane pump assembly with motor, the vane pump assembly with motor prohibits the EHPS system from operating.

Step 1:

INSPECTION PROCEDURE

HINT:
- A In case the ECU detects that the ignition switch turns ON - OFF - ON while driving and starting the system, DTC C1553/53 is output.
- A Stop the vehicle and start the system by turning the ignition switch OFF - ON. Then DTC 1553/53 will not be output.