Component Inspection

Inspection Condition	Inspection Procedure	Reference
Ignition "OFF"	Check the brake fluid level. Check for brake fluid leakage between the brake reservoir tank and the PSU motor. Check for brake fluid leakage between the IBAU and the PSU motor.	-

Good	Perform "Fluid Circulation Mode" Fig 2, Fig 3and re-do this troubleshooting guide steps. If no problems were found with the circuits or connectors, replace (PSU) PRESSURE SOURCE UNIT and then go to "Fluid Circulation Mode" procedure. * In case of replacing IBAU, perform "Vehicle S/W Management" procedure as COMPONENT INSPECTION of C1101-01
No Good	Repair or replace as necessary and then go to "VERIFICATION OF REPAIR " procedure.

CAUTION: In case of replacing PSU motor, perform following procedures

Inspection Condition	Inspection Procedure	Reference
Fluid Circulation Mode. Ignition "ON", Engine "ON" or READY mode.	Connect KDS/GDS to Data Link Connector (DLC). Perform "Fluid Circulation Mode" in "Vehicle S/W management" with KDS/GDS.	Fig 1 to Fig 4

Fig 1: Screen Display - Vehicle S/W Management

Courtesy of KIA MOTORS AMERICA, INC.

Fig 2: Screen Display - Fluid Circulation Mode Description

Courtesy of KIA MOTORS AMERICA, INC.

Fig 3: Screen Display - Fluid Circulation Mode Condition

Courtesy of KIA MOTORS AMERICA, INC.

Fig 4: Screen Display - Performing For Fluid Circulation Mode

Courtesy of KIA MOTORS AMERICA, INC.