Kia Sedona (2008 year). Instruction — part 151

1. Check for short in harness

1. Ignition "ON" and Engine "OFF" & wiper "OFF".

2. Measure voltage value between terminal "BCM-IM-28,53" of IPM and chassis ground.

Specification: infinity ohms

Fig. 63: Measuring Voltage Value Between Terminal BCM-IM-28,53 Of IPM And Chassis
Ground
Courtesy of KIA MOTORS AMERICA, INC.

3. Is the measured resistance within specifications?

YES

Go to "COMPONENT INSPECTION" procedure.

NO

Check for short in signal harness. Repair as necessary and go to "VERIFICATION OF
VEHICLE REPAIR" procedure.

COMPONENT INSPECTION

1. Check Multifunction switch

1. Connect scan tool to Data Link Connector (DLC).

2. Ignition "ON" & engine "OFF".

3. Check combination of wiper signal while operating rear wiper switch.

SPECIFICATION

SPECIFICATION

Current DATA

OFF

INT

LOW

R/W LOW

OFF

OFF

ON

2008 Kia Sedona EX

2008 ACCESSORIES & BODY, CAB BCM (Body Control Module) - Sedona

Microsoft

Monday, May 24, 2010 4:19:17 PM

Page 73

© 2006 Mitchell Repair Information Company, LLC.

Fig. 64: Identifying Scan Tool Display - Current Data Of Rear Wiper
Courtesy of KIA MOTORS AMERICA, INC.

4. Is the measured current data within specifications?

YES

Go to step 2.

NO

Substitute with a known-good multifunction switch and check for proper operation. If the problem
is corrected, replace multifunction switch and then go to "VERIFICATION OF VEHICLE
REPAIR" procedure.

2. Check IPM

1. Connect scan tool to Data Link Connector (DLC).

2. Ignition "ON" & engine "OFF".

3. Substitute with a known-good IPM and Check if the DTC is erased.

4. Is the DTC erased?

YES

Substitute with a known-good IPM and check for proper operation.

If the problem is corrected, replace IPM and then go to "VERIFICATION OF VEHICLE
REPAIR" procedure.

NO

R/W INT

OFF

ON

OFF

2008 Kia Sedona EX

2008 ACCESSORIES & BODY, CAB BCM (Body Control Module) - Sedona

Microsoft

Monday, May 24, 2010 4:19:17 PM

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© 2006 Mitchell Repair Information Company, LLC.

Check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration,
or damage. Repair or replace as necessary and then go to "VERIFICATION OF VEHICLE
REPAIR" procedure.

VERIFICATION OF VEHICLE REPAIR

Refer to DTC B1102.

DTC B1590 LIGHT MF SWITCH ERROR

COMPONENT LOCATION

Refer to DTC B1588.

GENERAL DESCRIPTION

Refer to DTC B1588.

DTC DESCRIPTION

The ECM sets DTC B1590 if received light signal of multifunction switch is invalid.

DTC DETECTING CONDITION

DTC DETECTING CONDITION

MONITOR DTC STATUS

1. Connect scan tool to Data Link Connector (DLC).

2. Ignition "ON" & engine "OFF".

3. Select "Diagnostic Trouble Codes (DTCs)" mode and monitor "DTC Status" parameter.

4. Is the DTC B1590 present?

YES

Go to TERMINAL AND CONNECTOR INSPECTION procedure.

NO

Fault is intermittent caused by poor contact in the sensor's and/or ECM's connector or was repaired and

Item

Detecting Condition

Possible Cause

DTC Strategy



Check combination of signal



Faulty Multifunction switch



Faulty IPM

Enable Conditions



IGN: ON, ENG: OFF

Threshold value



Refer Signal Waveform & Data

Detecting time

-

2008 Kia Sedona EX

2008 ACCESSORIES & BODY, CAB BCM (Body Control Module) - Sedona

Microsoft

Monday, May 24, 2010 4:19:17 PM

Page 75

© 2006 Mitchell Repair Information Company, LLC.

ECM memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending,
corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to
"VERIFICATION OF VEHICLE REPAIR" procedure.

TERMINAL AND CONNECTOR INSPECTION

Refer to DTC B1102.

COMPONENT INSPECTION

1. Check Multifunction switch

1. Connect scan tool to Data Link Connector (DLC).

2. Ignition "ON" & engine "OFF".

3. Check combination of wiper signal while operating rear wiper switch.

Specification:

headlamp low --> low beam `ON' & High beam `OFF'

headlamp high --> low beam `OFF' & High beam `ON'

Fig. 65: Identifying Scan Tool Display - Current Data Of Headlamp
Courtesy of KIA MOTORS AMERICA, INC.

4. Is the measured current data within specifications?

YES

Go to step 2.

NO

Substitute with a known-good multifunction switch and check for proper operation. If the problem

2008 Kia Sedona EX

2008 ACCESSORIES & BODY, CAB BCM (Body Control Module) - Sedona

Microsoft

Monday, May 24, 2010 4:19:17 PM

Page 76

© 2006 Mitchell Repair Information Company, LLC.