Kia Sedona (2008 year). Instruction — part 158
REPAIR" procedure.
NO
Go to step 2.
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
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 B1612 LOST COMMUNICATION WITH RAM, BUS FAILURE
COMPONENT LOCATION
2008 Kia Sedona EX
2008 ACCESSORIES & BODY, CAB BCM (Body Control Module) - Sedona
Microsoft
Monday, May 24, 2010 4:19:17 PM
Page 101
© 2006 Mitchell Repair Information Company, LLC.
Fig. 81: Locating IPM & RAM
Courtesy of KIA MOTORS AMERICA, INC.
GENERAL DESCRIPTION
Refer to DTC B1602.
DTC DESCRIPTION
The ECM sets DTC B1612 if RAM haven't transmitted DATA for 10sec in normal CAN communicating.
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 (DTC s)" mode and monitor "DTC Status" parameter.
4. Is the DTC B1612 present?
YES
Go to TERMINAL AND CONNECTOR INSPECTION procedure.
Item
Detecting Condition
Possible Cause
DTC Strategy
-
Faulty IPM
Open/short in RAM power
harness
Faulty RAM
Poor connection of
connected part
Enable Conditions
-
Threshold value
-
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 102
© 2006 Mitchell Repair Information Company, LLC.
NO
Fault is intermittent caused by poor contact in the sensor's and/or ECM's connector or was repaired and
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.
SIGNAL CIRCUIT INSPECTION
Refer to DTC B1605.
POWER SUPPLY CIRCUIT INSPECTION
1. Check for open or short in power harness
1. Ignition "OFF".
2. Connect FAM
3. Measure voltage value between terminal "BEC-RF-8, 40" of FAM and chassis ground.
Specification: 9-16V
Fig. 82: Measuring Voltage Value Between Terminal BEC-RF-8, 40 Of FAM And Chassis
Ground
Courtesy of KIA MOTORS AMERICA, INC.
4. Is the measured voltage within specifications?
YES
Go to "COMPONENT INSPECTION" procedure.
2008 Kia Sedona EX
2008 ACCESSORIES & BODY, CAB BCM (Body Control Module) - Sedona
Microsoft
Monday, May 24, 2010 4:19:17 PM
Page 103
© 2006 Mitchell Repair Information Company, LLC.
NO
Check for open or short in power harness. Repair as necessary and go to "VERIFICATION OF
VEHICLE REPAIR" procedure.
COMPONENT INSPECTION
1. Check RAM
1. Connect scan tool to Data Link Connector (DLC).
2. Ignition "ON" & engine "OFF".
3. Substitute with a known-good RAM and Check if the DTC is erased.
4. Is the DTC erased?
YES
Substitute with a known-good RAM and check for proper operation.
If the problem is corrected, replace IMS and then go to "VERIFICATION OF VEHICLE
REPAIR" procedure.
NO
Go to step 2.
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
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.
2008 Kia Sedona EX
2008 ACCESSORIES & BODY, CAB BCM (Body Control Module) - Sedona
Microsoft
Monday, May 24, 2010 4:19:17 PM
Page 104
© 2006 Mitchell Repair Information Company, LLC.
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