Kia Sedona (2008 year). Instruction — part 171
Fig. 122: Measuring Waveform Between Terminal 11 Of IMS And Chassis Ground
Courtesy of KIA MOTORS AMERICA, INC.
Fig. 123: Identifying Waveform
Courtesy of KIA MOTORS AMERICA, INC.
4. Is the measured voltage within specifications in Fig. 123?
YES
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.
NO
Substitute with a known-good power seat slide sensor and check for proper operation. If the
problem is corrected, replace power seat slide sensor and then go to "VERIFICATION OF
VEHICLE REPAIR" procedure.
VERIFICATION OF VEHICLE REPAIR
2008 Kia Sedona EX
2008 ACCESSORIES & BODY, CAB BCM (Body Control Module) - Sedona
Microsoft
Monday, May 24, 2010 4:19:18 PM
Page 153
© 2006 Mitchell Repair Information Company, LLC.
After a repair, it is essential to verify that the fault has been corrected.
1. Connect scan tool and select "Diagnostic Trouble Codes (DTCs)" mode and then clear DTC.
2. Operate the vehicle and monitor the DTC on the scan tool.
3. Are any DTCs present?
YES
Go to the applicable troubleshooting procedure.
NO
System is performing to specification at this time.
DTC B1955 RECLINE MOTOR OR SENSOR ERROR
COMPONENT LOCATION
Refer to DTC B1954.
GENERAL DESCRIPTION
Refer to DTC B1954.
DTC DESCRIPTION
The ECM sets DTC B1955 if there's any fault in power seat recline sensor signal.
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.
Item
Detecting Condition
Possible Cause
DTC Strategy
Check no. of pulse
Open or short in signal harness
Open or short in power harness
Faulty recline motor
Faulty recline sensor
Enable Conditions
IGN `ON' & Engine `OFF' &
recline s/w `ON'
Threshold value
6 pulses in 2 sec
Detecting time
2 sec
FAIL SAFE
-
2008 Kia Sedona EX
2008 ACCESSORIES & BODY, CAB BCM (Body Control Module) - Sedona
Microsoft
Monday, May 24, 2010 4:19:18 PM
Page 154
© 2006 Mitchell Repair Information Company, LLC.
4. Is the DTC B1955 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
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 B1954.
SIGNAL CIRCUIT INSPECTION
1. Check for open in harness
1. Ignition "OFF".
2. Measure resistance between terminal "29" of IMS and terminal "3" of power seat recline sensor.
Specification :Approx. 0 ohms
Fig. 124: Measuring Resistance Between Terminal 29 Of IMS And Terminal 3 Of Power Seat
Recline Sensor
Courtesy of KIA MOTORS AMERICA, INC.
3. Is the measured resistance within specifications?
YES
2008 Kia Sedona EX
2008 ACCESSORIES & BODY, CAB BCM (Body Control Module) - Sedona
Microsoft
Monday, May 24, 2010 4:19:18 PM
Page 155
© 2006 Mitchell Repair Information Company, LLC.
Go to step 2.
NO
Check for open in signal harness. Repair as necessary and go to "VERIFICATION OF
VEHICLE REPAIR" procedure.
2. Check for short in harness
1. Ignition "OFF".
2. Disconnect power seat recline motor.
3. Measure resistance between terminal "29" of IMS and chassis ground.
Specification :Approx. infinity ohms
Fig. 125: Measuring Resistance Between Terminal 29 Of IMS And Chassis Ground
Courtesy of KIA MOTORS AMERICA, INC.
4. Is the measured resistance within specifications?
YES
Go to "POWER CIRCUIT INSPECTION" procedure.
NO
Check for short in signal harness. Repair as necessary and go to "VERIFICATION OF
VEHICLE REPAIR" procedure.
POWER SUPPLY CIRCUIT INSPECTION
MOTOR POWER CIRCUIT INSPECTION
1. Check for open in harness
1. Ignition "OFF"
2. Disconnect power seat recline motor.
2008 Kia Sedona EX
2008 ACCESSORIES & BODY, CAB BCM (Body Control Module) - Sedona
Microsoft
Monday, May 24, 2010 4:19:18 PM
Page 156
© 2006 Mitchell Repair Information Company, LLC.
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