Kia Sedona (2008 year). Instruction — part 107

Fig. 72: Torque Converter Clutch Diagram - Electrical
Courtesy of KIA MOTORS AMERICA, INC.

SIGNAL WAVEFORM

2008 Kia Sedona EX

2008 TRANSMISSION Automatic Transaxle System - Sedona

Microsoft

Monday, May 24, 2010 3:47:53 PM

Page 87

© 2006 Mitchell Repair Information Company, LLC.

Fig. 73: Signal Waveform Graph
Courtesy of KIA MOTORS AMERICA, INC.

MONITOR SCAN TOOL DATA

1. Connect scan tool to data link connector (DLC)

2. Engine "ON".

3. Monitor the "TCC SOL. VALVE" parameter on the scan tool

4. Select "D RANGE" and Operate "TCC SOLENOID DUTY" more than 80%.

Fig. 74: Scan Tool Display - DCCSV Duty
Courtesy of KIA MOTORS AMERICA, INC.

5. Does "TCC SOLENOID DUTY" follow the reference data?

YES



Fault is intermittent caused by poor contact in the sensor's and/or TCM (PCM)'s connector or was
repaired and TCM (PCM) memory was not cleared. Thoroughly check connectors for looseness,
poor connection, bending, corrosion, contamination, deterioration or damage. Repair or replace as

2008 Kia Sedona EX

2008 TRANSMISSION Automatic Transaxle System - Sedona

Microsoft

Monday, May 24, 2010 3:47:53 PM

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© 2006 Mitchell Repair Information Company, LLC.

necessary and go to "VERIFICATION OF VEHICLE REPAIR" procedure.

NO



Go to "TERMINAL & CONNECTOR INSPECTION" procedure.

TERMINAL & CONNECTOR INSPECTION

1. Many malfunctions in the electrical system are caused by poor harness and terminal condition. Faults can

also be caused by interference from other electrical systems, and mechanical or chemical damage.

2. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination,

deterioration, or damage.

3. Has a problem been found?

YES



Repair as necessary and then go to "VERIFICATION OF VEHICLE REPAIR" procedure.

NO



Go to "POWER SUPPLY CIRCUIT INSPECTION" procedure.

POWER SUPPLY CIRCUIT INSPECTION

1. Disconnect "A/T SOLENOID VALVE" connector.

2. Measure voltage between terminal "6" of the sensor harness connector and chassis ground.

3. Turn ignition switch OFF --> ON

Specification: 12V is measured only for approx. 0.5 sec

Fig. 75: Measuring Voltage Between Terminal Sensor Harness Connector And Chassis Ground
Courtesy of KIA MOTORS AMERICA, INC.

4. Is voltage within specifications?

YES

2008 Kia Sedona EX

2008 TRANSMISSION Automatic Transaxle System - Sedona

Microsoft

Monday, May 24, 2010 3:47:53 PM

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© 2006 Mitchell Repair Information Company, LLC.



Go to "SIGNAL CIRCUIT INSPECTION" procedure.

NO



Check that A/T-20A fuse in engine room junction is installed or not blown.



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

SIGNAL CIRCUIT INSPECTION

1. Check signal circuit open inspection.

1. Ignition "OFF".

2. Disconnect "A/T SOLENOID VALVE" connector and "PCM/TCM" connector.

3. Measure resistance between terminal "9" of the ATM SOLENOID VALVE harness connector and

terminal "43" of the TCM harness connector.

Specification: approx. 0 ohms

Fig. 76: Measuring Resistance Between Terminal ATM Solenoid Valve And TCM Harness
Connector
Courtesy of KIA MOTORS AMERICA, INC.

4. Is resistance within specifications?

YES



Go to step 2.

2008 Kia Sedona EX

2008 TRANSMISSION Automatic Transaxle System - Sedona

Microsoft

Monday, May 24, 2010 3:47:53 PM

Page 90

© 2006 Mitchell Repair Information Company, LLC.