Kia Sedona (2008 year). Manual - part 3

Fig. 7: ABS Circuit Diagram (1 Of 2) 
Courtesy of KIA MOTORS AMERICA, INC.

 

2008 Kia Sedona 

2008 BRAKES ABS (Anti-Lock Brake System) - Sedona

  

Microsoft 

 

Saturday, May 22, 2010 6:52:41 PM

Page 9 

© 2006 Mitchell Repair Information Company, LLC. 

Fig. 8: ABS Circuit Diagram (2 Of 2) 
Courtesy of KIA MOTORS AMERICA, INC. 

ECU CONNECTOR 

INPUT/OUTPUT (ABS) 

 

2008 Kia Sedona 

2008 BRAKES ABS (Anti-Lock Brake System) - Sedona

  

Microsoft 

 

Saturday, May 22, 2010 6:52:41 PM

Page 10 

© 2006 Mitchell Repair Information Company, LLC. 

Fig. 9: Identifying ECU Connector Terminals 
Courtesy of KIA MOTORS AMERICA, INC. 

ECU CONNECTOR TERMINALS REFERENCE CHART 

ABS HECU CONNECTOR 

Wire No.

Designation

Current

max. permissible 

wire resistance 

R_L (mohms)

min. leakage 

resistance R_P 

(kohms)

max

min

1

Ground for 
recirculation pump

20-39 A

10 A

10

 

4

Ground for 
solenoid valves 
and ECU

5-15 A

2.5 A

10

 

2

Voltage supply for 
pump motor

20-39 A

10 A

10

200

3

Voltage supply for 
solenoid valves

5-15 A

2 A

10

200

18

Voltage for hybrid 
ECU

1 A

500 mA

60

200

5,10,17,19

signal wheel speed 
sensor FL, FR, RL, 
RR

6 mA

16 mA

250

200 to ground 

1.5M to bat

16,9,6,8

Voltage supply for 
the active wheel 
speed sensor FL, 
FR, RL, RR

6 mA

16 mA

250

200 to ground 

1.5M to bat

14,24

wheel speed sensor 
output (FR, RL)

20 mA

10 mA

250

200

11

Diagnostic wire K

6 mA

3 mA

250

200

22

ABS-warning lamp 
actuation

30 mA

5 mA

250

200

12

EBD-warning 
lamp actuation

30 mA

5 mA

250

200

20

brake light switch

10 mA

5 mA

250

200

15

CAN Low

30 mA

20 mA

250

200

26

CAN High

30 mA

20 mA

250

200

 

2008 Kia Sedona 

2008 BRAKES ABS (Anti-Lock Brake System) - Sedona

  

Microsoft 

 

Saturday, May 22, 2010 6:52:41 PM

Page 11 

© 2006 Mitchell Repair Information Company, LLC. 

ABS HECU CONNECTOR REFERENCE CHART

SENSOR OUTPUT ON SCAN TOOL (ABS) 

SENSOR REFERENCE CHART 

Connector terminal

Specification

Condition

Number

Description

1

Ground for recirculation 

pump

Current range: Min.10A 

Max.20-39A

Always

4

Ground for solenoid 

valves and ECU

Current range: Min. 2.5A 

Max. 5-15A

Always

2

Voltage supply for pump 

motor

Battery voltage

Always

3

Voltage supply for 

solenoid valves

16

Voltage supply for the 

active wheel speed sensor 

FL, FR, RL, RR

Battery voltage

IG ON

9
6
8
5

signal wheel speed sensor 

FL, FR, RL, RR

Voltage (High): 0.89-1.26 

V 

Voltage (Low): 0.44-0.63 

V

On driving

10
17
19

11

Diagnostic wire K

Voltage (High) > or = 0.8 

* IG ON 

Voltage (Low) < or = 0.2 

* IG ON

On Scan Tool 

communication

18

Voltage for hybrid ECU

Battery voltage

KEY ON/OFF

20

Brake light switch

Voltage (High) > or = 0.8 

* IG ON 

Voltage (Low) < or = 0.3 

* IG ON

BRAKE ON/OFF

 

Description

Abbreviation

Unit

1

Vehicle speed sensor

VEH. SPD

Km/h

2

Battery voltage

BATT. VOL

V

3

FL Wheel speed sensor

FL WHEEL

Km/h

4

FR Wheel speed sensor

FR WHEEL

Km/h

5

RL Wheel speed sensor

RL WHEEL

Km/h

6

RR Wheel speed sensor

RR WHEEL

Km/h

7

ABS Warning lamp

ABS LAMP

-

8

EBD Warning lamp

EBD LAMP

-

9

Brake Lamp

B/LAMP

-

10

Pump relay state

PUMP RLY

-

 

2008 Kia Sedona 

2008 BRAKES ABS (Anti-Lock Brake System) - Sedona

  

Microsoft 

 

Saturday, May 22, 2010 6:52:41 PM

Page 12 

© 2006 Mitchell Repair Information Company, LLC.