Kia Carens. Instruction — part 154

8

Is continuity of transaxle range switch OK?

Yes

Go to next step.

No

Adjust and/or replace transaxle range switch.

9

Are resistance and output voltage of shift
solenoids (A, B, C) at TCM terminals OK?
Vb : Battery Voltage

Solenoid valve resistance : 14~18Ω

• H-01/30 terminal : Shift solenoid A
• H-01/33 terminal : Shift solenoid B
• H-01/32 terminal : Shift solenoid C

Yes

Go to next step.

No

If resistance is not OK, check for
malfunctioning parts and wiring.

• Shift solenoid A
• Shift solenoid B
• Shift solenoid C

If resistance is OK but voltage is not, replace
TCM.

10

Is engine stall speed OK?
Stall speed : 2200~2500 rpm

Yes

Check ECM parts & Engine and/or replace
TCM.

No

Overhaul transaxle and repair or replace parts
as necessary.

18

No lock-up

Description No lock-up when vehicle speed reaches lock-up range

(TROUBLESHOOTING HINTS)

1. Throttle position (TP) sensor malfunction or not adjusted correctly.
2. Input/turbine speed sensor malfunction
3. Selector lever installation or adjustment incorrect
4. Line pressure low
5. Transaxle range switch worn or maladjusted
6. Torque converter clutch solenoid malfunction
7. TCM malfunction
8. Control vlave stuck

Step

Inspection

Action

1

Check that no diagnostic trouble codes exist by
retrieving DTC's with a scan tool

Yes

Go to next step.

No

Diagnostic trouble code(s) displayed on scan
tool.

• Check for cause of diagnostic trouble

code(s)

If problem remains, go to next step.

2

Are resistance of torque converter clutch
solenoid and output voltage of TCM terminal
OK?
Vb : Battery voltage

Yes

Replace control valve body assembly.

No

If resistance is not OK, check for
malfunctioning parts and wiring.

• Torque converter clutch solenoid

If resistance is OK but voltage is not, check

Solenoid valve resistance : 14~18Ω

wiring and or replace TCM.

3

Are resistance and output voltage of shift
solenoids (A, B, C) at TCM terminals OK?
Vb : Battery Voltage

• H-01/38 terminal : Throttle position (TP)

sensor

• H-01/44 terminal : Input/turbine speed

sensor ground

• H-01/16 terminal : Input/turbine speed

sensor signal

• H-01/42 terminal : Vehicle speed sensor
• H-01/18, H-01/36, H-01/37 terminal :

Transaxle range switch

Yes

Go to next step.

No

If resistance is not OK, check for
malfunctioning parts and wiring.

• Throttle position sensor
• Input/turbine speed sensor
• Vehicle speed sensor
• Transaxle range switch

If resistance is OK but voltage is not, replace
TCM.

4

Is selector lever operation OK?

Yes

Go to next step.

No

Adjust selector lever.

5

Operate selector lever ; are selector lever and

Yes

Go to next step.

range indicator positions aligned?

No

Adjust transaxle range switch.

6

Operate selector lever ; does transaxle operate
normally and are selector lever and transaxle
position aligned?

Yes

Go to next step.

No

Overhaul transaxle and repair or replace parts
as necessary.

7

Is line pressure OK?

Yes

Go to next step.

No

Check linear solenoid valve.
If line pressure is not within specifications after
linear solenoid valve inspecton, replace control
valve body assembly.

19

No kickdown

Description Does not downshift when accelerator pedal depressed more than 7/8 while within kickdown range

(TROUBLESHOOTING HINTS)

1. Throttle position sensor malfunction or not adjusted correctly
2. Line pressure low
3. TCM malfunction
4. Control valve stuck

Step

Inspection

Action

1

Check that no diagnostic trouble codes exist by
retrieving DTC's with a scan tool

Yes

Go to next step.

No

Diagnostic trouble code(s) displayed on scan
tool.

• Check for cause of diagnostic trouble

code(s)

If problem remains, go to next step.

2

Is input voltage of engine coolant temperature
sensor signal at TCM terminals OK?
Vb : Battery Voltage

Yes

Go to next step.

No

Check throttle position (TP) sensor and wiring.

3

Is accelerator cable installed correctly and
does it operate smoothly?

Yes

Go to next step.

No

Adjust or replace accelerator cable.

4

Replace with known good TCM.
Is problem corrected?

Yes

Replace TCM.

No

Replace control valve body assembly.
If problem remains, overhaul transaxle and
repair or replace parts as necessary.

5

Is line pressure OK?

Yes

Go to next step.

No

Check linear solenoid valve.
If line pressure is not within specifications after
linear solenoid valve inspection, replace
control valve body assembly.

20

Engine speed flares up on acceleration

Description Engine speed flares up on acceleration

(TROUBLESHOOTING HINTS)

1. ATF level low
2. Line pressure low
3. Control valve stuck
4. Powertrain slippage (forward clutch, 2-4 brake band, one-way clutch No. 1 or No. 2, 3-4 clutch)
5. Torque convertoer worn

Step

Inspection

Action

1

Are ATF level and condition OK?
Do transaxle seals, sealant, and gaskets
prevent leakage?

Clear pink : Normal condition
Dark or black (with friction material) : Worn

powertrain components

Milky pink : Water contamination
Light to dark brown (oxidation) : Overheated

or oid fluid

Yes

Go to next step.

No

If ATF level is not OK, add fluid as necessary
If ATF condition is not OK, repair as follows :

•

condition - Overhaul transaxle and

repair or replace parts as necessary ; then
go to next step

•

or conditions - Replace ATF ; then go

to next step

If there is leakage, repair or replace parts as
necessary and/or replace transaxle ; then go
to next step.

2

Are resistance of torque converter clutch
solenoid vlave and output voltage of TCM
terminal H-01/4 OK?
Vb : Battery Voltage

Solenoid valve resistance : 14~18Ω

Yes

Go to next step.

No

If resistance is not OK, check for
malfunctioning parts and wiring.

• Torque converter clutch solenoid

If resistance is OK but voltage is not, check
wiring and/or replace TCM.

3

Is line pressure OK?

Yes

Go to next step.

No

Check linear solenoid valve.
If line pressure is not within specifications after
linear solenoid valve inspection, replace
control valve body assembly.

4

Is engine stall speed OK?
Stall speed : 2200~2500 rpm

Yes

Check EMS parts & Engine and/or replace
TCM.

No

Overhaul transaxle and repair or replace parts
as necessary.

21

Engine speed flares up when upshifting and/or downshifting