SsangYong Rexton. Service manual - part 543

AUTOMATIC TRANSMISSION  5A-43

SSANGYONG  Y200

FAULTY SHIFT PATTERN

Condition

2-3 shift only (no 4th or 1st)

Possible Causes

•

S1 always OFF.

•

S1 always ON.

•

S2 always OFF.

•

S2 always ON.

•

B1 failed.

•

Loose band adjustment.

•

Front servo piston or seal failed.

•

S1/S2 ball misplaced,

•

Smaller ‘O’ ring on front servo
piston failed or missing.

•

2-3 shift valve jammed.

•

C1 clutch failed or slipping in 3rd
and 4th. (Gives 1st in 3rd and
2nd in 4th.)

•

Over-run Clutch (OC) /low ball
misplaced.

•

Rear band slipping when hot.

•

Reverse/Low-1st ball misplaced.

•

Rear servo inner ‘O’ ring
missing.

•

1-2 shift valve jammed.

•

2-3 shift valve jammed.

•

Inhibitor switch fault, 1-2-3 only.

•

3-4 shift valve jammed.

Action

•

Inspect S1. Repair or replace as
necessary.

•

Check for 12 Volts applied to S1
at all times or for wiring fault.

•

Inspect S1. Repair or replace as
necessary.

•

Check for 12 Volts applied to S1
at all times or for wiring fault.

•

Inspect S2. Repair or replace as
necessary.

•

Check for open circuit or wiring
fault.

•

Inspect S2. Repair or replace as
necessary.

•

Check for open circuit or wiring
fault.

•

Inspect and repair as necessary.

•

Inspect and adjust as necessary.

•

Inspect and repair as necessary.

•

Inspect and replace or refit as
necessary

•

Inspect ‘O’ ring. Refit or replace
as necessary.

•

Inspect the 2-3 shift valve.
Repair or replace as necessary.

•

Inspect C1 clutch. Repair or
replace as necessary.

•

Inspect ball. Refit or replace as
necessary.

•

Inspect rear band adjustment.
Adjust as necessary.

•

Inspect ball. Refit or replace as
necessary.

•

Inspect ‘O’ ring. Refit or replace
as necessary.

•

Inspect the 1-2 shift valve.
Repair or replace as necessary.

•

Inspect the 2-3 shift valve.
Repair or replace as necessary.

•

Inspect inhibitor switch. Repair
or replace as necessary.

•

Inspect the 3-4 shift valve.
Repair or replace as necessary.

1-4 shift only1-3-4
(Delayed 1-2 shift)

4-3 shift only

1-2-Neutral (1st over run)

1-3 shift only

1-3-4 only

1-2-1 only

No manual 4-3, 3-2 or 2-1

No manual 1st

1st gear only or 2nd,3rd, and 4th
only

1st and 2nd only or 1st, 3rd and
4th only

1st, 2nd and 4th only or 1st, 2nd,
and 3rd (tied up in 3rd)

5A-44  AUTOMATIC TRANSMISSION

SSANGYONG  Y200

Condition

Harsh 2-3 shift

Possible Causes

•

Jammed band 1 release valve.

•

Faulty S3 or S2 solenoid.

•

Faulty clutch apply regulator
valve.

•

Missing or damaged clutch
apply feed ball.

•

Damaged input shaft sealing
rings.

•

Damaged C1 piston ‘O’ rings.

•

Damaged or dislodged C1
piston bleedball.

•

Faulty S1 or S4 solenoid.

•

Jammed band 1 release valve.

•

Incorrect front band adjustment.

•

Damaged front servo piston ‘O’
rings.

•

Faulty or damaged variable
pressure solenoid (S5).

•

Faulty band apply regulator
valve.

Action

•

Inspect the release valve.

Repair or replace as necessary.

•

Inspect S3 or S2. Repair or

replace as necessary.

•

Inspect the regulator valve.

Repair or replace as necessary.

•

Inspect the ball. Refit or replace

as necessary.

•

Inspect the sealing rings. Refit

or replace as necessary.

•

Inspect the ‘O’ rings. Refit or

replace as necessary.

•

Inspect the bleed ball. Refit or

replace as necessary.

•

Inspect S1 or S4. Repair or

replace as necessary.

•

Inspect the release valve.

Repair or replace as necessary.

•

Inspect the band. Adjust as

necessary.

•

Inspect the ‘O’ rings. Refit or

replace as necessary.

•

Inspect S5. Repair or replace as

necessary.

•

Inspect the regulator valve.

Repair or replace as necessary.

Harsh 3-4 shift

AUTOMATIC TRANSMISSION  5A-45

SSANGYONG  Y200

SHIFT QUALITY FAULTS

Condition

Possible Causes

•

Incorrect auto transmission fluid
(ATF).

•

S5 faulty won, or incorrectly
fitted.

•

Band apply and clutch apply
regulator springs misplaced.

•

Over-run Clutch (OC) /Low-1st
ball misplaced.

•

C4 clutch worn or burnt.

•

C4 wave plate not lined up with
the holes in the piston.

•

S5 worn.

•

Incorrect C4 pack clearance.

•

Damaged C4 clutch.

•

Cracked C2 piston (leaking into
C4).

•

Incorrect band adjustment

•

Front servo plastic plug missing

•

B1R spring broken.

•

B1R spring/plug left out.

•

C1/B1R ball misplaced.

•

C1 clutch damaged.

•

Restriction in C1 feed.

•

C1 piston check ball jammed.

•

Overdrive or input shaft sealing
rings damaged.

•

C1/B1R ball misplaced.

•

Overdrive or input shaft sealing
rings damaged.

•

C1 clutch damaged.

•

Rear band incorrectly adjusted
or damage

•

Low-1st check ball misplaced.

•

4-3 sequence valve in backwards.

•

Low-1st check ball misplaced.

Action

•

Drain and fill with specified ATF.

•

Check that S5 is fitted correctly,
or replace S5.

•

Inspect band apply and clutch
apply regulator springs. Refit or
replace as necessary

•

Inspect the ball. Refit or replace
as necessary.

•

Inspect C4 clutch. Replace or
repair as necessary.

•

Check the alignment. Realign as
necessary.

•

Inspect S5 and replace as
necessary.

•

Check the clearance and adjust
as necessary.

•

Inspect C4. Repair or replace as
necessary.

•

Inspect piston. Repair or
replace as necessary.

•

Inspect and adjust band as
necessary.

•

Replace the plug.

•

Replace the spring.

•

Replace the spring/plug.

•

Refit the ball.

•

Inspect the clutch. Repair the
clutch as necessary.

•

Inspect and clean C1 feed.

•

Replace the piston.

•

Inspect and replace the sealing
rings and/or shaft as necessary.

•

Inspect and replace the ball.

•

Inspect and replace the sealing
rings and/or shaft as necessary.

•

Inspect and repair the C1 clutch
as necessary.

•

Inspect and adjust or replace
rear band.

•

Inspect and re-fit the ball.

•

Refit the valve.

•

Replace the ball.

Manual 4-3-2-1 is soft delayed or
missing

Firm 1-2 Hot

4th Tied up

Tied up on 2-3

Flare on 2-3

Slips in 4th

Flare on 4-3, Flare on 3-2

Firm Manual low shift-high line
press.

Slips in reverse, no manual 1st

All Shifts Firm

5A-46  AUTOMATIC TRANSMISSION

SSANGYONG  Y200

Condition

Harsh 1-2 shift

Possible Causes

•

Faulty inhibitor switch.

•

Faulty throttle position sensor.

•

Incorrect front band adjustment.

•

Damaged front servo piston ‘O’
rings.

•

Faulty or damaged variable
pressure solenoid (S5).

•

Faulty S1 or S4 solenoid.

•

Faulty Band Apply Regulator
(BAR) valve.

•

Misassembled front servo return
spring.

•

Jammed Converter Clutch
Control Valve (CCCV).

•

Faulty solenoid 7.

Action

•

Check the resistance. Replace

the inhibitor switch as necessary.

•

Inspect and replace the sensor

as necessary.

•

Inspect and adjust the band as

necessary.

•

Inspect and replace the ‘O’

rings as necessary.

•

Inspect, repair or replace S5 as

necessary.

•

Inspect, repair or replace S1 or

S4 as necessary.

•

Inspect, repair or replace the

BAR as necessary.

•

Inspect and repair as necessary.

•

Inspect and clean CCCV.

•

Inspect, repair or replace as

necessary.

Stalls when Drive Or Reverse

Selected Shudder on Rolldown