Symptom Diagnosis; Drive Faults - SSANGYONG 2004 Rexton 2.7XDi Workshop Manual

SYMPTOM DIAGNOSIS

DRIVE FAULTS

Condition
No Drive in D
No Drive in Reverse
- No engine braking in Manual 1
- Engine braking in Manual 1 is
OK
No drive in Drive and Reverse
BTRA 4 AUTO TRANSMISSION
REXTON SM - 2004.4
Possible Causes
• Insufficient auto transmission fluid.
• Blocked feed in C1/C2 cylinder.
• "Z" link displaced.
• Primary Regulator Valve (PRV)
jammed open.
• Overdrive shaft or input shaft seal
rings failed.
• 3-4 or 1-2 One Way Clutch (OWC)
installed backwards or failed.
• C2 piston broken or cracked.
• Damaged input shaft sealing rings.
- Rear band or servo faulty.
- Failure in C3, C3 hub or C1/C2
cylinder.
• Jammed Primary Regulator Valve
(PRV).
• Damaged/broken pump gears.
• Dislodged output shaft snap ring.
Action
• Check the fluid level. Top up as
necessary.
• Inspect and clean C1/C2 feed.
• Reinstall/renew the 'z' link.
• Remove, clean and re-install the
PRV.
• Inspect and replace as necessary.
• Inspect and replace as necessary.
• Inspect and replace as necessary.
• Inspect and replace as necessary.
- Check servo adjustment or replace
rear band as necessary.
- Check for failure in C3, C3 hub or
C1/C2 cylinder.
Repair as necessary.
• Inspect and clean PRV.
• Inspect and replace pump gears as
necessary.
• Inspect and repair as necessary.
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
3A2-43