Vehicle Moves In D and R, But Not In 1st In S

Vehicle moves in D and R, but not in 1st in S

Vehicle moves in D and R, but not in 1st in S

1st-hold accumulator defective

1st-hold clutch defective

Notes

Check the 1st-hold clutch pressure A/T Pressure Test.

Notes

Inspect the 1st-hold clutch for wear and damage.

Notes

Inspect the clutch piston, the clutch piston check valve, and the O-rings. Check the spring retainer for wear and damage. Inspect the clearance between the clutch end-plate and the top disc. If the clearance is out of tolerance, inspect the clutch discs and the plates for wear and damage, and inspect the clutch wave-plate height. If the discs and the flat-plates are worn or damaged, replace the discs and the flat-plates as a set. If the wave-plate height is out of tolerance, replace the wave-plate.