Excessive Shock Or Flares On 4-5 Upshift Or 5-4 Downshift

Excessive shock or flares on 4-5 upshift or 5-4 downshift

A/T clutch pressure control solenoid valve A defective

A/T clutch pressure control solenoid valve B defective

A/T clutch pressure control solenoid valve C defective

Foreign material in separator plate orifice

Accumulator body defective

4th clutch defective

5th clutch defective

Clearance between clutch end-plate and top disc incorrect

Notes

Test A/T clutch pressure control solenoid valve A or B with the HDS A/T Clutch Pressure Control Solenoid Valve A And B Test.

Notes

Test A/T clutch pressure control solenoid valve C with the HDS A/T Clutch Pressure Control Solenoid Valve C Test.

Notes

Check the stall speed in R A/T Stall Speed Test.

Notes

Check the 4th and 5th clutch pressures A/T Pressure Test.

Notes

Inspect the A/T clutch pressure control solenoid valve body gasket, the ATF feed pipes, and the O-rings for wear and damage.

Notes

Check for a clogged orifice in the separator plate. If the orifice is clogged, remove it and clean the separator plate orifice.

Notes

Inspect the clearance between the clutch end-plate and the top disc of the 4th and 5th clutches. If the clearance is out of tolerance, replace the 4th/5th clutch assembly.

Notes

Replace the accumulator body.