TCC Shift Solenoid Valve (323)

PCM Quad Driver Module

Failed

PCM

No signal to the solenoid

Brake Switch

TCC Valve (223)

The valve is stuck Off due to sediment or to an undersized bore.

Retainer Pin (211)

Broken

Torque Converter (1)

Ballooning

Turbine Shaft (502)

Plugged oil holes

Turbine Shaft Seals (501)

Ineffective

Pump Body Bushing (202)

Worn

O-ring (2)

Heat set

Oil Transfer Hole Cup Plug

Leaking

Regulated Apply Valve (324)

Stuck

TCC Valve Release Exhaust Orificed Cup Plug

Blocked

Check PCM for the current DTCs.

Refer to Incorrect Torque Converter Clutch Apply or Release .