Purpose/Function
Shift solenoid No.4 adjusts the hydraulic pressure in the high clutch circuit and the low and reverse brake circuit based on the current demand from the TCM according to the vehicle conditions.
Construction
Shift solenoid No.4 is installed to the solenoid control valve body.
Shift solenoid No.4 is a normal open-type linear solenoid.

Operation
Adjusts the high clutch pressure and the low and reverse brake pressure by increasing/decreasing the energization current to shift solenoid No.4 according to the signal from the TCM.
Shift Solenoid No.3 [Fw6 A EL, Fw6 Ax EL]
Turbine/Input Shaft Speed Sensor, Output Shaft Speed Sensor [Fw6 A EL, Fw6 Ax
EL]Positive Crankcase Ventilation (PCV) Valve Inspection
Airflow Inspection
1. Disconnect the section (A) of ventilation hose shown in the figure.
2. Start the engine and verify that vacuum is applied to the end of the disconnected
ventilation hose while the engine is idling.
If vacuum is not applied to the ventilation hose, perform the p ...
Clutch Cover Inspection [C66 M R]
1. Remove the clutch cover..
2. Perform the following procedures to inspect the clutch cover.
If it exceeds the maximum specification, replace the clutch cover..
a. Measure the wear of the diaphragm spring fingers.
Clutch cover diaphragm spring fingers maximum depth
0.6 ...
Recliner Motor Inspection
WARNING:
Handling a side air bag improperly can accidentally operate (deploy) the
air bag, which may seriously injure you. Read the service warnings/cautions
in the Workshop Manual before handling the front seat (side air bag integrated)..
1. Disconnect the negative battery cable ...