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3 CHECK SOLENOID VALVES 1. Remove control valve assembly. Refer to AT-280. 2. Refer to “Component Inspection”, AT-156. SAT847JA OK or NG OK © GO TO 4. NG © Replace solenoid valve assembly. 4 CHECK CONTROL VALVE 1. Disassemble control valve assembly. Refer to AT-312. 2. Check to ensure that: I Valve, sleeve and plug slide along valve bore under their own weight. I Valve, sleeve and plug are free from burrs, dents and scratches. I Control valve springs are free from damage, deformation and fatigue. I Hydraulic line is free from obstacles. SAT367H OK or NG OK © GO TO 5. NG © Repair control valve. GI MA EM LC EC FE CL MT AX SU BR ST RS BT HA SC EL IDX DTC P0734 A/T 4TH GEAR FUNCTION Diagnostic Procedure (Cont’d) AT-153 |