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AT-340 [EXC.F/EURO-OBD] TROUBLE DIAGNOSES FOR SYMPTOMS 4. CHECK OVERDRIVE CONTROL SWITCH CIRCUIT (WITHOUT CONSULT-II) Without CONSULT-II 1. Turn ignition switch to “ON” position. 2. Check voltage between A/T device connector terminal 2 and ground when overdrive control switch is “ON” OK or NG OK >> GO TO 6 NG >> Check the following items: ● Overdrive control switch (Refer to AT-342, "COMPONENT INSPECTION" .) ● Harness for short or open between TCM and overdrive control switch (Main harness) ● Harness of ground circuit for overdrive control switch (Main harness) for short or open Voltage: Switch position “ON”: Battery voltage Switch position “OFF”: 1V or less |