Overdrive Control Switch

OVERDRIVE CONTROL SWITCH





Description
- The overdrive control switch is installed to the selector lever knob.
- When turning ON the overdrive control switch (OD OFF indicator lamp turns ON), the driving condition becomes overdrive OFF.
- When turning OFF the overdrive control switch (OD OFF indicator lamp turns OFF), the driving condition changes to "D" position.




Component Function Check
1.CHECK OVERDRIVE CONTROL SWITCH SIGNAL
With CONSULT-III
1. Turn ignition switch ON.
2. Select "Data Monitor" in "TRANSMISSION".
3. Select "SPORT MODE SW".
4. Check display of "SPORT MODE SW".






Is the inspection result normal?
YES - INSPECTION END
NO - Go to SEE Diagnosis Procedure.




Diagnosis Procedure
1. CHECK OVERDRIVE CONTROL SWITCH POWER CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect CVT shift selector connector.
3. Turn ignition switch ON.
4. Check voltage between CVT shift selector vehicle side harness connector terminals.











Is the inspection result normal?
YES - GO TO 2.
NO - GO TO 3.
2.CHECK OVERDRIVE CONTROL SWITCH
Check overdrive control switch. SEE Component Inspection (Overdrive Control Switch).
Is the inspection result normal?
YES - Check intermittent incident. Intermittent Incident.
NO - Repair or replace damaged parts.
3. CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between CVT shift selector vehicle side harness connector terminal and ground.











Is the inspection result normal?
YES - GO TO 4.
NO - Repair or replace damaged parts.
4. CHECK HARNESS BETWEEN CVT SHIFT SELECTOR (OVERDRIVE CONTROL SWITCH) AND COMBINATION METER (PART 1)
1. Disconnect combination meter connector.
2. Check continuity between CVT shift selector vehicle side harness connector terminal and combination meter vehicle side harness connector terminal.











Is the inspection result normal?
YES - GO TO 5.
NO - Repair or replace damaged parts.
5.CHECK HARNESS BETWEEN CVT SHIFT SELECTOR (OVERDRIVE CONTROL SWITCH) AND COMBINATION METER (PART 2)
Check continuity between CVT shift selector vehicle side harness connector terminal and ground.











Is the inspection result normal?
YES - GO TO 6.
NO - Repair or replace damaged parts.
6.CHECK INTERMITTENT INCIDENT
Intermittent Incident.
Is the inspection result normal?
YES - Check input and output signals of combination meter. Combination Meter.
NO - Repair or replace damaged parts.




Component Inspection (Overdrive Control Switch)
1.CHECK OVERDRIVE CONTROL SWITCH
Check continuity between CVT shift selector vehicle connector terminals.











Is the inspection result normal?
YES - INSPECTION END
NO - Repair or replace damaged parts.