P1815

P1815 M-MODE SWITCH

DTC Logic


DTC DETECTION LOGIC







DTC CONFIRMATION PROCEDURE


1. PRECONDITIONING

If "DTC CONFIRMATION PROCEDURE" is previously conducted, always turn ignition switch OFF and wait at least 10 seconds before performing the next test.
- GO TO 2.

2. CHECK DTC DETECTION

With CONSULT
1.Turn ignition switch ON.
2.Select "SLCT LVR POSI" and "MANU MODE SW" in "Data Monitor" in "TRANSMISSION".
3.Maintain the following each conditions more than 2 seconds.





4.Perform "Self Diagnostic Results" in "TRANSMISSION".
Is "P1815" detected?
YES- Go to "Diagnosis Procedure" .
NO- INSPECTION END


Diagnosis Procedure


1. CHECK MANUAL MODE SWITCH CIRCUIT

1.Turn ignition switch OFF.
2.Disconnect A/T shift selector connector.
3.Turn ignition switch ON.
4.Check voltage between A/T shift selector vehicle side harness connector terminals.





Is the inspection result normal?
YES- GO TO 2.
NO- GO TO 3.

2. CHECK MANUAL MODE SWITCH

1.Turn ignition switch OFF.
2.Check manual mode switch. Refer to "Component Inspection (Manual Mode Switch)" .
Is the inspection result normal?
YES- GO TO 6.
NO- Repair or replace damaged parts.

3. CHECK GROUND CIRCUIT (MANUAL MODE SWITCH CIRCUIT)

1.Turn ignition switch OFF.
2.Check continuity between A/T 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 A/T SHIFT SELECTOR AND COMBINATION METER (PART 1)

1.Disconnect unified meter and A/C amp. connector.
2.Check continuity between A/T shift selector vehicle side harness connector terminals and combination meter vehicle side harness connector terminals.





Is the inspection result normal?
YES- GO TO 5.
NO- Repair or replace damaged parts.

5. CHECK HARNESS BETWEEN A/T SHIFT SELECTOR AND COMBINATION METER (PART 2)

Check continuity between A/T shift selector vehicle side harness connector terminals and ground.





Is the inspection result normal?
YES- GO TO 6.
NO- Repair or replace damaged parts.

6. CHECK INTERMITTENT INCIDENT

Refer to "Intermittent Incident" Intermittent Incident.
Is the inspection result normal?
YES- GO TO 7.
NO- Repair or replace damaged parts.

7. CHECK COMBINATION METER

1.Reconnect all the connectors.
2.Turn ignition switch ON.
3.Select "M RANGE SW", "NM RANGE SW", "AT SFT UP SW" and "AT SFT DWN SW" in "Data Monitor" in
"METER/M&A".
4.Check the ON/OFF operations of each monitor item. Refer to "Reference Value" Reference Value.
Is the inspection result normal?
YES- Replace the control valve & TCM. Refer to "Exploded View" Exploded View.
NO- Replace combination meter. Refer to "Exploded View" Exploded View.


Component Inspection (Manual Mode Switch)


1. CHECK MANUAL MODE SWITCH

Check continuity between A/T shift selector connector terminals.





Is the inspection result normal?
YES- INSPECTION END
NO- Replace A/T shift selector assembly. Refer to "Exploded View" Exploded View.