Programming and Relearning

INSPECTION AND ADJUSTMENT


ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Service After Replacing TCM, Transaxle Assembly, or Control Valve


SERVICE AFTER REPLACING TCM, TRANSAXLE ASSEMBLY, OR CONTROL VALVE
Perform the applicable service according to the following table when replacing TCM, transaxle assembly, or control valve.

CAUTION:
- Never start the engine until the service is completed.
- "DTC P1701" may be indicated soon after replacing TCM, or transaxle assembly or control valve (after erasing the memory in the pattern B). Restart the self-diagnosis after erasing the self-diagnosis result using CONSULT-III. Check that no error is detected.





NOTE: Old unit means that the unit has been already used for another vehicle.


PATTERN A
1. Shift the selector lever to "P" position after replacing TCM.
2. Turn ignition switch ON.
3. Check that the shift position indicator in the combination meter turns ON (It indicates approximately 1 or 2 seconds after turning ignition switch ON.)
- Check the following items if shift position indicator does not turn ON. Repair or replace accordingly as necessary.
- The harness between TCM and ROM ASSY in transaxle assembly is open or shorted.
- Terminals disconnected, loose, or bent from connector housing.

PATTERN B
1. Turn ignition switch ON after replacing each part.
2. Connect the vehicle with CONSULT-III.
3. Start engine.

CAUTION:
Never start driving.
4. Select "Data monitor" in "TRANSMISSION".
5. Warm up transaxle assembly until "ATFTEMP COUNT" indicates 47 [approximately 20�C (68�F)] or more, and then turn ignition switch OFF.
6. Turn ignition switch ON.

CAUTION:
Never start engine.
7. Select "Self Diagnostic Results" in "TRANSMISSION".
8. Shift the selector lever to "R" position.
9. Depress slightly the accelerator pedal (Pedal angle: 2/8) while depressing the brake pedal.
10. Attempt to select "Erase" with step 9.
11. Release brake pedal and accelerator pedal.
12. Turn ignition switch OFF while keeping the selector lever in "R" position.
13. Wait approximately 10 seconds.
14. Turn ignition switch ON while keeping the selector lever in "R" position.
15. Select "Special function" in "TRANSMISSION".
16. Check that the value on "CALIB DATA" in CONSULT-III is the same as the data listed in the table below.
- Restart the procedure from step 3 if the values are not the same.





17. Shift the selector lever to "P" position.
18. Check that the shift position indicator in combination meter turns ON. (It indicates approximately 1 or 2 seconds after shifting the selector lever to "P" position.)
- Check the following items if shift position indicator does not turn ON. Repair or replace accordingly as necessary.
- The harness between TCM and ROM ASSY in transaxle assembly is open or shorted.
- Terminals disconnected, loose, or bent from connector housing.
- Power supply and ground of TCM. P1701.

PATTERN C
1. Replace transaxle assembly first, and then replace TCM.
2. Perform the service of "PATTERN A".
(Perform the service of "PATTERN B" if TCM is replaced first.)