Acura TSX / Honda Accord CL. Manual — part 946

Fig. 101: Checking For Continuity Between PCM Connector Terminal C18 & Body Ground

49. Clear the DTC with the HDS.

50. Move the shift lever to each position, and check the OBD STATUS in DTCs MENU for a pass/fail test of

code P0705.

Did the result indicate a pass?

YES: The problem has been corrected.

NO: Return to step 1 and recheck.

2004 Acura TSX

2004 AUTOMATIC TRANSMISSIONS Diagnosis - MCTA 5-Speed

DTC P0706: OPEN IN TRANSMISSION RANGE SWITCH CIRCUIT

1. Clear the DTC with the HDS.

2. Raise the front of the vehicle, make sure it is securely supported, and allow the front wheels to rotate

freely.

3. Start the engine, drive the vehicle in the D position until the vehicle speed reaches 35 mph (56 km/h),

then slow down and stop the wheels.

4. Check the OBD STATUS in DTCs MENU for a pass/fail test of code P0706.

Did the result indicate a fail?

YES: Go to step 5.

NO: Intermittent failure, the system is OK at this time. Check for poor connections or loose
terminals at the transmission range switch and PCM. If the tester indicates NOT
COMPLETE, return to step 1 and recheck.

5. Test the transmission range switch (see TRANSMISSION RANGE SWITCH TEST ).

Is the switch OK?

YES: Inspect the end of the selector control shaft (see step 6 of TRANSMISSION RANGE
SWITCH TEST ), and go to step 6.

NO: Replace the transmission range switch, then go to step 24 .

6. Install the transmission range switch correctly, and adjust the shift cable (see SHIFT CABLE ).

7. Clear the DTC with the HDS.

8. Raise the front of the vehicle, make sure it is securely supported, and allow the front wheels to rotate

freely.

9. Start the engine, drive the vehicle in the D position until the vehicle speed reaches 35 mph (56 km/h),

then slow down and stop the wheels.

10. Check the OBD STATUS in DTCs MENU for a pass/fail test of code P0706.

Did the result indicate a fall?

YES: Go to step 11.

NO: The problem has been corrected. If the tester indicates NOT COMPLETE, return to step
7 and recheck.

11. Shift the shift lever into the D position, and verify the ATP FWD and ATP D inputs with the HDS in the

A/T data list.

Is the ATP FWD and ATP D ON?

YES: Go to step 12.

NO: Go to step 17 .

NOTE:

z

Record all freeze data and review General Troubleshooting Information
(see GENERAL TROUBLESHOOTING INFORMATION ) before you
troubleshoot.

z

This code is caused by an electrical circuit problem and cannot be caused
by a mechanical problem in the transmission.

2004 Acura TSX

2004 AUTOMATIC TRANSMISSIONS Diagnosis - MCTA 5-Speed

12. Shift to the D

3

position, and verify the ATP FWD and ATP D3 inputs with the HDS in the A/T date list.

Is the ATP FWD and ATP D3 ON?

YES: Go to step 13.

NO: Go to step 17 .

13. Clear the DTC with the HDS, and turn the ignition switch OFF.

14. Raise the front of the vehicle, make sure it is securely supported, and allow the front wheels to rotate

freely.

15. Start the engine, drive the vehicle in the D position until the vehicle speed reaches 35 mph (56 km/h),

then slow down and stop the wheels.

16. Check the OBD STATUS in DTCs MENU for a pass/fail test of code P0706.

Did the result indicate a fail?

YES: Go to step 17.

NO: Intermittent failure, the system is OK at this time. Check for poor connections or loose
terminals at the transmission range switch and PCM. If the tester indicates NOT
COMPLETE, return to step 13 and recheck.

17. Turn the ignition switch OFF.

18. Disconnect the transmission range switch connector.

19. Check for continuity between transmission range switch connector terminal No. 10 and body ground.

Is there continuity?

YES: Go to step 20.

NO: Repair open in the wire between transmission range switch connector terminal No. 10
and ground (G101), or repair poor ground (G101), then go to step 24 .

2004 Acura TSX

2004 AUTOMATIC TRANSMISSIONS Diagnosis - MCTA 5-Speed

Fig. 102: Checking For Continuity Between Transmission Range Switch Connector Terminal
No. 10 & Body Ground

20. Turn the ignition switch ON (II).

21. Measure the voltage between transmission range switch connector terminals No. 5 and No. 10.

Is there voltage?

YES: Go to step 22.

NO: Repair open in the wire between the transmission range switch and PCM connector
terminal C18, then go to step 24 .

2004 Acura TSX

2004 AUTOMATIC TRANSMISSIONS Diagnosis - MCTA 5-Speed