Acura TSX / Honda Accord CL. Instruction — page 963

or drive in the 3rd gear in the M position at speeds over 10 mph (16 km/h) for 20 seconds.

8. Check the OBD STATUS in DTCs MENU for a pass/fail test of code P0733.

Did the result indicate a fail?

YES: Repair the 3rd clutch, or replace the transmission.

NO: Intermittent failure, the system is OK at this time. If the tester indicates NOT
COMPLETE, return to step 1 and recheck.

DTC P0734: PROBLEM IN 4TH CLUTCH & 4TH CLUTCH HYDRAULIC CIRCUIT

1. Warm up the engine to normal operating temperature (the radiator fan comes on).

2. Check to be sure that the transmission is filled to the proper level, and check for fluid leaks.

3. Drain the ATF (see DRAINING & REFILLING ) through a strainer. Inspect the ATF and strainer for

metal debris or burnt fluid.

Has the ATF deteriorated?

YES: Replace ATF (see DRAINING & REFILLING ), and test-drive the vehicle under the
same conditions as those indicated by the freeze data, then recheck.

NO: Go to step 4.

4. Measure the line pressure (see PRESSURE TEST ).

Is the line pressure within service limits?

YES: Go to step 5.

NO: Repair the ATF pump and regulator valve, or replace the transmission.

5. Measure the 4th clutch pressure (see PRESSURE TEST ).

Is the 4th clutch pressure within service limits?

YES: Go to step 6.

NO: Shift valve B, shift valve C, servo control valve, and servo valve are stuck. Repair these
valves and hydraulic circuit, or replace the transmission.

6. Clear the DTC with the HDS.

7. Test-drive the vehicle for several minutes under the same conditions as those indicated by the freeze data,

or drive in the 4th gear in the M position at speeds over 10 mph (16 km/h) for 20 seconds.

8. Check the OBD STATUS in DTCs MENU for a pass/fail test of code P0734.

Did the result indicate a fail?

YES: Repair the 4th clutch, or replace the transmission.

NO: Intermittent failure, the system is OK at this time. If the tester indicates NOT
COMPLETE, return to step 1 and recheck.

DTC P0735: PROBLEM IN 5TH CLUTCH & 5TH CLUTCH HYDRAULIC CIRCUIT

NOTE:

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

NOTE:

Record all freeze data and review General Troubleshooting Information (see

2004 Acura TSX

2004 AUTOMATIC TRANSMISSIONS Diagnosis — MCTA 5-Speed

1. Warm up the engine to normal operating temperature (the radiator fan comes on).

2. Check to be sure that the transmission is filled to the proper level, and check for fluid leaks.

3. Drain the ATF (see DRAINING & REFILLING ) through a strainer. Inspect the ATF and strainer for

metal debris or burnt fluid.

Has the ATF deteriorated?

YES: Replace ATF (see DRAINING & REFILLING ), and test-drive the vehicle under the
same conditions as those indicated by the freeze data, then recheck.

NO: Go to step 4.

4. Measure the line pressure (see PRESSURE TEST ).

Is the line pressure within service limits?

YES: Go to step 5.

NO: Repair the ATF pump and regulator valve, or replace the transmission.

5. Measure the 5th clutch pressure (see PRESSURE TEST ).

Is the 5th clutch pressure within service limits?

YES: Go to step 6.

NO: Shift valves A, B, and/or Dare stuck. Repair these valves and hydraulic circuit, or
replace the transmission.

6. Clear the DTC with the HDS.

7. Test-drive the vehicle for several minutes under the same conditions as those indicated by the freeze data,

or drive in the 5th gear in the D position at speeds over 10 mph (16 km/h) for 20 seconds.

8. Check the OBD STATUS in DTCs MENU for a pass/fail test of code P0735.

Did the result indicate a fail?

YES: Repair the 5th clutch, or replace the transmission.

NO: Intermittent failure, the system is OK at this time. If the tester indicates NOT
COMPLETE, return to step 1 and recheck.

DTC P0741: TORQUE CONVERTER CLUTCH HYDRAULIC CIRCUIT STUCK OFF

1. Warm up the engine to normal operating temperature (the radiator fan comes on).

2. Check to be sure that the transmission is filled to the proper level, and check for fluid leaks.

3. Drain the ATF (see DRAINING & REFILLING ) through a strainer. Inspect the ATF and strainer for

metal debris or burnt fluid.

Has the ATF deteriorated?

YES: Replace ATF (see DRAINING & REFILLING ), and test-drive the vehicle under the
same conditions as those indicated by the freeze data, then recheck.

GENERAL TROUBLESHOOTING INFORMATION ) before you troubleshoot.

NOTE:

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

2004 Acura TSX

2004 AUTOMATIC TRANSMISSIONS Diagnosis — MCTA 5-Speed

NO: Go to step 4.

4. Clear the DTC with the HDS.

5. Select SHIFT SOL TEST in MISC. TEST MENU, then carry out A/T SHIFT SOL E test in SHIFT SOL

TEST MENU with the HDS.

Is a clicking sound heard?

YES: Go to step 6.

NO: Replace shift solenoid valve E (see SHIFT SOLENOID VALVE
REPLACEMENT
), then go to step 10 .

6. Run the engine until the engine coolant temperature reaches 176°F (80°C).

7. Select LINEAR SOL TEST in MISC. TEST MENU, then carry out LINEAR SOL A TEST in LINEAR

SOL TEST MENU.

Is the system OK?

YES: Go to step 8.

NO: Follow instructions indicated on the HDS by the test result. Go to step 10 if any part
was replaced.

8. Test-drive the vehicle at 55 mph (88 km/h) for 2 minutes while monitoring the vehicle speed with the

HDS.

9. Cheek the OBD STATUS in DTCs MENU for a pass/fail test of code P0741.

Did the result indicate a fail?

YES: Faulty the torque converter mechanism, torque converter clutch hydraulic circuit, lock-
up shift valve, or lock-up control valve, or replace the transmission.

NO: Intermittent failure, the system is OK at this time. If the tester indicates NOT
COMPLETE, return to step 8 and recheck.

10. Clear the DTC with the HDS.

11. Test-drive the vehicle for several minutes under the same conditions as those indicated by the freeze data.

12. Check the OBD STATUS in DTCs MENU for a pass/fail test of code P0741.

Did the result indicate a pass?

YES: The problem has been corrected.

NO: Return to step 1 and recheck.

DTC P0747: A/T CLUTCH PRESSURE CONTROL SOLENOID VALVE A STUCK ON

1. Warm up the engine to normal operating temperature (the radiator fan comes on).

2. Check to be sure that the transmission is filled to the proper level, and check for fluid leaks.

3. Drain the ATF (see DRAINING & REFILLING ) through a strainer. Inspect the ATF and strainer for

metal debris or burnt fluid.

Has the ATF deteriorated?

NOTE:

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

2004 Acura TSX

2004 AUTOMATIC TRANSMISSIONS Diagnosis — MCTA 5-Speed

YES: Replace ATF (see DRAINING & REFILLING ), and go to step 4.

NO: Go to step 8 .

4. Clear the DTC with the HDS.

5. Test-drive the vehicle in the D position in all five gears at speeds over 12 mph (20 km/h) for more than 20

seconds, then slow down to a stop.

6. Retest-drive the vehicle in the D position in all five gears at speeds over 12 mph (20 km/h) for more than

20 seconds, then slow down to a stop.

7. Check the OBD STATUS in DTCs MENU for a pass/fail test of code P0747.

Did the result indicate a fail?

YES: Go to step 8.

NO: Intermittent failure, the system is OK at this time. If the tester indicates NOT
COMPLETE, return to step 5 and recheck.

8. Clear the DTC with the HDS.

9. Select LINEAR SOL TEST in MISC. TEST MENU, then carry out LINEAR SOL A TEST in LINEAR

SOL TEST MENU with the HDS.

Is the system OK?

YES: Intermittent failure, the system is OK at this time. If the tester indicates NOT
COMPLETE, return to step 9 and recheck.

NO: Follow instructions indicated on the HDS by the test result, but the tester has not
determined the cause of the failure, go to step 10. If any part was replaced, go to step 11 .

10. Inspect A/T clutch pressure control solenoid valve A (see A/T CLUTCH PRESSURE CONTROL

SOLENOID VALVE A TEST ).

Does the A/T clutch pressure control solenoid valve A work properly?

YES: Repair hydraulic system related with shift valve B and E, or replace the transmission,
then go to step 11.

NO: Replace A/T clutch pressure control solenoid valve A (see A/T CLUTCH PRESSURE
CONTROL SOLENOID VALVE A REPLACEMENT
), then go to step 11.

11. Clear the DTC with the HDS.

12. Test-drive the vehicle in the D position in all five gears at speeds over 12 mph (20 km/h) for more than 20

seconds. Slow down to a stop.

13. Retest-drive the vehicle in the D position in all five gears at speeds over 12 mph (20 km/h) for more than

20 seconds, then slow down to a stop.

14. Check the OBD STATUS in DTCs MENU for a pass/fail test of code P0747.

Did the result indicate a pass?

YES: The problem has been corrected.

NO: Return to step 1 and recheck.

DTC P0752: SHIFT SOLENOID VALVE A STUCK ON

NOTE:

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

2004 Acura TSX

2004 AUTOMATIC TRANSMISSIONS Diagnosis — MCTA 5-Speed

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