Honda CR-V: DTC P0731: Problem in 1st Clutch and 1st Clutch Hydraulic Circuit

Honda CR-V (2006–2011) Service Manual / Transaxle / Automatic Transmission / DTC Troubleshooting / DTC P0731: Problem in 1st Clutch and 1st Clutch Hydraulic Circuit

NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot, and review General Troubleshooting Information.

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

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

3. Drain the ATF (see step 3 on page 14-239) through a strainer. Inspect the strainer for metal debris or excessive clutch material.

Does the strainer have metal debris or excessive clutch material? YES-Replace the transmission, then go to step 10.

NO-Replace the ATF (see step 5 on page 14-239), then go to step 4.

4. Measure the line pressure.

Is the line pressure within the service limits? YES-Go to step 5.

NO-Repair the ATF pump and the regulator valve, or replace the transmission, then go to step 10.

5. Measure the 1st clutch pressure.

Is the 1st clutch pressure within the service limits? YES-Go to step 6.

NO-Shift valves B and C are stuck. Repair these valves and hydraulic circuit, or replace the transmission, then go to step 10.

6. Test stall speed in the 1 position.

Does the stall speed test within the service limits? YES-Go to step 7.

NO-Shift valves A and D are stuck. Repair these valves and hydraulic circuit, or replace the transmission, then go to step 10.

7. Clear the DTC with the HDS.

8. Test-drive the vehicle for several minutes under the same conditions as those indicated by the freeze data, or run the vehicle in the 1 position at speeds over 10 mph (16 km/h) for 20 seconds. Slow down and stop the wheels.

9. Monitor the OBD STATUS for P0731 in the DTCs/ Freeze Data in A/T Mode Menu for a pass/fail.

Does the HDS indicate FAILED? YES-Repair the 1st clutch, or replace the transmission, then go to step 10.

NO-Intermittent failure, the system is OK at this time. If the HDS indicates NOT COMPLETED, 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, or run the vehicle in the 1 position at speeds over 10 mph (16 km/h) for 20 seconds. Slow down and stop the wheels.

12. Monitor the OBD STATUS for P0731 in the DTCs/ Freeze Data in A/T Mode Menu for a pass/fail.

Does the HDS indicate PASSED? YES-Troubleshooting is complete.

NO-If the HDS indicates FAILED, return to step 1 and recheck. If the HDS indicates NOT COMPLETED, return to step 11 and recheck.

DTC P0732: Problem in 2nd Clutch and 2nd Clutch Hydraulic Circuit

NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot, and review General Troubleshooting Information.

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

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

3. Drain the ATF (see step 3 on page 14-239) through a strainer. Inspect the strainer for metal debris or excessive clutch material.

Does the strainer have metal debris or excessive clutch material? YES-Replace the transmission, then go to step 10.

NO-Replace the ATF (see step 5 on page 14-239), then go to step 4.

4. Measure the line pressure.

Is the line pressure within the service limits? YES-Go to step 5.

NO-Repair the ATF pump and the regulator valve, or replace the transmission, then go to step 10.

5. Measure the 2nd clutch pressure.

Is the 2nd clutch pressure within the service limits? YES-Go to step 6.

NO-Shift valves A, B, and C are stuck. Repair these valves and the hydraulic circuit, or replace the transmission, then go to step 10.

6. Test stall speed in the 2 position.

Does the stall speed test within the service limits? YES-Go to step 7.

NO-Shift valve C is stuck. Repair shift valve C and hydraulic circuit, or replace the transmission, then go to step 10.

7. Clear the DTC with the HDS.

8. Test-drive the vehicle for several minutes under the same conditions as those indicated by the freeze data, or run the vehicle in the 2 position at speeds over 10 mph (16 km/h) for 20 seconds. Slow down and stop the wheels.

9. Monitor the OBD STATUS for P0732 in the DTCs/ Freeze Data in A/T Mode Menu for a pass/fail.

Does the HDS indicate FAILED? YES-Repair the 2nd clutch, or replace the transmission, then go to step 10.

NO-Intermittent failure, the system is OK at this time. If the HDS indicates NOT COMPLETED, 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, or run the vehicle in the 2 position at speeds over 10 mph (16 km/h) for 20 seconds. Slow down and stop the wheels.

12. Monitor the OBD STATUS for P0732 in the DTCs/ Freeze Data in A/T Mode Menu for a pass/fail.

Does the HDS indicate PASSED? YES-Troubleshooting is complete.

NO-If the HDS indicates FAILED, return to step 1 and recheck. If the HDS indicates NOT COMPLETED, return to step 11 and recheck.

DTC P0733: Problem in 3rd Clutch and 3rd Clutch Hydraulic Circuit

NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot, and review General Troubleshooting Information.

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

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

3. Drain the ATF (see step 3 on page 14-239) through a strainer. Inspect the strainer for metal debris or excessive clutch material.

Does the strainer have metal debris or excessive clutch material? YES-Replace the transmission, then go to step 9.

NO-Replace the ATF (see step 5 on page 14-239), then go to step 4.

4. Measure the line pressure.

Is the line pressure within the service limits? YES-Go to step 5.

NO-Repair the ATF pump and the regulator valve, or replace the transmission, then go to step 9.

5. Measure the 3rd clutch pressure.

Is the 3rd clutch pressure within the service limits? YES-Go to step 6.

NO-Shift valves A, B, and C are stuck. Repair these valves and the hydraulic circuit, or replace the transmission, then go to step 9.

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 run the vehicle in 3rd gear in the D position D3 driving mode at speeds over 10 mph (16 km/h) for 20 seconds. Slow down and stop the wheels.

8. Monitor the OBD STATUS for P0733 in the DTCs/ Freeze Data in A/T Mode Menu for a pass/fail.

Does the HDS indicate FAILED? YES-Repair the 3rd clutch, or replace the transmission, then go to step 9.

NO-Intermittent failure, the system is OK at this time. If the HDS indicates NOT COMPLETED, return to step 7 and recheck.

9. Clear the DTC with the HDS.

10. Test-drive the vehicle for several minutes under the same conditions as those indicated by the freeze data, or run the vehicle in 3rd gear in the D position D3 driving mode at speeds over 10 mph (16 km/h) for 20 seconds. Slow down and stop the wheels.

11. Monitor the OBD STATUS for P0733 in the DTCs/ Freeze Data in A/T Mode Menu for a pass/fail.

Does the HDS indicate PASSED? YES-Troubleshooting is complete.

NO-If the HDS indicates FAILED, return to step 1 and recheck. If the HDS indicates NOT COMPLETED, return to step 10 and recheck.

DTC P0734: Problem in 4th Clutch and 4th Clutch Hydraulic Circuit

NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot, and review General Troubleshooting Information.

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

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

3. Drain the ATF (see step 3 on page 14-239) through a strainer. Inspect the strainer for metal debris or excessive clutch material.

Does the strainer have metal debris or excessive clutch material? YES-Replace the transmission, then go to step 9.

NO-Replace the ATF (see step 5 on page 14-239), then go to step 4.

4. Measure the line pressure.

Is the line pressure within the service limits? YES-Go to step 5.

NO-Repair the ATF pump and the regulator valve, or replace the transmission, then go to step 9.

5. Measure the 4th clutch pressure.

Is the 4th clutch pressure within the service limits? YES-Go to step 6.

NO-Shift valves B, shift valve C, servo control valve, and servo valve are stuck. Repair these valves and the hydraulic circuit, or replace the transmission, then go to step 9.

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 run the vehicle in 4th gear in the D position at speeds over 10 mph (16 km/h) for 20 seconds.

Slow down and stop the wheels.

8. Monitor the OBD STATUS for P0734 in the DTCs/ Freeze Data in A/T Mode Menu for a pass/fail.

Does the HDS indicate FAILED? YES-Repair the 4th clutch, or replace the transmission, then go to step 9.

NO-Intermittent failure, the system is OK at this time. If the HDS indicates NOT COMPLETED, return to step 7 and recheck.

9. Clear the DTC with the HDS.

10. Test-drive the vehicle for several minutes under the same conditions as those indicated by the freeze data, or run the vehicle in 4th gear in the D position at speeds over 10 mph (16 km/h) for 20 seconds.

Slow down and stop the wheels.

11. Monitor the OBD STATUS for P0734 in the DTCs/ Freeze Data in A/T Mode Menu for a pass/fail.

Does the HDS indicate PASSED? YES-Troubleshooting is complete.

NO-If the HDS indicates FAILED, return to step 1 and recheck. If the HDS indicates NOT COMPLETED, return to step 10 and recheck.

DTC P0735: Problem in 5th Clutch and 5th Clutch Hydraulic Circuit

NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot, and review General Troubleshooting Information.

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

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

3. Drain the ATF (see step 3 on page 14-239) through a strainer. Inspect the strainer for metal debris or excessive clutch material.

Does the strainer have metal debris or excessive clutch material? YES-Replace the transmission, then go to step 9.

NO-Replace the ATF (see step 5 on page 14-239), then go to step 4.

4. Measure the line pressure.

Is the line pressure within the service limits? YES-Go to step 5.

NO-Repair the ATF pump and the regulator valve, or replace the transmission, then go to step 9.

5. Measure the 5th clutch pressure.

Is the 5th clutch pressure within the service limits? YES-Go to step 6.

NO-Shift valves A, B, and/or D are stuck. Repair these valves and the hydraulic circuit or replace the transmission, then go to step 9.

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

Slow down and stop the wheels.

8. Monitor the OBD STATUS for P0735 in the DTCs/ Freeze Data in A/T Mode Menu for a pass/fail.

Does the HDS indicate FAILED? YES-Repair the 5th clutch, or replace the transmission, then go to step 9.

NO-Intermittent failure, the system is OK at this time. If the HDS indicates NOT COMPLETED, return to step 7 and recheck.

9. Clear the DTC with the HDS.

10. Test-drive the vehicle for several minutes under the same conditions as those indicated by the freeze data, or run the vehicle in 5th gear in the D position at speeds over 10 mph (16 km/h) for 20 seconds.

Slow down and stop the wheels.

11. Monitor the OBD STATUS for P0735 in the DTCs/ Freeze Data in A/T Mode Menu for a pass/fail.

Does the HDS indicate PASSED? YES-Troubleshooting is complete.

NO-If the HDS indicates FAILED, return to step 1 and recheck. If the HDS indicates NOT COMPLETED, return to step 10 and recheck.

DTC P0741: Torque Converter Clutch Hydraulic Circuit Stuck OFF

NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot, and review General Troubleshooting Information.

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

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

3. Drain the ATF (see step 3 on page 14-239) through a strainer. Inspect the strainer for metal debris or excessive clutch material.

Does the strainer have metal debris or excessive clutch material? YES-Replace the transmission, then go to step 11.

NO-Replace the ATF (see step 5 on page 14-239), then go to step 4.

4. Clear the DTC with the HDS.

5. Choose Shift Solenoid E in the Miscellaneous Test Menu, and make sure the shift solenoid valve E operates with the HDS.

Is a clicking sound heard? YES-Go to step 6.

NO-Replace shift solenoid valve E, then go to step 11.

6. Run the engine until the engine coolant temperature reaches 176 ºF (80 ºC).

7. Choose Clutch Pressure Control (Linear) Solenoid A in the Miscellaneous Test Menu, and test A/T clutch pressure control solenoid valve A with the HDS.

Does the HDS indicate NORMAL? YES-Go to step 8.

NO-Follow the instructions indicated on the HDS for the test result, but if the HDS has not determined the cause of the failure, go to step 10.lf any part is replaced, go to step 11.

8. Test-drive the vehicle on a level road with a steady throttle at 55 mph (88 km/h) for 2 minutes.

9. MonitortheOBDSTATUSforP0741 in the DTCs/ Freeze Data in A/T Mode Menu for a pass/fail.

Does the HDS indicate FAILED? YES-Repair the faulty torque converter clutch mechanism, torque converter clutch hydraulic circuit, lock-up shift valve, or lock-up control valve, or replace the transmission, then go to step 11.

NO-Intermittent failure, the system is OK at this time. If the HDS indicates NOT COMPLETED, return to step 8 and recheck.

10. Inspect A/T clutch pressure control solenoid valve A.

Does A/T clutch pressure control solenoid valve A work properly? YES-Repair the hydraulic system related to the lock-up shift valve, lock-up control valve, and lock-up timing valve, or replace the transmission, then go to step 11.

NO-Replace A/T clutch pressure control solenoid valve A, then go to step 11.

11. Clear the DTC with the HDS.

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

13. Monitor the OBD STATUS for P0741 in the DTCs/ Freeze Data in A/T Mode Menu for a pass/fail.

Does the HDS indicate PASSED? YES-Troubleshooting is complete.

NO-If the HDS indicates FAILED, return to step 1 and recheck. If the HDS indicates NOT COMPLETED, return to step 12 and recheck.

DTC P0747: A/T Clutch Pressure Control Solenoid Valve A Stuck ON

NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot, and review General Troubleshooting Information.

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

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

3. Drain the ATF (see step 3) through a strainer. Inspect the strainer for metal debris or excessive clutch material.

Does the strainer have metal debris or excessive clutch material? YES-Replace the transmission, then go to step 11.

NO-Replace the ATF (see step 5), then go to step 4.

4. Clear the DTC with the HDS.

5. Test-drive the vehicle in the D position through all five gears at speeds over 12 mph (20 km/h) for more than 20 seconds, then slow down to a stop.

6. Test-drive the vehicle again in the D position through all five gears at speeds over 12 mph (20 km/h) for more than 20 seconds, then slow down to a stop.

7. Monitor the OBD STATUS for P0747 in the DTCs/ Freeze Data in A/T Mode Menu for a pass/fail.

Does the HDS indicate FAILED? YES-Go to step 8.

NO-Intermittent failure, the system is OK at this time. If the HDS indicates NOT COMPLETED, return to step 5 and recheck.

8. Clear the DTC with the HDS.

9. Choose Clutch Pressure Control (Linear) Solenoid A in the Miscellaneous Test Menu, and test A/T clutch pressure control solenoid valve A with the HDS.

Does the HDS indicate NORMAL? YES-Intermittent failure, the system is OK at this time.

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

10. Inspect A/T clutch pressure control solenoid valve A.

Does A/T clutch pressure control solenoid valve A work properly? YES-Repair the hydraulic system related with shift valve A, or replace the transmission, then go to step 11.

NO-Replace A/T clutch pressure control solenoid valve A. then go to step 11.

11. Clear the DTC with the HDS.

12. Test-drive the vehicle in the D position through all five gears at speeds over 12 mph (20 km/h) for more than 20 seconds, then slow down to a stop.

13. Test-drive the vehicle again in the D position through all five gears at speeds over 12 mph (20 km/h) for more than 20 seconds, then slow down to a stop.

14. Monitor the OBD STATUS for P0747 in the DTCs/ Freeze Data in A/T Mode Menu for a pass/fail.

Does the HDS indicate PASSED? YES-Troubleshooting is complete.

NO-If the HDS indicates FAILED, return to step 1 and recheck. If the HDS indicates NOT COMPLETED, return to step 12 and recheck.

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