| DTC P1731: | Problem in Shift Control System: |
| 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. | Check for deterioration in the quality of ATF. Has the ATF deteriorated? YES - Replace ATF, and test-drive the vehicle under the same conditions as those indicated by the freeze data, then recheck. NO - Go to 4. |
| 4. | Clear the DTC in CLEAR MENU with the Honda PGM Tester or 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 Honda PGM Tester or HDS. Is a clicking sound heard? YES - Go to 6. NO - Faulty shift solenoid valve E, replace it. After replacing the solenoid valve, go to 8, and check that the repair has been completed. |
| 6. | 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 - Intermittent failure, the system is OK at this time.n NO - Go to 7. |
| 7. | Inspect the A/T clutch pressure control solenoid valve A. Does the A/T clutch pressure control solenoid valve A work properly? YES - Shift valve E may be stuck, repair hydraulic system related with shift valve E, or replace the transmission.n NO - Replace A/T clutch pressure control solenoid valve A. After replacing the solenoid valve, go to 8, and check that the repair has been completed. |
| 8. | Clear the DTC in CLEAR MENU with the Honda PGM Tester or HDS. |
| 9. | Test-drive the vehicle for several minutes under the same conditions as those indicated by the freeze data. |
| 10. | Check the OBD STATUS in DTCs MENU for a pass/fail test of code P1731. Did the result pass? YES - The problem has been corrected.n NO - Return to step 1 and recheck.n |