DTC P0756: Shift Solenoid Valve B Stuck OFF; DTC P0757: Shift Solenoid Valve B Stuck ON
- Warm up the engine to normal operating temperature (the radiator fan comes on).
- Make sure that the transmission is filled to the proper level, and check for fluid leaks.
- Drain the ATF (see step 4 on ATF REPLACEMENT
) 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 16.
NO -Replace the ATF (see step 7 on ATF REPLACEMENT ), then go to step 4.
- Turn the ignition switch to ON (II).
- Clear the DTC with the HDS.
- Test-drive the vehicle at speeds over 5 mph (8 km/h) with the shift lever in D, and let the transmission shift through all five gears.
- Turn the ignition switch to LOCK (0). Repeat the test-drive in step 6, then go to step 8.
- Monitor the OBD STATUS for P0756 or P0757 in the DTCs MENU with the HDS.
Does the screen indicate FAILED?
YES -Go to step 9.
NO -If the screen indicates PASSED, intermittent failure, the system is OK at this time. If the screen indicates NOT COMPLETED, go to step 6.
- Clear the DTC with the HDS.
- Select Shift Solenoid B in the Miscellaneous Test Menu, and check that shift solenoid valve B operates with the HDS.
Is a clicking sound heard?
YES -Go to step 11.
NO -Replace shift solenoid valve B (see SHIFT SOLENOID VALVE TEST/REPLACEMENT ), then go to step 14.
- Test-drive the vehicle at speeds over 5 mph (8 km/h) with the shift lever in D, and let the transmission shift through all five gears.
- Turn the ignition switch to LOCK (0). Repeat the test-drive in step 11, then go to step 13.
- Monitor the OBD STATUS for P0756 or P0757 in the DTCs MENU with the HDS.
Does the screen indicate FAILED?
YES -Repair shift valve B, or replace the transmission, then go to step 16.
NO -If the screen indicates PASSED, intermittent failure, the system is OK at this time. If the screen indicates NOT COMPLETED, go to step 11.
- Turn the ignition switch to ON (II).
- Clear the DTC with the HDS.
- Test-drive the vehicle at speeds over 5 mph (8 km/h) with the shift lever in D, and let the transmission shift through all five gears.
- Turn the ignition switch to LOCK (0). Repeat the test-drive in step 16, then go to step 18.
- Check for DTCs with the HDS.
Is DTC P0756 or P0757 indicated?
YES -Go to step 9.
NO -Go to step 19.
- Monitor the OBD STATUS for P0756 or P0757 in the DTCs MENU with the HDS.
Does the screen indicate PASSED?
YES -Troubleshooting is complete. If any other DTCs were indicated in step 18, go to the INDICATED DTCS TROUBLESHOOTING .
NO -If the screen indicates FAILED, go to step 9. If the screen indicates NOT COMPLETED, go to step 16.