P0750

DTC P0750: Problem in Hydraulic Control System of Shift Solenoid Valve A Circuit

NOTE: Record all freeze data before you troubleshoot.

1. Check whether the OBD II scan tool indicates another code.
Does the OBD II scan tool indicate another code?
YES - Perform the troubleshooting flowchart for the indicated code(s). Turn the ignition switch OFF, and go to step 4 after troubleshooting.
NO - Go to step 2.
2. Turn the ignition switch OFF.
3. Replace the shift solenoid valve A.
4. Reset the PCM memory by removing the No. 6 ECU fuse (15 A) in the under-hood fuse/relay box for more than 10 seconds.
5. Start the engine, and shift to M position. Start the vehicle off in 1st, drive at 25 mph (40 km/h) for 10 seconds, shift to 2nd gear, drive at 25 mph (40 km/h) for 10 seconds, then downshift to 1st gear, and drive at 25 mph (40 km/h) for 10 seconds.
6. Recheck for DTC P0750.
Does the scan tool indicate code P0750?
YES - Go to step 7.
NO - The problem has been corrected.
7. Check for warranty coverage.
Is the vehicle under warranty?
YES - Replace the transmission assembly.
NO - Go to step 8.
8. Turn the ignition switch OFF.
9. Remove the transmission, and overhaul transmission hydraulic control system and the 2nd clutch line.
10. Install the transmission on the vehicle.
11. Reset the PCM memory by removing the No. 6 ECU fuse (15 A) in the under-hood fuse/relay box for more than 10 seconds, if necessary.
12. Start the engine, and shift to M position. Start the vehicle off in 1st, drive at 25 mph (40 km/h) for 10 seconds, shift to 2nd gear, drive at 25 mph (40 km/h) for 10 seconds, then downshift to 1st gear, and drive at 25 mph (40 km/h) for 10 seconds.
13. Recheck for DTC P0750.
Does the OBD II scan tool indicate code P0750?
YES - Replace the transmission assembly.
NO - The problem has been corrected.