DTC Troubleshooting: P0750 (70-1)

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

NOTE: Record all freeze data before you troubleshoot.

1.Check the fuel and emissions system problem or A/T system problem is indicated by the DTC.

Is there any of the DTC?


YES - Perform the troubleshooting flowchart for the indicated code(s). Turn the ignition switch OFF, and go to 4 after troubleshooting.


NO - Go to 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 [1] position. Start the vehicle off in [1] position, drive at 25 mph (40 km/h) for 10 seconds, shift into [2] position, drive at 25 mph (40 km/h) for 10 seconds, then shift into [1] position, and drive at 25 mph (40 km/h) for 10 seconds.

6.Recheck for DTC P0750.

Is DTC P0750 indicated?


YES - Go to 7.


NO - The problem has been corrected.n


7.Turn the ignition switch OFF.

8.Remove the transmission, and overhaul transmission hydraulic control system and the 2nd clutch line.

9.Install the transmission on the vehicle.

10.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.

11.Start the engine, and shift to [1] position. Start the vehicle off in [1] position, drive at 25 mph (40 km/h) for 10 seconds, shift into [2] position, drive at 25 mph (40 km/h) for 10 seconds, then shift into [1] position, and drive at 25 mph (40 km/h) for 10 seconds.

12.Recheck for DTC P0750.

Is DTC P0750 indicated?


YES - Replace the transmission assembly.n


NO - The problem has been corrected.n