Possible Causes
WARNING: This page is about a different car, the 2002 Mazda 626 and 2001 Mazda 626. However, it is still accessible from the selected car via links, so may be relevant.
Following items are possible causes for DTCs P0731-P0734, P0750, P0751, P0755 and P0756:
- Poor engine performance.
- Engine overheating.
- Low battery voltage.
- Shift solenoid malfunction.
- Shift solenoid open or short circuit.
- Damaged or corroded harness connection.
- Turbine shaft speed sensor malfunction.
- Output shaft speed sensor malfunction.
- Valve body malfunction.
- Misadjusted shift linkage.
- Transaxle overheating.