LEMON Manuals: Even more car manuals for everyone
Home >> Mazda >> 2024 >> CX-90 Turbo Select >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Symptom Troubleshooting - Automatic Transaxle (Mm8AX-EC) >> Excessive Shift Shock Is Felt When Upshifting And Downshifting

Excessive Shift Shock Is Felt When Upshifting And Downshifting

EXCESSIVE SHIFT SHOCK IS FELT WHEN UPSHIFTING AND DOWNSHIFTING (NJ8A(X)-EC/NN8A(X)-EC/MM8A(X)-EC) DESCRIPTION AND POSSIBLE CAUSE

Description
  • Excessive shift shock is felt when depressing accelerator pedal to accelerate at upshifting.
  • During cruising, excessive shift shock is felt when depressing accelerator pedal at downshifting.
Possible cause
  1. Initial learning is not completed. (See INITIAL LEARNING [MM8AX-EC] .)
  2. Input signal malfunction in the following. (See PID/DATA MONITOR INSPECTION .)

    PCM: 

  3. Insufficient tightening of engine mount (Refer to [ENGINE MOUNT REMOVAL/INSTALLATION ] ).
  4. Insufficient tightening of suspension
  5. Engine control system malfunction (See SYMPTOM TROUBLESHOOTING [H3T] .)
System wiring diagram
  • Not applicable