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Home >> Mazda >> 2016 >> CX-9 Signature >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Symptom Troubleshooting - Automatic Transaxle >> Symptom Troubleshooting Item Table

Symptom Troubleshooting Item Table

NOTE:
  • When driving on high-altitude roads, the TCM determines that the driving mode is the AAS mode, and may change to a different shift timing from the normal timing.
Troubleshooting item Description Article
Vehicle does not move in D, M or R position
  • Vehicle does not move when accelerator pedal is depressed.
  • The engine revs up but the vehicle does not move even though the accelerator pedal is depressed.
  • Tires are locked and do not move even though the accelerator pedal is depressed.
(Refer to VEHICLE DOES NOT MOVE IN D, M OR R POSITION .)
Vehicle moves in P position, or parking gear does not disengage when P is disengaged
  • Vehicle rolls when on a downward slope in P position.
  • Vehicle does not move in D, M and R position when accelerator pedal is depressed, and engine remains in stalled condition.
(Refer to VEHICLE MOVES IN P POSITION, OR PARKING GEAR DOES NOT DISENGAGE WHEN P IS DISENGAGED .)
Excessive creep
  • Vehicle accelerates in D and R position when accelerator pedal is not depressed.
(Refer to EXCESSIVE CREEP .)
No creep at all
  • Vehicle does not move in D, M or R position when idling on flat paved road.
(Refer to NO CREEP AT ALL .)
Low maximum speed and poor acceleration
  • Vehicle acceleration is poor at start.
  • Delayed acceleration when accelerator pedal is depressed while driving.
(Refer to LOW MAXIMUM SPEED AND POOR ACCELERATION .)
No shifting
  • Single shift position only.
  • Sometimes shifts correctly.
(Refer to NO SHIFTING .)
Does not shift to 5GR or 6GR
  • Vehicle does not upshift from 4GR to 5GR or 5GR to 6GR even though vehicle speed is increased.
  • At a vehicle speed range where the transaxle should shift up to 5GR and 6GR gears in D position based on the shift pattern, the transaxle does not shift to 5GR and 6GR gears by gradually releasing the accelerator pedal.
(Refer to DOES NOT SHIFT TO 5GR OR 6GR .)
Abnormal shifting
  • Shifts incorrectly (incorrect shift pattern).
(Refer to ABNORMAL SHIFTING .)
Frequent shifting
  • Downshifting occurs suddenly even when accelerator pedal is depressed slightly in D position.
(Refer to FREQUENT SHIFTING .)
Shift point is high or low
  • Shift point considerably different from automatic shift diagram.
  • Shift delays when accelerating.
  • Shift occurs suddenly when accelerating and engine speed does not increase.
(Refer to SHIFT POINT IS HIGH OR LOW .)
No kickdown
  • Does not downshift when accelerator pedal is fully depressed within kickdown range.
(Refer to NO KICKDOWN .)
Engine flares up or slips when upshifting or downshifting
  • When accelerator pedal is depressed, engine speed increases normally but vehicle speed increases slowly.
  • When accelerator pedal is depressed while driving, engine speed increases but vehicle speed does not.
(Refer to ENGINE FLARES UP OR SLIPS WHEN UPSHIFTING OR DOWNSHIFTING .)
Judder upon torque converter clutch (TCC) operation
  • Vehicle jolts when TCC is engaged.
(Refer to JUDDER UPON TORQUE CONVERTER CLUTCH (TCC) OPERATION .)
Excessive shift shock from N to D or N to R position
  • Strong shock is felt when shifting from N to D or N to R position at idle.
(Refer to EXCESSIVE SHIFT SHOCK FROM N TO D OR N TO R POSITION .)
Slow engaging after operating selector lever from N to D position
  • When depressing the accelerator pedal just after operating the selector lever from N to D position with the ATF temperature at 60 °C {140 °F} or more  , it takes 3 s or more  to engage.
  • Malfunction symptom only occurs once when accelerating from a standstill.
  • Engagement after operating the selector lever from N to R position is normal.
(Refer to SLOW ENGAGING AFTER OPERATING SELECTOR LEVER FROM N TO D POSITION .)
Excessive shift shock is felt when upshifting and downshifting
  • 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.
(Refer to EXCESSIVE SHIFT SHOCK IS FELT WHEN UPSHIFTING AND DOWNSHIFTING .)
Excessive shift shock on torque converter clutch (TCC)
  • Strong shock is felt when TCC is engaged.
(Refer to EXCESSIVE SHIFT SHOCK ON TORQUE CONVERTER CLUTCH (TCC) .)
Noise occurs at idle when vehicle is stopped in all positions
  • Transaxle is noisy in all positions when vehicle idling.
(Refer to NOISE OCCURS AT IDLE WHEN VEHICLE IS STOPPED IN ALL POSITIONS .)
Noise occurs at idle when vehicle is stopped in D, M or R position
  • Transaxle is noisy in driving positions when vehicle is idling.
(Refer to NOISE OCCURS AT IDLE WHEN VEHICLE IS STOPPED IN D, M OR R POSITION .)
Transaxle overheats
  • Burnt smell emitted from the transaxle.
  • Smoke is emitted from the transaxle.
(Refer to TRANSAXLE OVERHEATS .)
Engine stalls when shifted to D, M or R position
  • Engine stalls when shifting from N or P position to D, M or R position at idle.
(Refer to ENGINE STALLS WHEN SHIFTED TO D, M OR R POSITION .)
Starter does not work
  • Starter does not work even when in P or N position.
(Refer to STARTER DOES NOT WORK .)
Gear position indicator does not illuminate in M position
  • Gear position indicator in instrument cluster does not illuminate in M position with the ignition switched ON (engine off or on).
(Refer to GEAR POSITION INDICATOR DOES NOT ILLUMINATE IN M POSITION .)
Gear position indicator illuminates in P, R, N and D positions
  • Gear position indicator in instrument cluster illuminates in P, R, N and D positions with the ignition switched ON (engine off or on).
(Refer to GEAR POSITION INDICATOR ILLUMINATES IN P, R, N AND D POSITIONS .)
M position indicator light does not illuminate in M position/M position indicator light illuminates in D position
  • M position indicator light in instrument cluster does not illuminate in M position or M position indicator light in instrument cluster in P, R, N and D positions with the ignition switched ON (engine off or on).
(Refer to M POSITION INDICATOR LIGHT DOES NOT ILLUMINATE IN M POSITION/M POSITION INDICATOR LIGHT ILLUMINATES IN D POSITION .)
ATF Refer to ping from automatic transaxle
  • ATF is Refer to ping from the automatic transaxle case.
  • Foreign matter mixed with ATF is in the automatic transaxle case.
(Refer to ATF Refer to PING FROM AUTOMATIC TRANSAXLE .)