Problem Symptoms Table
HINT:
- Use the table below to help determine the cause of the problem symptom. The potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
- The Matrix Chart is divided into 2 chapters. When troubleshooting, check Chapter 1 first. If instructions are given in Chapter 1 to proceed to 2, proceed as instructed.
- If the instruction "Proceed to next circuit inspection shown in problem symptoms table" is given in the flowchart for each circuit, proceed to the next suspected area in the table.
- If the problem still occurs even though there are no malfunctions in any of the circuits, check the TCM and replace it if necessary.
- *: When the circuit is defective, a DTC may be output.
- CHAPTER 1: ELECTRONIC CIRCUIT MATRIX CHART PROBLEM SYMPTOMS CHART
- CHAPTER 2: ON-VEHICLE REPAIR AND OFF-VEHICLE REPAIR PROBLEM SYMPTOMS CHART
Symptom Suspected Area See Vehicle does not move in any forward position and reverse position Transmission control rod AUTOMATIC TRANSMISSION ASSEMBLY Manual valve AUTOMATIC TRANSMISSION UNIT Parking lock pawl AUTOMATIC TRANSMISSION UNIT Rear planetary ring gear assembly AUTOMATIC TRANSMISSION UNIT Torque converter clutch TORQUE CONVERTER AND DRIVE PLATE Vehicle does not move with shift lever on R Valve body assembly VALVE BODY ASSEMBLY Reverse clutch (C4) AUTOMATIC TRANSMISSION UNIT No. 2 brake (B2) AUTOMATIC TRANSMISSION UNIT No up-shift(1st → 2nd) Valve body assembly VALVE BODY ASSEMBLY Forward multiple clutch (C1) AUTOMATIC TRANSMISSION UNIT No. 1 brake (B1) AUTOMATIC TRANSMISSION UNIT No up-shift (2nd → 3rd) Valve body assembly VALVE BODY ASSEMBLY Forward multiple clutch (C1) AUTOMATIC TRANSMISSION UNIT No. 3 clutch (C3) AUTOMATIC TRANSMISSION UNIT No up-shift (3rd → 4th) Valve body assembly VALVE BODY ASSEMBLY Forward multiple clutch (C1) AUTOMATIC TRANSMISSION UNIT Reverse clutch (C4) AUTOMATIC TRANSMISSION UNIT No up-shift (4th → 5th) Valve BODY ASSEMBLY VALVE BODY ASSEMBLY Forward multiple clutch (C1) AUTOMATIC TRANSMISSION UNIT No. 2 clutch (C2) AUTOMATIC TRANSMISSION UNIT No up-shift (5th → 6th) Valve body assembly VALVE BODY ASSEMBLY No. 2 clutch (C2) AUTOMATIC TRANSMISSION UNIT Reverse clutch (C4) AUTOMATIC TRANSMISSION UNIT No up-shift (6th → 7th) Valve body assembly VALVE BODY ASSEMBLY No. 2 clutch (C2) AUTOMATIC TRANSMISSION UNIT No. 3 clutch (C3) AUTOMATIC TRANSMISSION UNIT No up-shift (7th → 8th) Valve body assembly VALVE BODY ASSEMBLY No. 2 clutch (C2) AUTOMATIC TRANSMISSION UNIT No. 1 brake (B1) AUTOMATIC TRANSMISSION UNIT No down-shift (8th → 7th) Valve body assembly VALVE BODY ASSEMBLY No. 2 clutch (C2) AUTOMATIC TRANSMISSION UNIT No. 3 clutch (C3) AUTOMATIC TRANSMISSION UNIT No down-shift (7th → 6th) Valve body assembly VALVE BODY ASSEMBLY No. 2 clutch (C2) AUTOMATIC TRANSMISSION UNIT Reverse clutch (C4) AUTOMATIC TRANSMISSION UNIT No down-shift (6th → 5th) Valve body assembly VALVE BODY ASSEMBLY Forward multiple clutch (C1) AUTOMATIC TRANSMISSION UNIT No. 2 clutch (C2) AUTOMATIC TRANSMISSION UNIT No down-shift (5th → 4th) Valve body assembly VALVE BODY ASSEMBLY Forward multiple clutch (C1) AUTOMATIC TRANSMISSION UNIT Reverse clutch (C4) AUTOMATIC TRANSMISSION UNIT No down-shift (4th → 3rd) Valve body assembly VALVE BODY ASSEMBLY Forward multiple clutch (C1) AUTOMATIC TRANSMISSION UNIT No. 3 clutch (C3) AUTOMATIC TRANSMISSION UNIT No down-shift (3rd → 2nd) Valve body assembly VALVE BODY ASSEMBLY Forward multiple clutch (C1) AUTOMATIC TRANSMISSION UNIT No. 1 brake (B1) AUTOMATIC TRANSMISSION UNIT No down-shift (2nd → 1st) Valve body assembly VALVE BODY ASSEMBLY Forward multiple clutch (C1) AUTOMATIC TRANSMISSION UNIT No. 1 ONE-WAY CLUTCH (F1) AUTOMATIC TRANSMISSION UNIT No lock-up or no lock-up off Valve body assembly VALVE BODY ASSEMBLY Torque converter clutch TORQUE CONVERTER AND DRIVE PLATE Harsh engagement (N → D) Valve body assembly VALVE BODY ASSEMBLY Forward multiple clutch (C1) AUTOMATIC TRANSMISSION UNIT No. 1 one-way clutch (F1) AUTOMATIC TRANSMISSION UNIT Harsh engagement (N → R) Valve body assembly VALVE BODY ASSEMBLY Reverse clutch (C4) AUTOMATIC TRANSMISSION UNIT No. 2 brake (B2) AUTOMATIC TRANSMISSION UNIT No. 1 one-way clutch (F1) AUTOMATIC TRANSMISSION UNIT Harsh engagement (lock-up) Valve body assembly VALVE BODY ASSEMBLY Torque converter clutch TORQUE CONVERTER AND DRIVE PLATE Harsh engagement (1st → 2nd → 3rd → 4th → 5th → 6th → 7th → 8th) Valve body assembly VALVE BODY ASSEMBLY Harsh engagement (1st → 2nd) Valve body assembly VALVE BODY ASSEMBLY Forward multiple clutch (C1) AUTOMATIC TRANSMISSION UNIT No. 1 brake (B1) AUTOMATIC TRANSMISSION UNIT No. 1 one-way clutch (F1) AUTOMATIC TRANSMISSION UNIT Harsh engagement (2nd → 3rd) Valve body assembly VALVE BODY ASSEMBLY Forward multiple clutch (C1) AUTOMATIC TRANSMISSION UNIT No. 3 clutch (C3) AUTOMATIC TRANSMISSION UNIT No. 1 one-way clutch (F1) AUTOMATIC TRANSMISSION UNIT Harsh engagement (3rd → 4th) Valve body assembly VALVE BODY ASSEMBLY Forward multiple clutch (C1) AUTOMATIC TRANSMISSION UNIT Reverse clutch (C4) AUTOMATIC TRANSMISSION UNIT No. 1 one-way clutch (F1) AUTOMATIC TRANSMISSION UNIT Harsh engagement (4th → 5th) Valve body assembly VALVE BODY ASSEMBLY Forward multiple clutch (C1) AUTOMATIC TRANSMISSION UNIT No. 2 clutch (C2) AUTOMATIC TRANSMISSION UNIT No. 1 one-way clutch (F1) AUTOMATIC TRANSMISSION UNIT Harsh engagement (5th → 6th) Valve body assembly VALVE BODY ASSEMBLY No. 2 clutch (C2) AUTOMATIC TRANSMISSION UNIT Reverse clutch (C4) AUTOMATIC TRANSMISSION UNIT No. 1 one-way clutch (F1) AUTOMATIC TRANSMISSION UNIT Harsh engagement (6th → 7th) Valve body assembly VALVE BODY ASSEMBLY No. 2 clutch (C2) AUTOMATIC TRANSMISSION UNIT No. 3 clutch (C3) AUTOMATIC TRANSMISSION UNIT No. 1 one-way clutch (F1) AUTOMATIC TRANSMISSION UNIT Harsh engagement (7th → 8th) Valve body assembly VALVE BODY ASSEMBLY No. 2 clutch (C2) AUTOMATIC TRANSMISSION UNIT No. 1 brake (B1) AUTOMATIC TRANSMISSION UNIT No. 1 one-way clutch (F1) AUTOMATIC TRANSMISSION UNIT Slip or shudder (shift lever on R) Reverse clutch (C4) AUTOMATIC TRANSMISSION UNIT No. 2 brake (B2) AUTOMATIC TRANSMISSION UNIT Torque converter clutch TORQUE CONVERTER AND DRIVE PLATE Slip or shudder (1st) Forward multiple clutch (C1) AUTOMATIC TRANSMISSION UNIT No. 1 one-way clutch (F1) AUTOMATIC TRANSMISSION UNIT Torque converter clutch TORQUE CONVERTER AND DRIVE PLATE Slip or shudder (2nd) Forward multiple clutch (C1) AUTOMATIC TRANSMISSION UNIT No. 1 brake (B1) AUTOMATIC TRANSMISSION UNIT Torque converter clutch TORQUE CONVERTER AND DRIVE PLATE Slip or shudder (3rd) Forward multiple clutch (C1) AUTOMATIC TRANSMISSION UNIT No. 3 clutch (C3) AUTOMATIC TRANSMISSION UNIT Torque converter clutch TORQUE CONVERTER AND DRIVE PLATE Slip or shudder (4th) Forward multiple clutch (C1) AUTOMATIC TRANSMISSION UNIT Reverse clutch (C4) AUTOMATIC TRANSMISSION UNIT Torque converter clutch TORQUE CONVERTER AND DRIVE PLATE Slip or shudder (5th) Forward multiple clutch (C1) AUTOMATIC TRANSMISSION UNIT No. 2 clutch (C2) AUTOMATIC TRANSMISSION UNIT Torque converter clutch TORQUE CONVERTER AND DRIVE PLATE Slip or shudder (6th) No. 2 clutch (C2) AUTOMATIC TRANSMISSION UNIT Reverse clutch (C4) AUTOMATIC TRANSMISSION UNIT Torque converter clutch TORQUE CONVERTER AND DRIVE PLATE Slip or shudder (7th) No. 2 clutch (C2) AUTOMATIC TRANSMISSION UNIT No. 3 clutch (C3) AUTOMATIC TRANSMISSION UNIT Torque converter clutch TORQUE CONVERTER AND DRIVE PLATE Slip or shudder (8th) No. 2 clutch (C2) AUTOMATIC TRANSMISSION UNIT No. 1 brake (B1) AUTOMATIC TRANSMISSION UNIT Torque converter clutch TORQUE CONVERTER AND DRIVE PLATE No engine braking (1st: shift lever on 1) Valve body assembly VALVE BODY ASSEMBLY Forward multiple clutch (C1) AUTOMATIC TRANSMISSION UNIT No. 2 brake (B2) AUTOMATIC TRANSMISSION UNIT No engine braking (2nd: shift lever on 2) Valve body assembly VALVE BODY ASSEMBLY Forward multiple clutch (C1) AUTOMATIC TRANSMISSION UNIT No. 1 brake (B1) AUTOMATIC TRANSMISSION UNIT No engine braking (3rd: shift lever on 3) Valve body assembly VALVE BODY ASSEMBLY Forward multiple clutch (C1) AUTOMATIC TRANSMISSION UNIT No. 3 clutch (C3) AUTOMATIC TRANSMISSION UNIT No engine braking (4th: shift lever on 4) Valve body assembly VALVE BODY ASSEMBLY Forward multiple clutch (C1) AUTOMATIC TRANSMISSION UNIT Reverse clutch (C4) AUTOMATIC TRANSMISSION UNIT No engine braking (5th: shift lever on 5) Valve body assembly VALVE BODY ASSEMBLY Forward multiple clutch (C1) AUTOMATIC TRANSMISSION UNIT No. 2 clutch (C2) AUTOMATIC TRANSMISSION UNIT No engine braking (6th: shift lever on 6) Valve body assembly VALVE BODY ASSEMBLY No. 2 clutch (C2) AUTOMATIC TRANSMISSION UNIT Reverse clutch (C4) AUTOMATIC TRANSMISSION UNIT No kick-down Valve body assembly VALVE BODY ASSEMBLY Shift point too high or too low Valve body assembly VALVE BODY ASSEMBLY Poor acceleration (all positions) Valve body assembly VALVE BODY ASSEMBLY Torque converter clutch TORQUE CONVERTER AND DRIVE PLATE Engine stalls when starting off or stopping Valve body assembly VALVE BODY ASSEMBLY Torque converter clutch TORQUE CONVERTER AND DRIVE PLATE