Toyota Celica 2005, Repair Manual

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DI − 788
− DIAGNOSTICS AUTOMATIC TRANSAXLE (U341E)
2005 CELICA (RM1131U)
Chapter 3: Off − vehicle Repair
( L : U341E AUTOMATIC TRANSAXLE Repair Manual Pub. No. RM735U)
Symptom Suspected Area See page
Vehicle does not move in any forward positions and reverse posi-
tion
1. Planetary gear unit
2. Forward clutch
3. One
− way clutch No. 2
4. Reverse Clutch
5. 1st and reverse brake
L
L
L
L
L
Vehicle does not move in R position
1. Planetary gear unit
2. Reverse Clutch
3. 1st and reverse brake L
L
L
No up − shift (1st → 2nd)
1. 2nd brake
2. One
− way clutch No. 1
L
L
No up − shift (2nd → 3rd) Direct clutch L
No up − shift (3rd
→
O/D) O/D and 2nd brake
L
No lock − up or No lock − up off Torque converter clutch AX − 36
Harsh engagement (N → D)
1. Forward clutch
2. One
− way clutch No. 2
L
L
Harsh engagement (N → R)
1. Reverse clutch
2. 1st and reverse brake L
L
Harsh engagement (Lock − up) Torque converter clutch AX − 36
Harsh engagement (1st → 2nd)
1. 2nd brake
2. One
− way clutch No. 1
L
L
Harsh engagement (2nd → 3rd) Direct clutch L
Harsh engagement (3rd → O/D) O/D and 2nd brake L
Slip or shudder (Forward position)
1. Torque converter clutch
2. Forward clutch
3. Direct clutch
4. O/D and 2nd brake
5. 2nd brake
6. One
− way clutch No. 1
7. One − way clutch No. 2
AX − 36
L
L
L
L
L
L
Slip or shudder (Reverse position)
1. Reverse clutch
2. 1st and reverse brake L
L
Slip or shudder (1st) One − way clutch No. 2 L
Slip or shudder (2nd)
1. 2nd brake
2. One
− way clutch No. 1
L
L
Slip or shudder (3rd) Direct clutch L
Slip or shudder (O/D) O/D and 2nd brake L
No engine braking (1st: L position) 1st and reverse brake L
No engine braking (2nd: 2 position) O/D and 2nd brake L
Poor acceleration (All position) Torque converter clutch AX − 36
Large shift shock or engine stalls when starting off or stopping Torque converter clutch AX − 36
988