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Chapter 3: Off–vehicle repair
(L: U240E automatic transaxle repair manual Pub. No. RM740U)
Vehicle does not move in any forward range and reverse range
Vehicle does not move in R range
No up–shift (1st → 2nd)
No up–shift (2nd → 3rd)
No up–shift (3rd → O/D)
No lock–up or No lock–up off
Harsh engagement (N → D)
Harsh engagement (N → R)
Harsh engagement (Lock–up)
Slip or shudder (Forward position: After warm–up)
Slip or shudder (R range)
Slip or shudder (1st)
Slip or shudder (2nd)
Slip or shudder (3rd)
Slip or shudder (O/D)
No engine braking (1st – 3rd: D range)
No engine braking (1st: L range)
No engine braking (2nd: 2 range)
Poor acceleration (All range)
Poor acceleration (O/D)
Large shift shock or engine stalls when starting off or stopping
AVENSIS/CORONA SUP (RM781E)
DIAGNOSTICS
Symptom
–
AUTOMATIC TRANSAXLE (U240E)
Suspect Area
1. Front and rear planetary gear
2. U/D planetary gear
3. U/D one–way clutch (F
)
2
4. Forward clutch (C
)
1
5. U/D brake (B
)
3
1. Front and rear planetary gear unit
2. U/D planetary gear unit
3. Direct clutch (C
)
2
4. U/D brake (C
)
3
5. 1st & reverse brake (B
)
2
1. No. 1 one–way clutch (F
1
2. 2nd brake (B
)
1
Direct clutch (C
)
2
U/D clutch (C
)
3
Torque converter
1. Forward clutch (C
)
1
2. U/D one–way clutch (F
)
2
3. No. 1 one–way clutch (F
1
1. Direct clutch (C
)
2
2. 1st & reverse brake (B
)
2
Torque converter
1. Torque converter
2. Forward clutch (C
)
1
3. Direct clutch (C
)
2
4. U/D brake (C
)
3
5. No. 1 one–way clutch (F
1
6. U/D one–way clutch (F
)
2
1. Direct clutch (C
)
2
2. 1st & reverse brake (B
)
2
No. 1 one–way clutch (F
)
1
1. U/D one–way clutch (F
)
2
2. 2nd brake (B
)
1
Direct clutch (C
)
2
U/D clutch (C
)
3
U/D brake (B
)
3
1st & reverse brake (B
)
2
2nd brake (B
)
1
1. Torque converter
2. U/D planetary gear
1. U/D clutch (C
)
3
2. U/D planetary gear
Torque converter
)
)
)
DI–81
See page
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AX–38
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AX–38
AX–38
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AX–38
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