Toyota Sequoia (2005). Manual — part 190
–
DIAGNOSTICS
AUTOMATIC TRANSMISSION
DI–555
749
Chapter 2: On–Vehicle Repair
(
: A750E, A750F AUTOMATIC TRANSMISSION Repair Manual Pub. No. RM999U)
Symptom
Suspect Area
See page
Vehicle does not move with shift lever in any forward position and
reverse position
1. Transmission control cable
2. Manual valve
3. Parking lock pawl
4. Off–vehicle repair matrix chart
–
Vehicle does not move with shift lever in R position
1. Valve body assy
2. Off–vehicle repair matrix chart
–
No up–shift (1st
→
2nd)
1. Valve body assy
2. Off–vehicle repair matrix chart
–
No up–shift (2nd
→
3rd)
1. Valve body assy
2. Off–vehicle repair matrix chart
–
No up–shift (3rd
→
4th)
1. Valve body assy
2. Off–vehicle repair matrix chart
–
No up–shift (4th
→
5th)
1. Valve body assy
2. Off–vehicle repair matrix chart
–
No down–shift (5th
→
4th)
1. Valve body assy
2. Off–vehicle repair matrix chart
–
No down–shift (4th
→
3rd)
1. Valve body assy
2. Off–vehicle repair matrix chart
–
No down–shift (3rd
→
2nd)
1. Valve body assy
2. Off–vehicle repair matrix chart
–
No down–shift (2nd
→
1st)
1. Valve body assy
2. Off–vehicle repair matrix chart
–
No lock–up or No lock–up off
1. Shift solenoid valve (SLU)
2. Valve body assy
3. Off–vehicle repair matrix chart
–
Harsh engagement (N
→
D)
1. Shift solenoid valve (SL1)
2. Valve body assy
3. C
1
accumulator
4. Off–vehicle repair matrix chart
–
Harsh engagement (Lock–up)
1. Shift solenoid valve (SLU)
2. Valve body assy
3. Off–vehicle repair matrix chart
–
Harsh engagement (N
→
R)
1. Shift solenoid valve (SLT)
2. Shift solenoid valve (SLU)
3. Valve body assy
4. C
3
accumulator
5. Off–vehicle repair matrix chart
–
Harsh engagement (1st
→
2nd
→
3rd
→
4th
→
5th)
1. Shift solenoid valve (SLT)
2. Shift solenoid valve (SL1)
3. Valve body assy
Harsh engagement (1st
→
2nd)
1. Valve body assy
2. B
3
accumulator
3. Off–vehicle repair matrix chart
–
Harsh engagement (2nd
→
3rd)
1. Valve body assy
2. C
3
accumulator
3. Off–vehicle repair matrix chart
–
Harsh engagement (3rd
→
4th)
1. Valve body assy
2. C
2
accumulator
3. Off–vehicle repair matrix chart
–
DI–556
–
DIAGNOSTICS
AUTOMATIC TRANSMISSION
750
Harsh engagement (4th
→
5th)
1. Shift solenoid valve (SL1)
2. Shift solenoid valve (SL2)
3. Valve body assy
4. Off–vehicle repair matrix chart
–
Harsh engagement (5th
→
4th)
1. Shift solenoid valve (SL1)
2. Shift solenoid valve (SL2)
3. Valve body assy
4. Off–vehicle repair matrix chart
–
Slip or shudder (Forward and reverse)
1. Transmission control cable
2. Valve body assy
3. Oil strainer
4. Off–vehicle repair matrix chart
–
No engine braking (1st: L position)
1. Valve body assy
2. Off–vehicle repair matrix chart
–
No engine braking (2nd: 2 position)
1. Valve body assy
2. Off–vehicle repair matrix chart
–
No kick–down
Valve body assy
Shift point too high or too low
1. Shift solenoid valve (SLT)
2. Shift solenoid valve (SL1)
3. Valve body assy
Poor acceleration
1. Shift solenoid valve (SLT)
2. Valve body assy
Engine stalls when starting off or stopping
1. Shift solenoid valve (SLU)
2. Valve body assy
–
DIAGNOSTICS
AUTOMATIC TRANSMISSION
DI–557
751
Chapter 3: Off–Vehicle Repair
(
: A750E, A750F AUTOMATIC TRANSMISSION Repair Manual Pub. No. RM999U)
Symptom
Suspect Area
See page
Vehicle does not move with shift lever in any forward position and
reverse position
1. Rear planetary gear unit
2. Torque converter clutch
Vehicle does not move with shift lever in R position
1. Brake No. 4 (B
4
)
2. Clutch No. 3 (C
3
)
3. One–way clutch No.4 (F
1
)
No up–shift (1st
→
2nd)
1. Brake No. 3 (B
3
)
2. One–way clutch No.1 (F
1
)
3. One–way clutch No. 2 (F
2
)
No up–shift (2nd
→
3rd)
Clutch No. 3 (C
3
)
No up–shift (3rd
→
4th)
Clutch No. 2 (C
2
)
No up–shift (4th
→
5th)
1. Brake No. 1 (B
1
)
2. Clutch No. 1 (C
1
)
No lock–up or No lock–up off
Torque converter clutch
Harsh engagement (N
→
D)
1. Clutch No. 1 (C
1
)
2. One–way clutch No.3 (F
3
)
Harsh engagement (N
→
R)
1. Clutch No. 3 (C
3
)
2. Brake No. 4 (B
4
)
3. One–way clutch No.1 (F
1
)
Harsh engagement (1
→
2)
1. Brake No. 3 (B
3
)
2. One–way clutch No.1 (F
1
)
3. One–way clutch No. 2 (F
2
)
Harsh engagement (2
→
3)
Clutch No. 3 (C
3
)
Harsh engagement (3
→
4)
Clutch No. 2 (C
2
)
Harsh engagement (4
→
5th)
1. Brake No. 1 (B
1
)
2. Clutch No. 1 (C
1
)
Harsh engagement (Lock–up)
Torque converter clutch
Slip or shudder (Forward and reverse: After warm–up)
1. One–way clutch No.1 (F
1
)
2. Clutch No. 3 (C
3
)
3. Torque converter clutch clutch
Slip or shudder (Particular position: Just after engine starts)
Torque converter clutch
Slip or shudder (R position)
1. Brake No. 4 (B
4
)
2. One–way clutch No.1 (F
1
)
3. Clutch No. 3 (C
3
)
Slip or shudder (1st)
1. Clutch No. 1 (C
1
)
2. One–way clutch No.3 (F
3
)
Slip or shudder (2nd)
1. Clutch No. 1 (C
1
)
2. Brake No. 3 (B
3
)
3. One–way clutch No.1 (F
1
)
4. One–way clutch No.2 (F
2
)
Slip or shudder (3rd)
1. Clutch No. 1 (C
1
)
2. Clutch No. 3 (C
3
)
3. One–way clutch No.1 (F
1
)
Slip or shudder (4th)
1. Clutch No. 1 (C
1
)
2. Clutch No. 2 (C
2
)
Slip or shudder (5th)
1. Clutch No. 2 (C
2
)
2. Clutch No. 3 (C
3
)
3. Brake No. 1 (B
1
)
No engine braking (1st
−
4th: D position)
Clutch No. 1 (C
1
)
DI–558
–
DIAGNOSTICS
AUTOMATIC TRANSMISSION
752
No engine braking (1st: L position)
Brake No. 4 (B
4
)
No engine braking (2nd: 2 position)
Brake No. 2 (B
2
)
No engine braking (3rd: 3 position)
Brake No. 1 (B
1
)
Poor acceleration (All positions)
Torque converter clutch
Poor acceleration (5th)
1. Clutch No. 1 (C
1
)
2. Clutch No. 3 (C
3
)
3. Brake No. 1 (B
1
)
4. Front planetary gear unit
Engine stalls when starting off or stopping
Torque converter clutch
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст