Chery A11. Manual — part 64
CHERY AUTOMOBILE CO., LTD Automatic Transmission Fault Diagnosis Manual
Clutch E
Housing
Main back output gear
Parking mechanism
Control valve plate assembly
Clutch A and brake D control valve plate
Bottom valve plate
Main valve plate
Transmission assembly
Brief introduction of automatic transmission structure and working
principle
Brief introduction of the transmission
Torque converter
Oil pump
Planetary mechanism
Control elements
Power transfer
Parking brake
Hydraulic control system
Centrifugal governor
3
CHERY AUTOMOBILE CO., LTD Automatic Transmission Fault Diagnosis Manual
4HP14 Automatic transmission technical parameters.
Transmission Technical Parameter
Design ability
Input torque
100-270N.m
Converter maximum gain coefficient
1.9-2.5
Converter diameter
260mm
Gear ratio
Gear 1
2.412
Gear 2
1.369
Gear 3 (maximum)
1.000
Gear 4
0.739
Back gear
2.828
Transmission weight
55kg
Torque converter weight
10.5kg
Fluid capacity
5.4L
Transmission oil grade
Dexron-ⅡDD,Ⅲ or Dexron-M
Fluid pressure
Position P,N,D,3,2,1 7~10kg/cm
2
Idle
Position R (back gear)
10~12kg/cm
2
Position D
10~13kg/cm
2
Stall
Position R
10~12kg/cm
2
Fluid level
Service
Fluid amount to be filled after the service
Removal, assembly and
replacement of oil pan
About 2.5L
Install new converter
About 2L
Assembly service
About 5.4L
Note: The transmission must be kept with correct fluid level. Fill in transmission fluid after each
service and check that the fluid level is correct.
Please refer to the Chapter of “Transmission fluid level inspection procedure” in this
manual for oil fluid inspection.
4
CHERY AUTOMOBILE CO., LTD Automatic Transmission Fault Diagnosis Manual
Automatic transmission shift actuator’s working principle
P R N
D
3 2 1
Control handle position
Parki
ng
Back
Neutr
al
1
2
3
4
1
2
3
1
2
1
A
Drive
clutch
○ ○ ○ ○ ○ ○ ○ ○ ○
○
B 2
nd
gear clutch
○
Clutch
E
Direct
clutch
○ ○
○
C 2
nd
gear brake
○ ○ ○
○ ○
○
C’
2
nd
/4
th
gear
brake
○
○
○
○
Brake
D 1
st
/back brake
○
○
One-way overrun
clutch
○
○
○
〔○〕
1
st
gear one-way
overrun clutch
○
○
○
5
CHERY AUTOMOBILE CO., LTD Automatic Transmission Fault Diagnosis Manual
Automatic transmission bolt tightening torque
Item N.m
Lb-Ft
Lb-In
Brake band adjusting bolt
10
-
89
Brake band lock nut
80
59
-
Bolt connecting the converter case with the housing
23
1
-
Bolt connecting the converter case with the engine
75
55
-
Connecting bolt on the odometer drive gear case
43
32
-
Bolt connecting clutch A with brake D valve plate
8
-
71
Bolt connecting the oil cooling pipe with transmission
35
26
-
Lock bolt between the oil cooling pipe and the transmission
35
26
-
Centrifugal fast mount bolt
10
-
89
Differential adjuster
7
-
62
Oil feed filter screen’s connecting bolt
8
-
71
Oil pan’s connecting bolt
10
-
89
Drain bolt of the oil pan
15
11
-
Governor’s connecting bolt
10
-
89
Grooved lock nut for back output gear
50
37
-
Bolt connecting the middle seat with the housing
10
-
89
Bolt connecting the middle seat with the oil pump
10
-
89
Auxiliary back output gear lock nut
150
110
-
Connecting bolt (Bottom valve plate)
8
-
71
Oil feed pipe fixing nut
8
11
-
Bolt connecting the bottom valve plate with main valve plate
8
-
71
Bottom valve plate exterior compression plate’s connecting bolt
40
-
71
Bottom valve plate interior compression plate’s connecting bolt
6
-
71
Neutral start switch’s connecting nut
8
30
-
Shift cable’s connecting nut
6
-
53
Shift cable’s adjusting bolt and lock nut
8
-
71
Shift cable and positioning rack’s fixing nut
10
-
53
Main valve plate slide valve compression plate’s fixing bolt
20
-
71
Side cover’s connecting bolt
10
-
89
Lock nut on driven shaft bearing’s outer racer
20
15
-
Main back output gear lock bolt (before gap adjusted)
10
-
89
Main back output gear lock bolt (after gap adjusted)
20
15
-
Pawl braking spring’s positioning bolt
10
-
89
Air throttle cable cam pawl spring
10
-
89
Bolt connecting the converter with the targeted wheel
45
33
-
Bolt connecting the transmission front suspension with the engine
80
59
-
Bolt connecting the transmission front suspension with the
transmission
80 59 -
Bolt connecting the transmission front suspension with the front
suspension gasket
65 48 -
Bolt connecting the transmission left back suspension with the
vehicle body
58 43 -
Bolt connecting the left back suspension with the transmission
30
22
-
Fixing bolt at upper part of oil feed tank
20
15
-
Valve plate assembly’s connecting bolt
8
-
71
Main valve plate control valve compression plate’s fixing bolt
8
-
71
Main valve plate shuttle valve compression plate’s fixing bolt
8
-
71
6
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