Chery SQR 7160 sedan. Manual - part 73

CHERY AUTOMOBILE CO., LTD                   Automatic Transmission Fault Diagnosis Manual 

4HP14 Automatic transmission fault diagnosis 

Fault analysis when the control handle is at Position P   

Fault analysis when the control handle is at Position R   

Fault analysis when the control handle is at Position N   

Fault analysis when the control handle is at Position D   

Fault analysis when the control handle is at Position 2   

Fault analysis when the control handle is at Position 1 

Other common fault analysis 

Oil leaking fault 

Fluid pressure inspection procedure   

 

Oil leaking position inspection   

Common oil leaking   

 

4HP14 Automatic transmission assembly’s service   

Vehicle Service   

Transmission fluid level inspection   

Oil changing   

Oil feed filter screen and gasket   

Housing gap sealing   

Gearshift cable adjustment 

Air throttle cable removal and assembly   

Air throttle cable adjustment   

Air throttle cam   

Neutral start switch   

Control mechanism electromagnectic interlock   

Oil feed pipe   

Vehicle speed sensor   

Oil pan and gasket   

Side cover and gasket   

Odometer drive gear case   

Transmission shaft oil sealing   

Oil cooling pipe   

Left back suspension   

Front suspension   

Removal and assembly of the automatic transmission on the vehicle.   

 

Interior disassembly of the automatic transmission.   

Service of major parts inside the transmission 

Band brake C’   

Intermediate seat, brake C and oil pump assembly   

Clutch B and gear 2 one-way overrun clutch   

Clutch A   

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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   
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

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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.   

   

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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   

 

 

 

○

○  

 

○ 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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