Chery Tiggo 2009 Service Manual page 1177

MEASURE STATUS
GEAR LEVER GEAR
POSITION POSITION
P -
R Reverse Gear
N Neutral Gear
Gear 1
Gear 2
D
Gear 3
Gear 4
• In accordance with the shown status of standard fluid pressure measurement table, measure the fluid pressure
of each measurement port. The measurement of each port should be within the standard range.
• If some measurement values is beyond the standard range, please refer to the fluid pressure measurement and
diagnosis table for causes.
Is the check result normal?
Yes >>
Go to step 5 for disc or plate abrasion.
No >>
Go to the next step.
3.
CHECK VALVE BODY ASSEMBLY AND FLUID PUMP AND PIPELINE
• Turn the ignition switch off.
• Disassemble and repair F4A4 automatic transaxle assembly (See Automatic Transaxle Removal & Installation in
Section 08 Transaxle & Transfer Case).
• Check valve body and fluid pump and pipeline.
Is the check result normal?
Yes >>
Go to the next step.
No >>
Replace damaged components and low speed clutch and reverse gear clutch for low pressure burned.
4.
COMPRESSED AIR TEST
• Check low speed clutch system: Low speed clutch piston should be active and maintain pressure when com-
pressed air is applied to the fluid hole.
• Check reverse gear clutch system: Reverse gear clutch piston should be active and maintain pressure when
compressed air is applied to the fluid hole.
Is the check result normal?
Yes >>
Go to the next step for disc or plate abrasion.
No >>
Replace damaged components and low speed clutch and reverse gear clutch for low pressure burned.
234
08–
DIAGNOSIS & TESTING
ENGINE DECELERATION
SPEED CLUTCH
(RPM) PRESSURE
2,500 -
2,500 - 1,270 - 1,770
2,500 -
1,010 - 1,050
2,500
(146 - 152)
2,500 -
590 - 690 (85 -
2,500
100)
2,500 -
STANDARD FLUID PRESSURE KPA (PSI)
REVERSE
OVERDRIVE
GEAR
CLUTCH
CLUTCH
PRESSURE
PRESSURE
- -
-
- -
- -
- -
590 - 690
-
(85 - 100)
590 - 690
-
(85 - 100)
Chery Automobile Co., Ltd.
LOW/
SECONDARY
REVERSE
GEAR BRAKE
CLUTCH PRESSURE
PRESSURE
310 - 390
-
(45-56)
1,270 - 1,770 -
310 - 390 (45
-
- 56)
1,010 - 1,050
-
(146 - 152)
1,010 - 1,050
-
(146 - 152)
- -
590 - 690 (85
-
- 100)
TORQUE
CONVERTER
PRESSURE
250 - 390 (36
- 56)
500 - 700 (73
- 101)
250 - 390 (36
- 56)
500 - 700 (73
- 101)
500 - 700 (73
- 101)
450 - 650 (65
- 94)
450 - 650 (65
- 94)