Toyota Camry Manual page 1424

6. MECHANICAL SYSTEM TESTS
(a) Measure the stall speed.
The object of this test is to check the overall performance of the transaxle and engine by measuring
the stall speeds in the D and R positions.
NOTICE:
Do the test at normal operating fluid temperature 50 – 80 °C (122 – 176 °F).
D
D
Do not continuously run this test for longer than 5 seconds.
D
To ensure safety, conduct this test in a wide, clear level area which provides good traction.
D
The stall test should always be carried out in pairs. One technician should observe the condi-
tions of wheels or wheel stoppers outside the vehicle while the other is doing the test.
(1) Chock the 4 wheels.
(2) Connect an OBD II scan tool or TOYOTA hand–held tester to DLC3.
(3) Fully apply the parking brake.
(4) Keep your left foot depressing firmly on the brake pedal.
(5) Start the engine.
(6) Shift into the D position. Press all the way down on the accelerator pedal with your right foot.
Quickly read the stall speed at this time.
Stall speed: 2,450 ± 150 rpm
(7) Do the same test in R position.
Stall speed: 2,450 ± 150 rpm
Evaluation:
(a) Stall speed low in D and R positions
(b) Stall speed high in D position
(c) Stall speed high in R position
(d) Stall speed high in D and R positions
DIAGNOSTICS
Problem
– AUTOMATIC TRANSAXLE (A140E)
D Engine output may be insufficient
D Stator one–way clutch is operating properly
D HINT: If more than 600 rpm below the specified value, the torque
converter clutch could be faulty.
D Line pressure too low
D Forward clutch slipping
D No.2 one–way clutch not operating properly
D O/D clutch slipping
D Line pressure too low
D Direct clutch slipping
D 1st & reverse brake slipping
D O/D clutch slipping
D Line pressure too low
D Improper fluid level
D O/D one–way clutch not operating properly
Author :
Possible cause
Date :
DI–397
632