TROUBLE DIAGNOSIS
AT-81
D
E
F
G
H
I
J
K
L
M
A
B
AT
While accelerating
in 5th, engine races
or slippage occurs.
ON vehicle
1. Fluid level and state
AT-52
2. Line pressure test
AT-53
3. Accelerator pedal position sensor
AT-152
4. CAN communication line
AT-103
5. ATF pressure switch 1 and front brake solenoid valve
AT-234
,
AT-189
6. Control valve assembly
AT-312
OFF vehicle
7. Torque converter (ATF condition “NG” only. Refer to
AT-52, "Fluid Con-
dition Check"
.)
AT-342
8. Oil pump assembly (ATF condition “NG” only. Refer to
AT-52, "Fluid
Condition Check"
.)
AT-357
9. Front brake [brake band (ATF condition “NG” only. Refer to
AT-52,
"Fluid Condition Check"
.)]
AT-342
10. Input clutch (ATF condition “NG” only. Refer to
AT-52, "Fluid Condi-
tion Check"
.)
AT-362
11. Gear system (ATF condition “NG” only. Refer to
AT-52, "Fluid Condi-
tion Check"
.)
AT-334
12. High and low reverse clutch (ATF condition “NG” only. Refer to
AT-52,
"Fluid Condition Check"
.)
AT-372
Slips at lock-up.
ON vehicle
1. Fluid level and state
AT-52
2. Line pressure test
AT-53
3. Engine speed signal
AT-121
4. Turbine revolution sensor
AT-160
5. Torque converter clutch solenoid valve
AT-123
6. CAN communication line
AT-103
7. Control valve assembly
AT-312
OFF vehicle
8. Torque converter (ATF condition “NG” only. Refer to
AT-52, "Fluid Con-
dition Check"
.)
AT-342
9. Oil pump assembly (ATF condition “NG” only. Refer to
AT-52, "Fluid
Condition Check"
.)
AT-357
Symptom
Condition
Diagnostic Item
Reference page