Page 179 of 2898
SAT580J
SAT824H
SELF-DIAGNOSIS CODE CONFIRMATION PROCEDURENJAT0061S05After the repair, perform the following procedure to confirm the
malfunction is eliminated.
With CONSULT-IINJAT0061S05011) Start engine.
2) Select ªSELF-DIAG RESULTSº mode for A/T with CONSULT-
II.
3) With brake pedal depressed, shift the lever from ªPº®ªNº®
ªDº®ªNº®ªPº positions.
Without CONSULT-IINJAT0061S05021) Start engine.
2) With brake pedal depressed, shift the lever from ªPº®ªNº®
ªDº®ªNº®ªPº positions.
3) Perform self-diagnosis.
Refer to ªSELF-DIAGNOSTIC PROCEDURE (Without
CONSULT-II)º, AT-44.
LINE PRESSURE SOLENOID
VALVE
EXCEPT FOR EURO-OBD
Description (Cont'd)
AT-177
Page 219 of 2898

DescriptionNJAT0287+This is an OBD-II self-diagnostic item and not available in TCM
self-diagnosis.
+This malfunction will not be detected while the O/D OFF indi-
cator lamp is indicating another self-diagnosis malfunction.
+This malfunction is detected when the A/T does not shift into
third gear position as instructed by the TCM. This is not caused
by electrical malfunction (circuits open or shorted) but by
mechanical malfunction such as control valve sticking,
improper solenoid valve operation, malfunctioning servo piston
or brake band, etc.
Gear position1234
Shift solenoid valve A ON (Closed) OFF (Open) OFF (Open) ON (Closed)
Shift solenoid valve B ON (Closed) ON (Closed) OFF (Open) OFF (Open)
TCM TERMINALS AND REFERENCE VALUENJAT0287S01Remarks: Specification data are reference values.
Terminal
No.Wire color Item ConditionJudgement stan-
dard
11 L/WShift solenoid
valve A
When shift solenoid valve A oper-
ates.
(When driving in ªD
1ºorªD4º.)Battery voltage
When shift solenoid valve A does
not operate.
(When driving in ªD
2ºorªD3º.)1V or less
ON BOARD DIAGNOSTIC LOGICNJAT0287S02This diagnosis monitors actual gear position by checking the torque
converter slip ratio calculated by TCM as follows:
Torque converter slip ratio = A x C/B
A: Output shaft revolution signal from revolution sensor
B: Engine speed signal from ECM
C: Gear ratio determined as gear position which TCM supposes
If the actual gear position is higher than the position (3rd) supposed
by TCM, the slip ratio will be more than normal. In case the ratio
exceeds the specified value, TCM judges this diagnosis malfunc-
tion.
This malfunction will be caused when shift solenoid valve A is stuck
closed.
Gear position supposed by TCM1234
In case of gear position with no malfunctions1234
In case of gear position with shift solenoid valve A stuck closed 1 1 4* 4
*: P0733 is detected.
Diagnostic trouble code Malfunction is detected when ... Check items (Possible cause)
: A/T 3RD GR FNCTN
A/T cannot be shifted to the 3rd gear
position even if electrical circuit is good.+Shift solenoid valve A
+Each clutch
+Hydraulic control circuit
: P0733
DTC P0733 A/T 3RD GEAR FUNCTIONEURO-OBD
Description
AT-217
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6. Vehicle Does Not Creep Backward In ªRº
Position
=NJAT0336SYMPTOM:
Vehicle does not creep backward when selecting ªRº position.
1 CHECK A/T FLUID LEVEL
Check A/T fluid level again.
SAT638A
OK or NG
OK©GO TO 2.
NG©Refill ATF.
2 CHECK STALL TEST
Check stall revolution with selector lever in ª1º and ªRº positions.
Refer to ªSTALL TESTº, AT-80.
SAT493G
OK or NG
OK©GO TO 3.
OK in ª1º position, NG in
ªRº position©1. Remove control valve assembly. Refer to ªON-VEHICLE SERVICEº, AT-351.
2. Check the following items:
+Valves to control line pressure (Pressure regulator valve, pressure modifier valve, pilot
valve and pilot filter)
+Line pressure solenoid valve (AT-176: General and except for Euro-OBD/AT-239:
Euro-OBD)
3. Disassemble A/T.
4. Check the following items:
+Oil pump assembly
+Torque converter
+Reverse clutch assembly
+High clutch assembly
+Low & reverse brake assembly
+Low one-way clutch
NG in both ª1º and ªRº
positions©GO TO 6.
TROUBLE DIAGNOSES FOR SYMPTOMS
6. Vehicle Does Not Creep Backward In ªRº Position
AT-305
Page 309 of 2898
6 DETECT MALFUNCTIONING ITEM
1. Remove control valve assembly. Refer to ªON-VEHICLE SERVICEº, AT-351.
2. Check the following items:
+Valves to control line pressure (Pressure regulator valve, pressure modifier valve, pilot valve and pilot filter)
+Line pressure solenoid valve (AT-176: General and except for Euro-OBD/AT-239: Euro-OBD)
3. Disassemble A/T.
4. Check the following items:
+Oil pump assembly
+Torque converter
+Reverse clutch assembly
+High clutch assembly
+Low & reverse brake assembly
+Low one-way clutch
OK or NG
OK©GO TO 5.
NG©Repair or replace damaged parts.
TROUBLE DIAGNOSES FOR SYMPTOMS
6. Vehicle Does Not Creep Backward In ªRº Position (Cont'd)
AT-307
Page 312 of 2898
6 DETECT MALFUNCTIONING ITEM
1. Remove control valve assembly. Refer to AT-351.
2. Check the following items:
+Valves to control line pressure (Pressure regulator valve, pressure modifier valve, pilot valve and pilot filter)
+Line pressure solenoid valve (AT-176: General and except for Euro-OBD/AT-239: Euro-OBD)
3. Disassemble A/T.
4. Check the following items:
+Oil pump assembly
+Forward clutch assembly
+Forward one-way clutch
+Low one-way clutch
+Low & reverse brake assembly
+Torque converter
OK or NG
OK©GO TO 5.
NG©Repair or replace damaged parts.
TROUBLE DIAGNOSES FOR SYMPTOMS
7. Vehicle Does Not Creep Forward In ªDº, ª2º Or ª1º Position (Cont'd)
AT-310
Page 318 of 2898
7 CHECK SYMPTOM
Check again.
OK or NG
OK©INSPECTION END
NG©1. Perform TCM input/output signal inspection.
2. If NG, recheck TCM pin terminals for damage or loose connection with harness con-
nector.
8 DETECT MALFUNCTIONING ITEM
1. Remove control valve. Refer to AT-351.
2. Check the following items:
+Shift valve A
+Shift solenoid valve A (AT-142: General and except for Euro-OBD/AT-246: Euro-OBD)
+Pilot valve
+Pilot filter
3. Disassemble A/T.
4. Check the following items:
+Servo piston assembly
+Brake band
+Oil pump assembly
OK or NG
OK©GO TO 7.
NG©Repair or replace damaged parts.
TROUBLE DIAGNOSES FOR SYMPTOMS
9. A/T Does Not Shift: D1®D2Or Does Not Kickdown: D4®D2(Cont'd)
AT-316
Page 324 of 2898
6 CHECK SYMPTOM
Check again.
OK or NG
OK©INSPECTION END
NG©1. Perform TCM input/output signal inspection.
2. If NG, recheck TCM pin terminals for damage or loose connection with harness con-
nector.
7 DETECT MALFUNCTIONING ITEM
1. Remove control valve assembly. Refer to AT-351.
2. Check the following items:
+Shift valve B
+Overrun clutch control valve
+Shift solenoid valve B
+Pilot valve
+Pilot filter
3. Disassemble A/T.
4. Check the following items:
+Servo piston assembly
+Brake band
+Torque converter
+Oil pump assembly
OK or NG
OK©GO TO 6.
NG©Repair or replace damaged parts.
TROUBLE DIAGNOSES FOR SYMPTOMS
11. A/T Does Not Shift: D3®D4(Cont'd)
AT-322
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15. Engine Speed Does Not Return To Idle
(Light Braking D
4®D3)=NJAT0345SYMPTOM:
+Engine speed does not smoothly return to idle when A/T
shifts from D
4to D3.
+Vehicle does not decelerate by engine brake when turning
overdrive control switch OFF.
+Vehicle does not decelerate by engine brake when shifting
A/T from ªDº to ª2º position.
1 CHECK SELF-DIAGNOSTIC RESULTS
Does self-diagnosis show damage to overrun clutch solenoid valve circuit after cruise test?
SAT348H
YesorNO
Ye s©Check overrun clutch solenoid valve circuit. Refer to AT-154 (General and except for
Euro-OBD)/AT-268 (Euro-OBD).
No©GO TO 2.
2 CHECK THROTTLE POSITION SENSOR
Check throttle position sensor. Refer to EC-207, ªDTC P0120 THROTTLE POSITION SENSORº.
SAT004K
OK or NG
OK©GO TO 3.
NG©Repair or replace throttle position sensor. (AT-134: General and except for Euro-OBD/AT-
258: Euro-OBD)
TROUBLE DIAGNOSES FOR SYMPTOMS
15. Engine Speed Does Not Return To Idle (Light Braking D4®D3)
AT-328