Page 1465 of 2493
SAT014K
SAT971J
SAT329HA
DIAGNOSTIC TROUBLE CODE (DTC) CONFIRMATION
PROCEDURE
NJAT0323S03CAUTION:
+Always drive vehicle at a safe speed.
+If conducting this ªDTC CONFIRMATION PROCEDUREº
again, always turn ignition switch ªOFFº and wait at least
5 seconds before continuing.
After the repair, perform the following procedure to confirm the
malfunction is eliminated.
With CONSULT-II
1) Turn ignition switch ªONº and select ªDATA MONITORº mode
for ªA/Tº with CONSULT-II.
2) Start engine and accelerate vehicle from 0 to 25 km/h (0 to 16
MPH).
Without CONSULT-II
1) Start engine.
2) Drive vehicle under the following conditions:
Selector lever in ªDº and vehicle speed higher than 25 km/h (16
MPH).
3) Perform self-diagnosis.
Refer to TCM SELF-DIAGNOSTIC PROCEDURE (No Tools),
AT-61.
DTC VHCL SPEED SEN´MTR VEHICLE SPEED
SENSOR´MTR
EURO-OBD
Description (Cont'd)
AT-279
Page 1466 of 2493
Wiring Diagram Ð AT Ð VSSMTRNJAT0324
YAT246
DTC VHCL SPEED SEN´MTR VEHICLE SPEED
SENSOR´MTR
EURO-OBD
Wiring Diagram Ð AT Ð VSSMTR
AT-280
Page 1467 of 2493

Diagnostic ProcedureNJAT0325
1 CHECK INPUT SIGNAL
With CONSULT-II
1. Start engine.
2. Select ªECU INPUT SIGNALSº in ªDATA MONITORº mode for ªA/Tº with CONSULT-II.
3. Read out the value of ªVHCL/S SE´MTRº while driving.
Check the value changes according to driving speed.
SAT614J
Without CONSULT-II
1. Start engine.
2. Check voltage between TCM terminal 40 and ground while driving at 2 to 3 km/h (1 to 2 MPH) for1m(3ft)ormore.
Voltage:
Voltage varies between less than 1V and more than 4.5V.
SAT465JB
OK or NG
OK©GO TO 2.
NG©Check the following items:
+Vehicle speed sensor and ground circuit for vehicle speed sensor
Refer to EL-89, ªMETERS AND GAUGESº.
+Harness for short or open between TCM and vehicle speed sensor (Main harness)
2 CHECK DTC
Perform Diagnostic Trouble Code (DTC) confirmation procedure, AT-279.
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.
DTC VHCL SPEED SEN´MTR VEHICLE SPEED
SENSOR´MTR
EURO-OBD
Diagnostic Procedure
AT-281
Page 1468 of 2493

SAT574J
DescriptionNJAT0326The TCM consists of a microcomputer and connectors for signal
input and output and for power supply. The unit controls the A/T.
ON BOARD DIAGNOSIS LOGICNJAT0326S01
Diagnostic Trouble Code No. Malfunction is detected when .... Check Item (Possible Cause)
: CONTROL UNIT (RAM),
CONTROL UNIT (ROM)TCM memory (RAM) or (ROM) is mal-
functioning.+TCM
SAT014K
SAT971J
DIAGNOSTIC TROUBLE CODE (DTC) CONFIRMATION
PROCEDURE
NJAT0326S02NOTE:
If ªDIAGNOSTIC TROUBLE CODE CONFIRMATION PROCE-
DUREº has been previously conducted, always turn ignition
switch ªOFFº and wait at least 5 seconds before conducting
the next test.
With CONSULT-II
1) Turn ignition switch ªONº and select ªDATA MONITORº mode
for A/T with CONSULT-II.
2) Start engine.
3) Run engine for at least 2 seconds at idle speed.
Diagnostic ProcedureNJAT0327
1 INSPECTION START (WITH CONSULT-II)
With CONSULT-II
1. Turn ignition switch ªONº and select ªSELF DIAGNOSISº mode for A/T with CONSULT-II.
2. Touch ªERASEº.
©GO TO 2.
DTC CONTROL UNIT (RAM), CONTROL UNIT (ROM)
Description
AT-282
Page 1469 of 2493
2 CHECK DTC
PERFORM DIAGNOSTIC TROUBLE CODE (DTC) CONFIRMATION PROCEDURE.
See above.
©GO TO 3.
3 CHECK DTC AGAIN
Is the ªCONTROL UNIT (RAM) or CONTROL UNIT (ROM)º displayed again?
YesorNo
Ye s©Replace TCM.
No©INSPECTION END
DTC CONTROL UNIT (RAM), CONTROL UNIT (ROM)
Diagnostic Procedure (Cont'd)
AT-283
Page 1470 of 2493
SAT574J
DescriptionNJAT0328The TCM consists of a microcomputer and connectors for signal
input and output and for power supply. The unit controls the A/T.
ON BOARD DIAGNOSIS LOGICNJAT0328S01
Diagnostic trouble code Malfunction is detected when ... Check item (Possible cause)
: CONT UNIT (EEP ROM) TCM memory (EEP ROM) is malfunction-
ing.+TCM
SAT014K
SAT971J
DIAGNOSTIC TROUBLE CODE (DTC) CONFIRMATION
PROCEDURE
NJAT0328S02NOTE:
If ªDIAGNOSTIC TROUBLE CODE CONFIRMATION PROCE-
DUREº has been previously conducted, always turn ignition
switch ªOFFº and wait at least 5 seconds before conducting
the next test.
With CONSULT-II
1) Turn ignition switch ªONº and select ªDATA MONITORº mode
for A/T with CONSULT-II.
2) Start engine.
3) Run engine for at least 2 seconds at idle speed.
DTC CONTROL UNIT (EEP ROM)
Description
AT-284
Page 1471 of 2493
Diagnostic ProcedureNJAT0329
1 CHECK DTC
With CONSULT-II
1. Turn ignition switch ªONº and select ªSELF DIAGNOSISº mode for A/T with CONSULT-II.
2. Move selector lever to ªRº position.
3. Depress accelerator pedal (Full throttle position).
4. Touch ªERASEº.
5. Turn ignition switch ªOFFº position for 10 seconds.
PERFORM DIAGNOSTIC TROUBLE CODE (DTC) CONFIRMATION PROCEDURE.
See previous page.
Is the ªCONT UNIT (EEP ROM)º displayed again?
Ye s©Replace TCM.
No©INSPECTION END
DTC CONTROL UNIT (EEP ROM)
Diagnostic Procedure
AT-285
Page 1472 of 2493
Wiring Diagram Ð AT Ð NONDTCNJAT0353
YAT247
TROUBLE DIAGNOSES FOR SYMPTOMS
Wiring Diagram Ð AT Ð NONDTC
AT-286