Infiniti I30 (A33). Manual — part 54
Diagnostic Procedure
NHAT0086
1
INSPECTION START
With CONSULT-II
1. Turn ignition switch ON and select “SELF DIAGNOSIS” mode for A/T with CONSULT-II.
2. Touch “ERASE”.
3. Perform “Diagnostic Trouble Code (DTC) Confirmation Procedure”, AT-212.
4. Is the “CONTROL UNIT (RAM)” or “CONTROL UNIT (ROM)” displayed again?
Yes or No
Yes
©
Replace TCM.
No
©
INSPECTION END
GI
MA
EM
LC
EC
FE
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
DTC CONTROL UNIT (RAM), CONTROL UNIT (ROM)
Diagnostic Procedure
AT-213
SAT574J
Description
NHAT0199
The 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 Logic
NHAT0260
Diagnostic trouble code CONTROL UNIT (EEP ROM) with CON-
SULT-II
is
detected
when
TCM
memory
(EEP
ROM)
is
malfunctioning.
Possible Cause
NHAT0270
Check TCM.
SAT014K
SAT971J
Diagnostic Trouble Code (DTC) Confirmation
Procedure
NHAT0261
NOTE:
If “DTC Confirmation Procedure” has been previously
conducted, always turn ignition switch “OFF” and wait at least
5 seconds before conducting the next test.
WITH CONSULT-II
NHAT0261S01
1)
Turn ignition switch “ON” and select “DATA MONITOR” 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-214
Diagnostic Procedure
=NHAT0200
1
CHECK DTC
With CONSULT-II
1. Turn ignition switch “ON” and select “SELF DIAGNOSIS” mode for A/T with CONSULT-II.
2. Move selector lever to “R” position.
3. Depress accelerator pedal (Full throttle position).
4. Touch “ERASE”.
5. Turn ignition switch to “OFF” position for 10 seconds.
6. Perform “Diagnostic Trouble Code (DTC) Confirmation Procedure”, AT-214.
Is the “CONT UNIT (EEP ROM)” displayed again?
Yes
©
Replace TCM.
No
©
INSPECTION END
GI
MA
EM
LC
EC
FE
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
DTC CONTROL UNIT (EEP ROM)
Diagnostic Procedure
AT-215
Wiring Diagram — AT — NONDTC
NHAT0087
MAT055B
TROUBLE DIAGNOSES FOR SYMPTOMS
Wiring Diagram — AT — NONDTC
AT-216
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