AT-50
[RE4F04B]
ON BOARD DIAGNOSTIC SYSTEM DESCRIPTION
Revision: November 2006
2006 Altima
A/T TCC S/V function (lock-up)
●
A/T cannot perform lock-up even if
electrical circuit is good.
—
P0744*1
—
A/T TCC S/V
FNCTN
Shift solenoid valve A
●
TCM detects an improper voltage
drop when it tries to operate the
solenoid valve.
X
P0750
SHIFT SOLENOID/V A
SFT SOL A/CIRC
Shift solenoid valve B
●
TCM detects an improper voltage
drop when it tries to operate the
solenoid valve.
X
P0755
SHIFT SOLENOID/V B
SFT SOL B/CIRC
Overrun clutch solenoid valve
●
TCM detects an improper voltage
drop when it tries to operate the
solenoid valve.
X
P1760
OVERRUN CLUTCH S/
V
O/R CLUCH SOL/
CIRC
T/C clutch solenoid valve
●
TCM detects an improper voltage
drop when it tries to operate the
solenoid valve.
X
P0740
T/C CLUTCH SOL/V
TCC SOLENOID/
CIRC
Line pressure solenoid valve
●
TCM detects an improper voltage
drop when it tries to operate the
solenoid valve.
X
P0745
LINE PRESSURE S/V
L/PRESS SOL/
CIRC
Throttle position sensor [accelerator pedal
position (APP) sensor]
●
TCM receives an excessively low
or high voltage from this sensor
X
P1705
THROTTLE POSI SEN TP/SEN/CIRC A/T
Engine speed signal
●
TCM does not receive the proper
voltage signal from the ECM.
X
P0725
ENGINE SPEED SIG
A/T fluid temperature sensor
●
TCM receives an excessively low
or high voltage from the sensor.
X
P0710
BATT/FLUID TEMP
SEN
ATF TEMP SEN/
CIRC
Engine control
●
The ECM-A/T communication line
is open or shorted.
X
U1000
A/T COMM LINE
—
Turbine revolution sensor
●
TCM does not receive proper volt-
age signal from sensor
X
—
TURBINE REV
TCM (RAM)
●
TCM memory (RAM) is malfunc-
tioning
—
—
CONTROL UNIT
(RAM)
—
TCM (ROM)
●
TCM memory (ROM) is malfunc-
tioning
—
—
CONTROL UNIT
(ROM)
—
TCM (EEP ROM)
●
TCM memory (EEP ROM) is mal-
functioning.
—
—
CONT UNIT(EEP
ROM)
—
Detected items
(Screen terms for CONSULT-II, “SELF
DIAGNOSIS” test mode)
Malfunction is detected when...
TCM self-diagnosis
OBD-II (DTC)
Available by A/T check
(position) indicator
lamp or “A/T” on
CONSULT-II
Available by malfunc-
tion indicator lamp*2,
“ENGINE” on
CONSULT-II or GST
“A/T”
“ENGINE”