Nissan Almera Tino V10. Instruction — part 155
AT-344
[ALL]
MAIN POWER SUPPLY AND GROUND CIRCUIT
[ALL]
MAIN POWER SUPPLY AND GROUND CIRCUIT
PFP:00100
Wiring Diagram — AT — MAIN
ECS009AS
YAT388A
MAIN POWER SUPPLY AND GROUND CIRCUIT
AT-345
[ALL]
D
E
F
G
H
I
J
K
L
M
A
B
AT
TCM TERMINALS AND REFERENCE VALUE
Remarks: Specification data are reference values.
Diagnostic Procedure
ECS009AT
1.
CHECK TCM POWER SOURCE STEP 1
1.
Turn ignition switch to ON position.
(Do not start engine.)
2.
Check voltage between TCM terminals 10, 19, 28 and ground.
OK or NG
OK
>> GO TO 2
NG
>> GO TO 3
2.
CHECK TCM POWER SOURCE STEP 2
1.
Turn ignition switch to OFF position.
2.
Check voltage between TCM terminal 28 and ground.
OK or NG
OK
>> GO TO 4
NG
>> GO TO 3
Termi-
nal No.
Wire color
Item
Condition
Judgement stan-
dard
(Approx.)
10
BR/R
Power source
or
When turning ignition switch to “ON”.
Battery voltage
When turning ignition switch to
“OFF”.
0V
19
BR/R
Power source
Same as No. 10
25
B
Ground
—
—
0V
28
R/B
Power source
(Memory back-up)
or
When turning ignition switch to
“OFF”.
Battery voltage
When turning ignition switch to “ON”.
Battery voltage
48
B
Ground
—
—
0V
SCIA0713E
SCIA0714E
AT-346
[ALL]
MAIN POWER SUPPLY AND GROUND CIRCUIT
3.
DETECT MALFUNCTIONING ITEM
Check the following items:
●
Harness for short or open between ignition switch and TCM terminals 10, 19 and 28 (Main harness)
●
Fuse
●
Ignition switch
Refer to EL-11, “Power Supply Routing”.
OK or NG
OK
>> GO TO 4
NG
>> Repair or replace damaged parts.
4.
CHECK TCM GROUND CIRCUIT
1.
Turn ignition switch to OFF position.
2.
Disconnect TCM harness connector.
3.
Check continuity between TCM terminals 25, 48 and ground. Refer to
AT-344, "Wiring Diagram — AT —
.
If OK, check harness for short to ground and short to power.
OK or NG
OK
>> INSPECTION END
NG
>> Repair open circuit or short to ground or short to power in harness or connectors.
Continuity should exist.
VEHICLE SPEED SENSOR - A/T (REVOLUTION SENSOR)
AT-347
[ALL]
D
E
F
G
H
I
J
K
L
M
A
B
AT
VEHICLE SPEED SENSOR - A/T (REVOLUTION SENSOR)
PFP:32702
Description
ECS009AU
The revolution sensor detects the revolution of the idler gear parking
pawl lock gear and emits a pulse signal. The pulse signal is sent to
the TCM which converts it into vehicle speed.
TCM TERMINALS AND REFERENCE VALUE
Remarks: Specification data are reference values.
ON BOARD DIAGNOSIS LOGIC
SCIA0715E
Termi-
nal No.
Wire color
Item
Condition
Judgement stan-
dard
(Approx.)
29
W
Revolution sensor
When moving at 20 km/h (12 MPH),
use the CONSULT-II pulse frequency
measuring function.*1
CAUTION:
Connect the diagnosis data link
cable to the vehicle diagnosis con-
nector.
*1: A circuit tester cannot be used to
test this item.
150 Hz
When vehicle parks.
Under 1.3V or
over 4.5V
42
B
Throttle position
sensor
(Ground)
—
—
—
Diagnostic trouble code
Malfunction is detected when...
Check items (Possible cause)
: VHCL SPEED SEN·AT
TCM does not receive the proper voltage
signal from the sensor.
●
Harness or connectors
(The sensor circuit is open or shorted.)
●
Revolution sensor
: 1st judgement flicker
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