2002 NISSAN TERRANO Service Repair Manual

2. SPORT or SNOW Indicator Lamp Does Not
Come On
SYMPTOM:
SPORT or SNOW indicator lamp does not come on when turn-
ing A/T mode switch to the appropriate position.
Is 1. O/D OFF, SPORT or A/T CHECK
Indicator Lamp Does Not Come On OK?
Ye s
ENo
Go to 1. SPORT Indicator
Lamp Does Not Come On,
AT-92.
Check the following items:
IA/T mode switch
Refer to AT-92.
ISNOW indicator lamp
IHarness continuity between ignition
switch and A/T mode switch
IHarness continuity between A/T mode
switch and TCMENG
Repair or replace dam-
aged parts.
3. O/D OFF Indicator Lamp Does Not Come On
SYMPTOM:
O/D OFF indicator lamp does not come on when setting over-
drive control switch to ªOFFº position.
Check the following items:
IOverdrive control switch
IO/D OFF indicator lamp
IHarness continuity between ignition
switch and O/D OFF indicator lampENG
Repair or replace dam-
aged parts.
NAT309
NAT232
H
DIAGNOSTIC PROCEDURES FOR SYMPTOMS
AT-95

4. SPORT Indicator Lamp Does Not Come On
SYMPTOM:
SPORT indicator lamp does not come on for about 3 seconds
when depressing and releasing accelerator pedal fully.
Does self-diagnosis show damage to
throttle (accelerator) position sensor cir-
cuit?
Ye s
ENo
Check throttle (accelerator)
position sensor. Refer to
AT-60.
Check throttle (accelerator) position sen-
sor. Ð Refer to EC section [TROUBLE
DIAGNOSIS FOR ªTHROTTLE (ACCEL)
POSI SENº (DTC 43)].
OK
ENG
Repair or replace throttle
(accelerator) position sen-
sor.
1. Perform TCM input/output signal
inspection.
2. If NG, recheck TCM pin terminals for
damage or loose connection with har-
ness connector.
NAT309
YAT337
NAT262
H
H
DIAGNOSTIC PROCEDURES FOR SYMPTOMS
AT-96

5. Engine Cannot Be Started In ªPº and ªNº
Position
SYMPTOM:
IEngine cannot be started with selector lever in ªPº or ªNº
position.
IEngine can be started with selector lever in ªDº, ª2º, ª1º
or ªRº position.
Does ªECU INPUT SIGNALSº in
Data Monitor show damage to park/
neutral position switch circuit?
-----------------------------------------------------------------------------------------------------------------------OR -----------------------------------------------------------------------------------------------------------------------
Does self-diagnosis show damage to
park/neutral position switch circuit?
No
EYe s
Check park/neutral position
switch. Refer to AT-88.
Check for short or open of park/neutral
position switch 2-pin connector. Refer to
AT-88.
OK
ENG
Repair or replace park/
neutral position switch.
Check starting system. Refer to EL sec-
tion (ªSystem Descriptionº, ªSTARTING
SYSTEMº).
OK
ENG
Repair or replace dam-
aged parts.
INSPECTION END
6. In ªPº Position, Vehicle Moves Forward Or
Backward When Pushed
SYMPTOM:
Vehicle moves when it is pushed forward or backward with
selector lever in ªPº position.
Check parking pawl components. Refer to
AT-175.
OK
ENG
Repair or replace dam-
aged parts.
INSPECTION END
SAT146BA
NAT275
SAT133B
H
H
H
H
DIAGNOSTIC PROCEDURES FOR SYMPTOMS
AT-97

7. In ªNº Position, Vehicle Moves
SYMPTOM:
Vehicle moves forward or backward when selecting ªNº posi-
tion.
Does ªECU INPUT SIGNALSº in
Data Monitor show damage to park/
neutral position switch circuit?
-----------------------------------------------------------------------------------------------------------------------OR -----------------------------------------------------------------------------------------------------------------------
Does self-diagnosis show damage to
park/neutral position switch circuit?
No
EYe s
Check park/neutral position
switch. Refer to AT-92.
Check control linkage. Refer to AT-115.
OK
ENG
Adjust control linkage.
Refer to AT-115.
Check A/T fluid level again.
OK
ENG
Refill ATF.
1. Remove oil pan.
2. Check A/T fluid condition.
OK
ENG
1. Disassemble A/T.
2. Check the following
items:
IForward clutch assembly
IOverrun clutch assembly
IReverse clutch assembly
Check again.
OK
ENG
1. Perform TCM input/
output signal inspection.
2. If NG, recheck TCM pin
terminals for damage or
loose connection with
harness connector.
INSPECTION END
SAT146BA
NAT276
SAT638A
SAT171B
H
H
H
H H
H
DIAGNOSTIC PROCEDURES FOR SYMPTOMS
AT-98

8. Large Shock. ªNº®ªRº Position
SYMPTOM:
There is large shock when changing from ªNº to ªRº position.
Does self-diagnosis show damage to line
pressure solenoid valve or throttle (accel-
erator) position sensor, A/T fluid tempera-
ture sensor circuit?
No
EYe s
Check damaged circuit.
Refer to AT-60, AT-76 or
AT-84.
Check throttle (accelerator) position sen-
sor. Refer to EC section [TROUBLE
DIAGNOSIS FOR ªTHROTTLE (ACCEL)
POSI SENº (DTC 43)].
OK
ENG
Repair or replace throttle
(accelerator) position sen-
sor.
Check line pressure at idle with selector
lever in ªDº position. Refer to ªLine Pres-
sure Testº, AT-30.
OK
ENG
1. Remove control valve
assembly. Refer to
AT-113.
2. Check the following
items:
IValves to control line
pressure (Pressure regu-
lator valve, pressure
modifier valve, pilot valve
and pilot filter)
ILine pressure solenoid
valve
Check again.
OK
ENG
1. Perform TCM input/
output signal inspection.
2. If NG, recheck TCM pin
terminals for damage or
loose connection with
harness connector.
INSPECTION END
SAT831HA
NAT262
SAT494G
H
H
H H
H
DIAGNOSTIC PROCEDURES FOR SYMPTOMS
AT-99

9. Vehicle Does Not Creep Backward In ªRº
Position
SYMPTOM:
Vehicle does not creep backward when selecting ªRº position.
Check A/T fluid level again.
OK
ENG
Refill ATF.
qA
NG in both ª1º
and ªRº positions
Check stall revolution with selector
lever in ª1º and ªRº positions.
OK
OK in ª1º position
NG in ªRº position
E1. Remove control valve
assembly. Refer to AT-113.
2. Check the following items:
IValves to control line pres-
sure (Pressure regulator
valve, pressure modifier
valve, pilot valve and pilot
filter)
ILine pressure solenoid valve
3. Disassemble A/T.
4. Check the following items:
IOil pump assembly
ITorque converter
IReverse clutch assembly
IHigh clutch assembly
ILow & reverse brake assem-
bly
ILow one-way clutch
1. Remove control valve
assembly. Refer to AT-113.
2. Check the following items:
IValves to control line pres-
sure (Pressure regulator
valve, pressure modifier
valve, pilot valve and pilot
filter)
ILine pressure solenoid valve
3. Disassemble A/T.
4. Check the following items:
IOil pump assembly
ITorque converter
IReverse clutch assembly
IHigh clutch assembly
Check line pressure at idle with
selector lever in ªRº position. Refer to
ªLine Pressure Testº, AT-30.
OK
ENG
1. Remove control valve
assembly. Refer to AT-113.
2. Check the following items:
IValves to control line pres-
sure (Pressure regulator
valve, pressure modifier
valve, pilot valve and pilot
filter)
ILine pressure solenoid valve
3. Disassemble A/T.
4. Check the following item:
IOil pump assembly
1. Remove oil pan.
2. Check A/T fluid condition.
NG OK
q
A
Check again.
OK
ENG
1. Perform TCM input/output
signal inspection.
2. If NG, recheck TCM pin ter-
minals for damage or loose
connection with harness con-
nector.
INSPECTION END
SAT638A
SAT493G
SAT494G
SAT171B
HH
H
H
H
H
H
H
DIAGNOSTIC PROCEDURES FOR SYMPTOMS
AT-100

10. Vehicle Does Not Creep Forward In ªDº, ª2º
Or ª1º Position
SYMPTOM:
Vehicle does not creep forward when selecting ªDº, ª2º or ª1º
position.
Check A/T fluid level again.
OK
ENG
Refill ATF.
qA
Check stall revolution with selector lever in
ªDº position. Refer to ªSTALL TESTº, AT-27.
OK
ENG
1. Remove control valve
assembly. Refer to
AT-113.
2. Check the following
items:
IValves to control line
pressure (Pressure
regulator valve, pres-
sure modifier valve,
pilot valve and pilot
filter)
ILine pressure sole-
noid valve
3. Disassemble A/T.
4. Check the following
items:
IOil pump assembly
IForward clutch
assembly
IForward one-way
clutch
ILow one-way clutch
ILow & reverse brake
assembly
ITorque converter
Check line pressure at idle with selector
lever in ªDº position. Refer to ªLine Pressure
Testº, AT-30.
OK NG
1. Remove control valve assembly.
Refer to AT-113.
2. Check the following items:
IValves to control line pressure
(Pressure regulator valve, pressure
modifier valve, pilot valve and pilot
filter)
ILine pressure solenoid valve
3. Disassemble A/T.
4. Check the following item:
IOil pump assembly
1. Remove oil pan.
2. Check A/T fluid condition.
OK
ENG
qA
Check again.
OK
ENG
1. Perform TCM input/
output signal inspec-
tion.
2. If NG, recheck TCM
pin terminals for
damage or loose
connection with har-
ness connector.
INSPECTION END
SAT638A
SAT493G
SAT494G
SAT171B
HH
H
H
H
H H
H
DIAGNOSTIC PROCEDURES FOR SYMPTOMS
AT-101

11. Vehicle Cannot Be Started From D1
SYMPTOM:
Vehicle cannot be started from D1on Cruise test Ð Part 1.
Is 9. Vehicle Does Not Creep Backward In
ªRº Position OK?
Ye s
ENo
Go to 9. Vehicle Does Not
Creep Backward In ªRº
Position, AT-100.
Does self-diagnosis show damage to
vehicle speed sensor×A/T (revolution
sensor), shift solenoid valve A, B or
vehicle speed sensor×MTR after cruise
test?
No
EYe s
Check damaged circuit.
Refer to AT-50, AT-54,
AT-63 or AT-66.
Check throttle (accelerator) position sen-
sor. Refer to EC section [TROUBLE
DIAGNOSIS FOR ªTHROTTLE (ACCEL)
POSI SENº].
OK
ENG
Repair or replace throttle
(accelerator) position sen-
sor.
Check line pressure at stall point with
selector lever in ªDº position. Refer to
ªLine Pressure Testº, AT-30.
OK
ENG
1. Remove control valve
assembly. Refer to
AT-113.
2. Check the following
items:
IShift valve A
IShift valve B
IShift solenoid valve A
IShift solenoid valve B
IPilot valve
IPilot filter
3. Disassemble A/T.
4. Check the following
items:
IForward clutch assembly
IForward one-way clutch
ILow one-way clutch
IHigh clutch assembly
ITorque converter
IOil pump assembly
1. Remove oil pan.
2. Check A/T fluid condition.
OK
ENG
1. Remove control valve assembly. Refer
to AT-113.
2. Check the following items:
IShift valve A
IShift valve B
IShift solenoid valve A
IShift solenoid valve B
IPilot valve
IPilot filter
OKFOK
Check again.
OK
ENG
1. Perform TCM input/
output signal inspection.
2. If NG, recheck TCM pin
terminals for damage or
loose connection with
harness connector.
INSPECTION END
SAT832H
NAT262
SAT494G
SAT171B
H
H
H
H
H
H H
H
DIAGNOSTIC PROCEDURES FOR SYMPTOMS
AT-102