Nissan Silvia. Manual — part 19

Items

Symptom

Condition

Diagnostic Item

Reference Page

No Down Shift

Failure to change
gear from D

4

to

D

3

.

ON vehicle

1. Fluid level

AT-9

2. Throttle position sensor (Adjustment)

EC-50, “Basic Inspec-
tion”.

3. Overrun clutch solenoid valve

AT-116

4. Shift solenoid valve A

AT-106

5. Line pressure solenoid valve

AT-136

6. Control valve assembly

AT-205

OFF vehicle

7. Low & reverse brake

AT-253

8. Overrun clutch

AT-249

Failure to change
gear from D

3

to

D

2

or from D

4

to

D

2

.

ON vehicle

1. Fluid level

AT-9

2. Throttle position sensor (Adjustment)

EC-50, “Basic Inspec-
tion”.

3. Shift solenoid valve A

AT-106

4. Shift solenoid valve B

AT-111

5. Control valve assembly

AT-205

OFF vehicle

6. High clutch

AT-246

7. Brake band

AT-262

Failure to change
gear from D

2

to

D

1

or from D

3

to

D

1

.

ON vehicle

1. Fluid level

AT-9

2. Throttle position sensor (Adjustment)

EC-50, “Basic Inspec-
tion”.

3. Shift solenoid valve A

AT-106

4. Shift solenoid valve B

AT-111

5. Control valve assembly

AT-205

OFF vehicle

6. Low one-way clutch

AT-257

7. High clutch

AT-246

8. Brake band

AT-262

GI

MA

EM

LC

EC

FE

CL

MT

PD

AX

SU

BR

ST

RS

BT

HA

SC

EL

IDX

TROUBLE DIAGNOSIS — GENERAL DESCRIPTION

Symptom Chart (Cont’d)

AT-73

Items

Symptom

Condition

Diagnostic Item

Reference Page

No Down Shift

Failure to change
from D

3

to 2

2

when changing
lever into 2 posi-
tion.
AT-182

ON vehicle

1. Park/neutral position (PNP) switch
adjustment

AT-206

2. Throttle position sensor (Adjustment)

EC-50, “Basic Inspec-
tion”.

3. Overrun clutch solenoid valve

AT-116

4. Shift solenoid valve B

AT-111

5. Shift solenoid valve A

AT-106

6. Control valve assembly

AT-205

7. Manual control linkage adjustment

AT-207

OFF vehicle

8. Brake band

AT-262

9. Overrun clutch

AT-249

Does not change
from 1

2

to 1

1

in 1

position.

ON vehicle

1. Park/neutral position (PNP) switch
adjustment

AT-206

2. Vehicle speed sensor·A/T (Revolution
sensor) and vehicle speed sensor·MTR

AT-89, 95

3. Shift solenoid valve A

AT-106

4. Control valve assembly

AT-205

5. Overrun clutch solenoid valve

AT-116

OFF vehicle

6. Overrun clutch

AT-249

7. Low & reverse brake

AT-253

No Up Shift

Failure to change
gear from D

1

to

D

2

.

ON vehicle

1. Park/neutral position (PNP) switch
adjustment

AT-206

2. Manual control linkage adjustment

AT-207

3. Shift solenoid valve A

AT-106

4. Control valve assembly

AT-205

5. Vehicle speed sensor·A/T (Revolution
sensor) and vehicle speed sensor·MTR

AT-89, 95

OFF vehicle

6. Brake band

AT-262

Failure to change
gear from D

2

to

D

3

.

ON vehicle

1. Park/neutral position (PNP) switch
adjustment

AT-206

2. Manual control linkage adjustment

AT-207

3. Shift solenoid valve B

AT-111

4. Control valve assembly

AT-205

5. Vehicle speed sensor·A/T (Revolution
sensor) and vehicle speed sensor·MTR

AT-89, 95

OFF vehicle

6. High clutch

AT-246

7. Brake band

AT-262

TROUBLE DIAGNOSIS — GENERAL DESCRIPTION

Symptom Chart (Cont’d)

AT-74

Items

Symptom

Condition

Diagnostic Item

Reference Page

No Up Shift

Failure to change
gear from D

3

to

D

4

.

ON vehicle

1. Park/neutral position (PNP) switch
adjustment

AT-206

2. Manual control linkage adjustment

AT-207

3. Shift solenoid valve A

AT-106

4. Vehicle speed sensor·A/T (Revolution
sensor) and vehicle speed sensor·MTR

AT-89, 95

5. A/T fluid temperature sensor

AT-125

OFF vehicle

6. Brake band

AT-262

A/T does not shift
to D

4

when driv-

ing with overdrive
control switch ON.

ON vehicle

1. Throttle position sensor (Adjustment)

EC-50, “Basic Inspec-
tion”.

2. Park/neutral position (PNP) switch
adjustment

AT-206

3. Vehicle speed sensor·A/T (Revolution
sensor) and vehicle speed sensor·MTR

AT-89, 95

4. Shift solenoid valve A

AT-106

5. Overrun clutch solenoid valve

AT-116

6. Control valve assembly

AT-205

7. A/T fluid temperature sensor

AT-125

8. Line pressure solenoid valve

AT-136

OFF vehicle

9. Brake band

AT-262

10. Overrun clutch

AT-249

Slips/Will Not
Engage

Vehicle will not
run in R position
(but runs in D, 2
and 1 positions).
Clutch slips.
Very poor accel-
eration.
AT-159

ON vehicle

1. Manual control linkage adjustment

AT-207

2. Line pressure test

AT-51

3. Line pressure solenoid valve

AT-136

4. Control valve assembly

AT-205

OFF vehicle

5. Reverse clutch

AT-243

6. High clutch

AT-246

7. Forward clutch

AT-249

8. Overrun clutch

AT-249

9. Low & reverse brake

AT-253

Vehicle will not
run in D and 2
positions (but
runs in 1 and R
positions).

ON vehicle

1. Manual control linkage adjustment

AT-207

OFF vehicle

2. Low one-way clutch

AT-257

GI

MA

EM

LC

EC

FE

CL

MT

PD

AX

SU

BR

ST

RS

BT

HA

SC

EL

IDX

TROUBLE DIAGNOSIS — GENERAL DESCRIPTION

Symptom Chart (Cont’d)

AT-75

Items

Symptom

Condition

Diagnostic Item

Reference Page

Slips/Will Not
Engage

Vehicle will not
run in D, 1, 2
positions (but
runs in R posi-
tion). Clutch slips.
Very poor accel-
eration.
AT-162

ON vehicle

1. Fluid level

AT-9

2. Line pressure test

AT-51

3. Line pressure solenoid valve

AT-136

4. Control valve assembly

AT-205

5. Accumulator N-D

AT-205

OFF vehicle

6. Reverse clutch

AT-243

7. High clutch

AT-246

8. Forward clutch

AT-249

9. Forward one-way clutch

AT-259

10. Low one-way clutch

AT-257

Clutches or
brakes slip some-
what in starting.

ON vehicle

1. Fluid level

AT-9

2. Manual control linkage adjustment

AT-207

3. Throttle position sensor (Adjustment)

EC-50, “Basic Inspec-
tion”.

4. Line pressure test

AT-51

5. Line pressure solenoid valve

AT-136

6. Control valve assembly

AT-205

7. Accumulator N-D

AT-205

OFF vehicle

8. Forward clutch

AT-249

9. Reverse clutch

AT-243

10. Low & reverse brake

AT-253

11. Oil pump

AT-226

12. Torque converter

AT-215

No creep at all.
AT-159, 162

ON vehicle

1. Fluid level

AT-9

2. Line pressure test

AT-51

3. Control valve assembly

AT-205

OFF vehicle

4. Forward clutch

AT-249

5. Oil pump

AT-226

6. Torque converter

AT-215

Almost no shock
or clutches slip-
ping in change
from D

1

to D

2

.

ON vehicle

1. Fluid level

AT-9

2. Throttle position sensor (Adjustment)

EC-50, “Basic Inspec-
tion”.

3. Line pressure test

AT-51

4. Accumulator servo release

AT-205

5. Control valve assembly

AT-205

OFF vehicle

6. Brake band

AT-262

TROUBLE DIAGNOSIS — GENERAL DESCRIPTION

Symptom Chart (Cont’d)

AT-76