Infiniti I35 (A33). Manual - part 24

2. Accelerator pedal position sensor

3. Line pressure test

4. Accumulator servo release

5. Control valve assembly

OFF vehicle

6. Brake band

Almost no shock
or slipping in
change from D

ON vehicle

1. Fluid level

2. Accelerator pedal position sensor

3. Line pressure test

4. Control valve assembly

OFF vehicle

5. High clutch

6. Brake band

Almost no shock
or slipping in
change from D

ON vehicle

1. Fluid level

2. Accelerator pedal position sensor

3. Line pressure test

4. Control valve assembly

OFF vehicle

5. Brake band

Races extremely
fast or slips in
changing from D

to D

when

depressing pedal.

ON vehicle

1. Fluid level

2. Accelerator pedal position sensor

3. Line pressure test

4. Line pressure solenoid valve

5. Shift solenoid valve A

6. Control valve assembly

OFF vehicle

7. Brake band

8. Forward clutch

Races extremely
fast or slips in
changing from D

to D

when

depressing pedal.

ON vehicle

1. Fluid level

2. Accelerator pedal position sensor

3. Line pressure test

4. Line pressure solenoid valve

5. Shift solenoid valve A

6. Shift solenoid valve B

7. Control valve assembly

OFF vehicle

8. Brake band

9. Forward clutch

IDX

TROUBLE DIAGNOSIS — GENERAL DESCRIPTION

Symptom Chart (Cont’d)

AT-93

Items

Symptom

Condition

Diagnostic Item

Reference Page

Slips/Will Not
Engage

Races extremely
fast or slips in
changing from D

to D

when

depressing pedal.

ON vehicle

1. Fluid level

2. Accelerator pedal position sensor

3. Line pressure test

4. Line pressure solenoid valve

5. Shift solenoid valve B

6. Control valve assembly

OFF vehicle

7. Brake band

8. High clutch

Races extremely
fast or slips in
changing from D

or D

to D

when

depressing pedal.

ON vehicle

1. Fluid level

2. Accelerator pedal position sensor

3. Line pressure test

4. Line pressure solenoid valve

5. Shift solenoid valve A

6. Shift solenoid valve B

7. Control valve assembly

OFF vehicle

8. Forward clutch

9. Forward one-way clutch

AT-344

10. Low one-way clutch

Vehicle will not
run in any posi-
tion.

ON vehicle

1. Fluid level

2. Control cable adjustment

3. Line pressure test

4. Line pressure solenoid valve

OFF vehicle

5. Oil pump

AT-310

6. Torque converter

7. Parking components

NOT USED

Engine cannot be
started in P and N
positions.
AT-224

ON vehicle

1. Ignition switch and starter

EL-12, and SC-10

2. Control cable adjustment

3. Park/neutral position (PNP) switch
adjustment

AT-283

Engine starts in
positions other
than P and N.
AT-224

ON vehicle

1. Control cable adjustment

2. Park/neutral position (PNP) switch
adjustment

AT-283

TROUBLE DIAGNOSIS — GENERAL DESCRIPTION

Symptom Chart (Cont’d)

AT-94

Items

Symptom

Condition

Diagnostic Item

Reference Page

NOT USED

Transaxle noise in
P and N positions.

ON vehicle

1. Fluid level

2. Line pressure test

3. Accelerator pedal position sensor

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

AT-120, 206

OFF vehicle

5. Oil pump

AT-310

6. Torque converter

Vehicle moves
when changing
into P position or
parking gear does
not disengage
when shifted out
of P position.
AT-226

ON vehicle

1. Control cable adjustment

OFF vehicle

2. Parking components

Vehicle runs in N
position.
AT-227

ON vehicle

1. Control cable adjustment

OFF vehicle

2. Forward clutch

3. Reverse clutch

4. Overrun clutch

Vehicle braked
when shifting into
R position.

ON vehicle

1. Fluid level

2. Line pressure test

3. Line pressure solenoid valve

4. Control valve assembly

OFF vehicle

5. High clutch

6. Brake band

7. Forward clutch

8. Overrun clutch

Excessive creep.

ON vehicle

1. Engine idling rpm

EC-58

Engine stops
when shifting
lever into R, D,
2nd and 1st posi-
tion.

ON vehicle

1. Engine idling rpm

EC-58

2. Fluid level

3. Torque converter clutch solenoid valve

AT-157

4. Control valve assembly

OFF vehicle

5. Torque converter

Vehicle braked by
gear change from
D

to D

ON vehicle

1. Fluid level

OFF vehicle

2. Reverse clutch

3. Low & reverse brake

AT-341

4. High clutch

5. Low one-way clutch

IDX

TROUBLE DIAGNOSIS — GENERAL DESCRIPTION

Symptom Chart (Cont’d)

AT-95

Items

Symptom

Condition

Diagnostic Item

Reference Page

NOT USED

Vehicle braked by
gear change from
D

to D

ON vehicle

1. Fluid level

OFF vehicle

2. Brake band

Vehicle braked by
gear change from
D

to D

ON vehicle

1. Fluid level

OFF vehicle

2. Overrun clutch

3. Forward one-way clutch

AT-344

4. Reverse clutch

Maximum speed
not attained.
Acceleration poor.

ON vehicle

1. Fluid level

2. Park/neutral position (PNP) switch

AT-108

3. 3rd position switch

AT-265

4. Accelerator pedal position sensor

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

AT-120, 206

6. Shift solenoid valve A

7. Shift solenoid valve B

8. Control valve assembly

OFF vehicle

9. Reverse clutch

10. High clutch

11. Brake band

12. Low & reverse brake

AT-341

13. Oil pump

AT-310

14. Torque converter

Transaxle noise in
D, 2nd, 1st and R
positions.

ON vehicle

1. Fluid level

ON vehicle

2. Torque converter

Engine brake
does not operate
in “1st” position.
AT-257

ON vehicle

1. Park/neutral position (PNP) switch

AT-108

2. Control cable adjustment

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

AT-120, 206

4. Control valve assembly

5. Overrun clutch solenoid valve

AT-194

OFF vehicle

6. Overrun clutch