Infiniti FX35, FX50 (S51). Manual — part 1820
P0732 2GR INCORRECT RATIO
TM-87
< DTC/CIRCUIT DIAGNOSIS >
[7AT: RE7R01A (VQ35HR)]
C
E
F
G
H
I
J
K
L
M
A
B
TM
N
O
P
3.
Keep the current driving status for 2 seconds or more if CONSULT-III screen changes from “OUT OF
CONDITION” to “TESTING”.
CAUTION:
When “TESTING” is not detected on CONSULT-III for a long time, check “Self Diagnostic Results”
in “TRANSMISSION”. When a DTC other than “P0732” is detected, check the DTC. Refer to
.
With GST
1.
Drive vehicle and maintain the following conditions for 2 seconds or more.
2.
Check DTC.
Is “OUT OF CONDITION”, “STOP VEHICLE” or “COMPLETED RESULT NG” displayed? / Is “P0732”
detected?
YES-1 >> “OUT OF CONDITION”: Perform “Step 3” again.
YES-2 >> “STOP VEHICLE”: GO TO 4.
YES-3 >> “COMPLETED RESULT NG”: Go to
YES-4 >> “P0732” is detected: Go to
NO
>> GO TO 4.
4.
CHECK SYMPTOM (PART 2)
1.
Stop vehicle.
2.
Drive vehicle in “D” position allowing it to shift from 1GR to 7GR and check shift timing and shift shock.
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000005250056
1.
CHECK INTERMITTENT INCIDENT
GI-36, "Intermittent Incident"
.
Is the inspection result normal?
YES
>> Replace A/T assembly. Refer to
(AWD).
NO
>> Repair or replace damaged parts.
GEAR
: 2nd
ACCELE POSI
: 0.7/8 or more
VEHICLE SPEED
: 10 km/h (7 MPH) or more
Selector lever
: “M” position
Gear position
: 2nd
Accelerator pedal opening
: 0.7/8 or more
Vehicle speed
: 10 km/h (7 MPH) or more
TM-88
< DTC/CIRCUIT DIAGNOSIS >
[7AT: RE7R01A (VQ35HR)]
P0733 3GR INCORRECT RATIO
P0733 3GR INCORRECT RATIO
Description
INFOID:0000000005250057
This malfunction is detected when the A/T does not shift into 3GR position as instructed by TCM. This is not
only caused by electrical malfunction (circuits open or shorted) but by mechanical malfunction such as control
valve sticking, improper solenoid valve operation, etc.
DTC Logic
INFOID:0000000005250058
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
CAUTION:
• “
” must be performed before starting “DTC CONFIRMATION PROCE-
DURE”.
• Never perform “DTC CONFIRMATION PROCEDURE” before completing the repair, which may cause
secondary malfunction.
• Always drive vehicle at a safe speed.
1.
PRECONDITIONING
If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always turn ignition switch OFF and
wait at least 10 seconds before conducting the next test.
>> GO TO 2.
2.
CHECK ATF TEMPERATURE
With CONSULT-III
1.
Start the engine.
2.
Select “ATF TEMP 1” in “Data Monitor” in “TRANSMISSION”.
3.
Check ATF temperature is in the following range.
With GST
1.
Start the engine.
2.
Drive vehicle for approximately 5 minutes in urban areas.
Is ATF temperature within specified range?
YES
>> GO TO 3.
NO
>> Drive vehicle to warm ATF or stop engine to cool ATF.
3.
CHECK SYMPTOM (PART 1)
With CONSULT-III
1.
Select “3RD GR FNCTN P0733” in “DTC & SRT confirmation” in “TRANSMISSION”.
2.
Drive vehicle with manual mode and maintain the following conditions.
DTC
Trouble diagnosis name
DTC is detected if...
Possible cause
P0733
Gear 3 Incorrect Ratio
The gear ratio is:
• 2.166 or more
• 1.920 or less
• Input clutch solenoid valve
• Direct clutch solenoid valve
• High and low reverse clutch
solenoid valve
• Front brake solenoid valve
• Low brake solenoid valve
• 2346 brake solenoid valve
• Anti-interlock solenoid valve
• Each clutch and brake
• Output speed sensor
• Input speed sensor 1, 2
• Hydraulic control circuit
ATF TEMP 1
: 20
°
C (68
°
F) – 140
°
C (284
°
F)
P0733 3GR INCORRECT RATIO
TM-89
< DTC/CIRCUIT DIAGNOSIS >
[7AT: RE7R01A (VQ35HR)]
C
E
F
G
H
I
J
K
L
M
A
B
TM
N
O
P
3.
Keep the current driving status for 2 seconds or more if CONSULT-III screen changes from “OUT OF
CONDITION” to “TESTING”.
CAUTION:
When “TESTING” is not detected on CONSULT-III for a long time, check “Self Diagnostic Results”
in “TRANSMISSION”. When a DTC other than “P0733” is detected, check the DTC. Refer to
.
With GST
1.
Drive vehicle and maintain the following conditions for 2 seconds or more.
2.
Check DTC.
Is “OUT OF CONDITION”, “STOP VEHICLE” or “COMPLETED RESULT NG” displayed? / Is “P0733”
detected?
YES-1 >> “OUT OF CONDITION”: Perform “Step 3” again.
YES-2 >> “STOP VEHICLE”: GO TO 4.
YES-3 >> “COMPLETED RESULT NG”: Go to
YES-4 >> “P0733” is detected: Go to
NO
>> GO TO 4.
4.
CHECK SYMPTOM (PART 2)
1.
Stop vehicle.
2.
Drive vehicle in “D” position allowing it to shift from 1GR to 7GR and check shift timing and shift shock.
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000005250059
1.
CHECK INTERMITTENT INCIDENT
GI-36, "Intermittent Incident"
.
Is the inspection result normal?
YES
>> Replace A/T assembly. Refer to
(AWD).
NO
>> Repair or replace damaged parts.
GEAR
: 3rd
ACCELE POSI
: 0.7/8 or more
VEHICLE SPEED
: 10 km/h (7 MPH) or more
Selector lever
: “M” position
Gear position
: 3rd
Accelerator pedal opening
: 0.7/8 or more
Vehicle speed
: 10 km/h (7 MPH) or more
TM-90
< DTC/CIRCUIT DIAGNOSIS >
[7AT: RE7R01A (VQ35HR)]
P0734 4GR INCORRECT RATIO
P0734 4GR INCORRECT RATIO
Description
INFOID:0000000005250060
This malfunction is detected when the A/T does not shift into 4GR position as instructed by TCM. This is not
only caused by electrical malfunction (circuits open or shorted) but by mechanical malfunction such as control
valve sticking, improper solenoid valve operation, etc.
DTC Logic
INFOID:0000000005250061
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
CAUTION:
• “
” must be performed before starting “DTC CONFIRMATION PROCE-
DURE”.
• Never perform “DTC CONFIRMATION PROCEDURE” before completing the repair, which may cause
secondary malfunction.
• Always drive vehicle at a safe speed.
1.
PRECONDITIONING
If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always turn ignition switch OFF and
wait at least 10 seconds before conducting the next test.
>> GO TO 2.
2.
CHECK ATF TEMPERATURE
With CONSULT-III
1.
Start the engine.
2.
Select “ATF TEMP 1” in “Data Monitor” in “TRANSMISSION”.
3.
Check ATF temperature is in the following range.
With GST
1.
Start the engine.
2.
Drive vehicle for approximately 5 minutes in urban areas.
Is ATF temperature within specified range?
YES
>> GO TO 3.
NO
>> Drive vehicle to warm ATF or stop engine to cool ATF.
3.
CHECK SYMPTOM (PART 1)
With CONSULT-III
1.
Select “4TH GR FNCTN P0734” in “DTC & SRT confirmation” in “TRANSMISSION”.
2.
Drive vehicle with manual mode and maintain the following conditions.
DTC
Trouble diagnosis name
DTC is detected if...
Possible cause
P0734
Gear 4 Incorrect Ratio
The gear ratio is:
• 1.497 or more
• 1.327 or less
• Input clutch solenoid valve
• Direct clutch solenoid valve
• High and low reverse clutch
solenoid valve
• Front brake solenoid valve
• Low brake solenoid valve
• 2346 brake solenoid valve
• Anti-interlock solenoid valve
• Each clutch and brake
• Output speed sensor
• Input speed sensor 1, 2
• Hydraulic control circuit
ATF TEMP 1
: 20
°
C (68
°
F) – 140
°
C (284
°
F)
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