Nissan Sentra Service Manual: P0999 Shift solenoid F
DTC Logic
DTC DETECTION LOGIC
| DTC | CONSULT screen terms (Trouble diagnosis content) | DTC detection condition | Possible causes |
| P0999 | SHIFT SOLENOID F (Shift Solenoid F Control Circuit High) | The TCM low brake solenoid valve current
monitor reading is 200 mA or less continuously
for 200 msec or more under the following diagnosis
conditions: Diagnosis conditions
|
|
DTC CONFIRMATION PROCEDURE
1.PREPARATION BEFORE WORK
If another “DTC CONFIRMATION PROCEDURE” occurs just before, turn ignition switch OFF and wait for at least 10 seconds, then perform the next test.
>> GO TO 2.
2.CHECK DTC DETECTION
- Start the engine.
- Shift the selector lever to “D” position and wait for 5 seconds or more.
- Check the first trip DTC.
Is “P0999” detected? YES >> Go to TM-212, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK CIRCUIT BETWEEN TCM AND CVT UNIT
- Turn ignition switch OFF.
- Disconnect TCM connector and CVT unit connector.
- Check continuity between TCM harness connector terminal and CVT unit harness connector terminal.
Is the inspection
result normal?
YES >> GO TO 2.
NO >> Repair or replace malfunctioning parts.
2.CHECK LOW BRAKE SOLENOID VALVE
Check low brake solenoid valve. Refer to TM-213, "Component Inspection".
Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-39, "Intermittent Incident".
NO >> Repair or replace malfunctioning parts.
Component Inspection
1.CHECK LOW BRAKE SOLENOID VALVE
Check resistance between CVT unit connector terminal and ground.
Is the inspection
result normal?
YES >> INSPECTION END
NO >> There is a malfunction of low brake solenoid valve. Replace transaxle assembly. Refer to TM-283, "Removal and Installation".
P0998 Shift solenoid F
DTC Logic
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
Possible causes
P0998
SHIFT SOLENOID F
(Shift Solenoid F ...
P099B Shift solenoid G
DTC Logic
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
Possible causes
P099B
SHIFT SOLENOID G
(Shift Solenoid G ...
Other materials:
General Precautions
Always use a 12 volt battery as power source.
Do not attempt to disconnect battery cables while engine is
running.
Before connecting or disconnecting the ECM harness connector,
turn ignition switch OFF and disconnect negative battery
cable. Failure to do so may damage the ECM because
...
The oil pressure warning lamp does not turn on
Description
The oil pressure warning lamp stays off when the ignition switch is turned
on.
Diagnosis procedure
1.Check combination meter oil pressure warning light
Select METER/M&A on CONSULT.
Observe oil w/l data monitor while operating the ignition switch.
Is the inspection r ...
The ambient temperature display is incorrect
Description
The displayed outside air temperature is higher than the actual
temperature.
The displayed outside air temperature is lower than the actual
temperature.
Outside air temperature is not indicated.
Diagnosis procedure
1.Check ambient sensor signal circuit
Check the ambie ...