Nissan Sentra B18 (2020-2025) Service Manual: Intelligent Key System Symptoms
Diagnosis Procedure
Diagnosis Procedure
Note:
Perform the self-diagnosis with CONSULT before the symptom diagnosis. Perform the trouble diagnosis if any DTC is detected.
SYMPTOM TABLE 1 (BOTH INTELLIGENT KEYS HAVE THE SAME SYMPTOMS)
|
No. |
Door lock operation (remote keyless entry) |
Door lock operation (request switch) or trunk open operation (opener switch of trunk lid) |
Engine started with push-button ignition switch operation (registered Intelligent Key is within the detection area of inside key antenna) |
Engine started with push-button ignition switch operation (registered Intelligent Key placed next to push-button ignition switch) |
Symptom |
|---|---|---|---|---|---|
|
1 |
OK |
OK |
No start |
No start |
Diagnosis Procedure |
|
2 |
OK |
NG |
OK |
OK |
Description |
|
3 |
OK |
NG |
No crank, No start |
OK |
Description |
|
4 |
NG |
NG |
No crank, No start |
OK |
Description |
|
5 |
NG |
NG |
No start |
No start |
Description |
|
6 |
OK |
OK |
No crank, No start |
OK |
Diagnosis Procedure |
|
7 |
NG |
OK |
OK |
OK |
Description |
|
8 |
NG |
NG |
OK |
OK |
Description |
|
9 |
Poor range |
OK |
OK |
OK |
Description |
SYMPTOM TABLE 2 (ONE INTELLIGENT KEY HAS THE SYMPTOM, OTHER KEYS OPERATE NORMALLY)
|
No. |
Door lock operation (remote keyless entry) |
Door lock operation (request switch) or trunk open operation (opener switch of trunk lid) |
Engine started with push-button ignition switch operation (Intelligent Key is within the detection area of inside key antenna) |
Engine started with push-button ignition switch operation (registered Intelligent Key placed next to push-button ignition switch) |
Symptom |
|---|---|---|---|---|---|
|
1 |
NG |
OK |
OK |
OK |
Description |
|
2 |
NG |
NG |
No crank, No start |
OK |
Description |
|
3 |
NG |
NG |
No crank, No start |
No crank, No start |
Description |
|
4 |
OK |
OK |
No crank, No start |
No crank, No start |
Diagnosis Procedure |
|
5 |
OK |
NG |
No crank, No start |
OK |
Diagnosis Procedure |
|
6 |
Poor range |
OK |
OK |
OK |
Description |
Other materials:
Evap Canister Vent Control Valve
Component Inspection
Component Inspection
CHECK EVAP CANISTER VENT CONTROL
VALVE-1
Disconnect hose from (A), (B), and (C)
with remaining harness connector connected.
Block port (B).
...
Park/neutral Position Switch
Component Inspection
Component Inspection
CHECK PARK/NEUTRAL POSITION
SWITCH-1
Turn ignition switch ON.
Check the voltage between ECM harness
connector and ground.
...
Seat. System Description
Component Parts
Power Seat System
Component Parts Location
Component Parts
Location
No.
Component
Function
1.
...