Nissan Sentra B18 (2020-2025) Service Manual: B2001-45 Intelligent Key Unit
Dtc Description
DTC Description
DTC DETECTION LOGIC
|
DTC No. |
CONSULT screen items (Trouble diagnosis content) |
DTC Detection Condition |
|
|---|---|---|---|
|
B2001–45 |
Intelligent Key unit (Intelligent Key unit) |
Diagnosis condition |
Ignition switch ON |
|
Signal (terminal) |
— |
||
|
Threshold |
Intelligent Key unit is internal malfunctioning |
||
|
Diagnosis delay time |
1 second or less |
||
POSSIBLE CAUSE
Intelligent Key unit
FAIL-SAFE
—
Confirmation Procedure
Confirmation Procedure
-
PERFORM DTC CONFIRMATION PROCEDURE
-
CONSULT-
Erase DTC.
-
Ignition switch OFF.
-
Ignition switch ON.
-
Select “Self Diagnostic Result” mode of “HANDS FREE MODULE".
-
Is DTC detected?
YES>>Refer to DTC Diagnosis Procedure.
NO>>To check malfunction symptom before repair. Refer to Intermittent Incident.
NO>>Confirmation after repair: Inspection End.
-
Dtc Diagnosis Procedure
DTC Diagnosis Procedure
-
REPLACE INTELLIGENT KEY UNIT
-
When DTC “B2001–45” is detected, replace Intelligent Key unit.
Replace Intelligent Key unit. Refer to Removal and Installation.
-
Other materials:
Symptom Diagnosis. Overheating Cause Analysis
Overheating Cause Analysis
Diagnosis Chart by Symptom
Diagnosis Chart by Symptom
Symptom
Inspection item
Cooling system
...
P052a Intake Valve Timing Control
Dtc Description
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis
content)
DTC detecting
condition
...
Illumination Control Switch Signal Circuit
Diagnosis Procedure
Diagnosis Procedure
CHECK COMBINATION METER INPUT
SIGNAL
Ignition switch ON.
Check voltage between the following terminals of
the illumination co ...