Nissan Sentra B18 (2020-2025) Service Manual: B1036-16 Ignition Voltage
Dtc Description
DTC Description
DTC DETECTION LOGIC
|
DTC No. |
CONSULT screen items (Trouble diagnosis content) |
DTC Detection Condition |
|
|---|---|---|---|
|
B1036-16 |
Ignition voltage (Ignition voltage) |
Diagnosis condition |
When ignition switch is ON. |
|
Signal (terminal) |
Ignition low voltage signal |
||
|
Threshold |
Power supply malfunction (low voltage) of air bag diagnosis sensor unit |
||
|
Diagnosis delay time |
10 seconds or more. |
||
POSSIBLE CAUSE
-
Malfunction of battery voltage (9 V or less)
-
Connection malfunction of harness or connector
-
Internal malfunction of air bag diagnosis sensor unit
FAIL-SAFE
—
Confirmation Procedure
Confirmation Procedure
-
CHECK SELF DIAGNOSTIC RESULT
-
CONSULT-
Ignition switch ON.
-
Select “Self Diagnostic Result” mode of “AIR BAG”.
-
Check for DTC.
-
Is malfunctioning part 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
Warning:
-
Before servicing, ignition switch OFF, disconnect battery negative terminal, and wait at least 3 minutes or more (to discharge backup capacitor).
-
Never use an unspecified tester or other measuring device.
-
CHECK BATTERY VOLTAGE
-
Check battery voltage. Refer to Work Flow.
Is the inspection result normal?
YES >>GO TO 2.
NO >>Repair or replace the malfunctioning parts.
-
-
CHECK HARNESS CONNECTOR
-
Check the harness connector.
Is the inspection result normal?
YES >>GO TO 3.
NO >>Replace harness connectors.
-
-
CHECK WIRING HARNESS
-
Check the wiring harness externals.
Is the inspection result normal?
YES >>GO TO 4.
NO >>Replace wiring harness.
-
-
REPLACE AIR BAG DIAGNOSIS SENSOR UNIT
-
-
Replace air bag diagnosis sensor unit. Refer to Removal and Installation.
-
Perform DTC confirmation procedure. Refer to DTC Confirmation Procedure.
-
Is DTC detected?
YES>>GO TO 1.
NO>>Inspection End.
-
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