Nissan Murano: Srs Air Bag Control System :: Dtc/circuit Diagnosis / B0099 Satellite Sensor

Nissan Murano (Z52) 2015-2024 Service Manual / Restraints / Srs Air Bag Control System :: Dtc/circuit Diagnosis / B0099 Satellite Sensor

DTC Description

DTC DETECTION LOGIC

DTC No.

CONSULT screen items

(Trouble diagnosis content)
DTC detecting condition
B0099-93

SATELLITE SENSOR

[RESET]

[Roll Over Sensor (Subfault)]
Diagnosis condition When ignition switch is ON.
Signal (terminal) Satellite sensor
Threshold
Diagnosis delay time
B0099-88

SATELLITE SENSOR

[OPEN]

[Roll Over Sensor (Subfault)]
Diagnosis condition When ignition switch is ON.
Signal (terminal) Satellite sensor
Threshold
Diagnosis delay time
B0099-86

SATELLITE SENSOR

[UNMATCH]

[Roll Over Sensor (Subfault)]
Diagnosis condition When ignition switch is ON.
Signal (terminal) Satellite sensor
Threshold
Diagnosis delay time
B0099-81

SATELLITE SENSOR

[COMM ERR]

[Roll Over Sensor (Subfault)]
Diagnosis condition When ignition switch is ON.
Signal (terminal) Satellite sensor
Threshold
Diagnosis delay time
B0099-28

SATELLITE SENSOR

[OFFSET ERR]

[Roll Over Sensor (Subfault)]
Diagnosis condition When ignition switch is ON.
Signal (terminal) Satellite sensor
Threshold
Diagnosis delay time
B0099-25

SATELLITE SENSOR

[SELF-DIAG ERR]

[Roll Over Sensor (Subfault)]
Diagnosis condition When ignition switch is ON.
Signal (terminal) Satellite sensor
Threshold
Diagnosis delay time
B0099-24

SATELLITE SENSOR

[UPPER LIMIT ERR]

[Roll Over Sensor (Subfault)]
Diagnosis condition When ignition switch is ON.
Signal (terminal) Satellite sensor
Threshold
Diagnosis delay time
B0099-23

SATELLITE SENSOR

[LOWER LIMIT ERR]

[Roll Over Sensor (Subfault)]
Diagnosis condition When ignition switch is ON.
Signal (terminal) Satellite sensor
Threshold
Diagnosis delay time
B0099-12

SATELLITE SENSOR

[VB-SHORT]

[Roll Over Sensor (Subfault)]
Diagnosis condition When ignition switch is ON.
Signal (terminal) Satellite sensor
Threshold
Diagnosis delay time
B0099-11

SATELLITE SENSOR

[GND-SHORT]

[Roll Over Sensor (Subfault)]
Diagnosis condition When ignition switch is ON.
Signal (terminal) Satellite sensor
Threshold
Diagnosis delay time

POSSIBLE CAUSE

[RESET], [COMM ERR]

  • Connection malfunction of harness or connector

  • Internal malfunction of other satellite sensor

  • Internal malfunction of air bag diagnosis sensor unit

[OPEN]

  • Connection malfunction or open circuit of harness or connector

  • Internal malfunction of other satellite sensor

  • Internal malfunction of air bag diagnosis sensor unit

[UNMATCH]

  • Air bag diagnosis sensor unit and other satellite sensor is different from the part specified

[OFFSET ERR], [SELF-DIAG ERR], [LOWER LIMIT ERR], [UPPER LIMIT ERR]

  • Internal malfunction of other satellite sensor

  • Internal malfunction of air bag diagnosis sensor unit

[VB-SHORT]

  • Connection malfunction or short circuit to power supply of harness and connector

  • Internal malfunction of other satellite sensor

  • Internal malfunction of air bag diagnosis sensor unit

[GND-SHORT]

  • Connection malfunction or short circuit to ground of harness and connector

  • Internal malfunction of other satellite sensor

  • Internal malfunction of air bag diagnosis sensor unit

FAIL-SAFE

DTC CONFIRMATION PROCEDURE

CHECK SELF DIAGNOSTIC RESULT

CONSULT

  1. Ignition switch ON.

  2. Select "Self Diagnostic Result" mode of "AIR BAG".

  3. Check for DTC.

Is the DTC detected?

YES>>

(Current DTC) Refer to DTC Diagnosis Procedure.

YES>>

(Past DTC) GO TO 2.

NO>>

Inspection End.

ERASE SELF DIAGNOSTIC RESULT

CONSULT

Erase the DTC.

Can the DTC be erased?

YES>>

Inspection End.

NO>>

Refer to DTC Diagnosis Procedure.

DTC CONFIRMATION PROCEDURE

CHECK SELF DIAGNOSTIC RESULT

CONSULT

  1. Ignition switch ON.

  2. Check the air bag warning lamp status. Refer to SRS Operation Check.

NOTE:

SRS will not enter diagnosis mode if no malfunction is detected in user mode.

Is the DTC detected?

YES>>

Refer to DTC Diagnosis Procedure.

NO>>

Inspection End.

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 unspecified tester or other measuring device.

CHECK DTC

Perform each inspection according to the displayed DTC.

Which DTC is displayed?

[B0099–86] >>

GO TO 4.

Other than the above >>

GO TO 2.

CHECK HARNESS CONNECTOR

Check the harness connector.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Replace harness connector.

CHECK WIRING HARNESS

Check the wiring harness externals.

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

Replace wiring harness.

REPLACE SATELLITE SENSOR

  1. Replace satellite sensor. Refer to Removal and Installation.

  2. Perform DTC confirmation procedure. Refer to DTC Description.

Is DTC detected?

YES>>

GO TO 5.

NO>>

Inspection End.

REPLACE AIR BAG DIAGNOSIS SENSOR UNIT

  1. Replace air bag diagnosis sensor unit. Refer to Removal and Installation.

  2. Perform DTC confirmation procedure. Refer to DTC Description.

Is DTC detected?

YES>>

GO TO 1.

NO>>

Inspection End.

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