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Home >> Infiniti >> 2018 >> QX30 Base >> Repair and Diagnosis >> Restraints >> Restraints Control Systems >> SRS Airbag Control System (DTC/Circuit Diagnosis) >> DTC/Circuit Diagnosis >> DTC B0091: Front Door Satellite Sensor >> DTC Description >> DTC Detection Logic
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DTC Detection Logic

DTC

CONSULT screen items

DTC detecting condition

(Trouble diagnosis content)

[Malfunction type]

B0091

11

Front door satellite sensor left

(Front door satellite sensor left)

[CIRC SHORT TO GRND]

Diagnosis condition

When ignition switch is ON.

Signal (terminal)

Front door satellite sensor signal

Threshold

Front door satellite sensor circuit is shorted to ground

Diagnosis delay time

2.5 sec.

12

[CIRC SHORT TO BATTERY]

Diagnosis condition

When ignition switch is ON.

Signal (terminal)

Front door satellite sensor signal

Threshold

Front door satellite sensor circuit is shorted to power supply circuit

Diagnosis delay time

2.5 sec.

49

[INTERNAL ELECTRONIC]

Diagnosis condition

When ignition switch is ON.

Signal (terminal)

Front door satellite sensor signal

Threshold

Front door satellite sensor is malfunctioning

Diagnosis delay time

2.5 sec.

55

[NOT CONFIRMED]

Diagnosis condition

When ignition switch is ON.

Signal (terminal)

--

Threshold

When no data are stored in the air bag diagnosis sensor unit

Diagnosis delay time

2.5 sec.

87

[MISSING MESSAGE]

Diagnosis condition

When ignition switch is ON.

Signal (terminal)

Front door satellite sensor signal

Threshold

Communication malfunction of front door satellite sensor

Diagnosis delay time

2.5 sec.