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Home >> Infiniti >> 2011 >> M37 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 33 (Driver Assistance System) >> BSW >> Symptom Diagnosis >> BSW System Symptoms >> Symptom Table

Symptom Table

WARNING: This page is about a different car, the 2011 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: Perform the self-diagnosis with CONSULT-III before the symptom diagnosis. Perform the trouble diagnosis if any DTC is detected.
NOTE: For the operational conditions of BSW, refer to "SYSTEM DESCRIPTION ".
PROBLEM SYMPTOMS

Symptom Possible cause Inspection item/Reference Information
Indicator/warning lamps do not illuminate when ignition switch OFF ==> ON. BSW warning lamp (Yellow) does not illuminate
  • BSW warning lamp signal (CAN)
    • Combination meter
    • ADAS control unit
  • BSW warning lamp (combination meter)
All of indicator/warning lamps do not illuminate;
  • BSW warning lamp
  • Warning systems ON indicator
  • Power supply and ground circuit of ADAS control unit
  • ADAS control unit
  • Combination meter
Power supply and ground circuit of ADAS control unit
Refer to "ADAS CONTROL UNIT : DIAGNOSIS PROCEDURE "
Warning systems ON indicator (on the warning systems switch) does not illuminate
  • Harness between ADAS control unit and warning systems switch
  • Warning systems switch
  • ADAS control unit
Warning systems ON indicator circuit
Refer to "DIAGNOSIS PROCEDURE "
BSW indicator does not turn ON
  • Harness between side radar and BSW indicator
  • Side radar LH/RH
  • BSW indicator
Perform self-diagnosis of side radar
Refer to "CONSULT-III FUNCTION (SIDE RADAR LEFT) " or "CONSULT-III FUNCTION (SIDE RADAR RIGHT) ".
BSW system is not activated. (Indicator/warning lamps illuminate when ignition switch OFF ==> ON.) Warning systems ON indicator is not turned ON <=> OFF when operating warning systems switch
  • Harness between ADAS control unit and waning systems switch
  • Harness between warning systems switch and ground
  • ADAS control unit
  • Warning systems switch
Warning systems ON indicator circuit
Refer to "DIAGNOSIS PROCEDURE ".
Buzzer is not sounding
  • Buzzer power supply circuit
  • Harness between ADAS control unit and warning buzzer
  • Harness between warning buzzer and ground
  • Warning buzzer
  • ADAS control unit
Warning buzzer circuit
Refer to "DIAGNOSIS PROCEDURE "