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DTC Detection Logic

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

B1F10-13

Microphone 2 Input

[Active noise control microphone LH (front)]

[OPEN]

Diagnosis condition

When ignition switch is ON.

Signal (terminal)

  • FRONT LH ANC MIC+ (terminal 69)
  • FRONT LH ANC MIC- (terminal 49)

Threshold

Open

Diagnosis delay time

30 seconds or more

B1F10-01

[SHORT]

Diagnosis condition

When ignition switch is ON.

Signal (terminal)

  • FRONT LH ANC MIC+ (terminal 69)
  • FRONT LH ANC MIC- (terminal 49)

Threshold

Short circuit

Diagnosis delay time

30 seconds or more

B1F10-11

[GND-SHORT]

Diagnosis condition

When ignition switch is ON.

Signal (terminal)

  • FRONT LH ANC MIC+ (terminal 69)
  • FRONT LH ANC MIC- (terminal 49)

Threshold

Short to ground circuit

Diagnosis delay time

30 seconds or more

B1F10-12

[VB-SHOR]

Diagnosis condition

When ignition switch is ON.

Signal (terminal)

  • FRONT LH ANC MIC+ (terminal 69)
  • FRONT LH ANC MIC- (terminal 49)

Threshold

Short to power supply circuit

Diagnosis delay time

30 seconds or more