Nissan Murano: Heater & Air Conditioning Control System :: Dtc/circuit Diagnosis / B27b0 A/c Auto Amp.

Nissan Murano (Z52) 2015-2024 Service Manual / Ventilation, Heater & Air Conditioner / Heater & Air Conditioning Control System :: Dtc/circuit Diagnosis / B27b0 A/c Auto Amp.

DTC Description

DTC DETECTION LOGIC

NOTE:

  • If DTC is displayed along with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to DTC Description.

  • If DTC is displayed along with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to DTC Description.

DTC No.

CONSULT screen terms

(Trouble diagnosis content)
DTC detection condition
B27B0

A/C AUTO AMP.

(A/C auto amp.)
Diagnosis condition When ignition switch is ON.
Signal (terminal) -
Threshold -
Diagnosis delay time -

POSSIBLE CAUSE

A/C auto amp.

FAIL-SAFE

DTC Confirmation Procedure

PERFORM DTC CONFIRMATION PROCEDURE

CONSULT

  1. Ignition switch ON.

  2. Select “Self Diagnostic Result” mode of “HVAC”.

  3. Check DTC.

Is DTC detected?

YES>>

Refer to DTC Diagnosis Procedure.

NO>>

Inspection End.

DTC Diagnosis Procedure

PERFORM SELF DIAGNOSTIC RESULT

CONSULT

  1. Ignition switch ON.

  2. Select “Self Diagnostic Result” mode of “HVAC”.

  3. Select “ERASE”.

  4. Ignition switch OFF.

  5. Ignition switch ON.

  6. Perform “DTC CONFIRMATION PROCEDURE”. Refer to DTC Description.

Is DTC detected again?

YES>>

Replace A/C auto amp. Refer to Removal and Installation.

NO>>

Inspection End.

    B2796 Fr Sw Comm Error

    DTC Description DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detection condition B2796 FR SW COMM ERROR (Front switch communication error) Diagnosis condition When ignition switch is ON...

    Power Supply and Ground Circuit

    ..

    Other information:

    Nissan Murano (Z52) 2015-2024 Service Manual: System


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    Nissan Murano (Z52) 2015-2024 Service Manual: U1010-49 Control Unit (can)


    DTC Description DESCRIPTIONCAN controller controls the communication of ITS communication signal and the error detection.DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detection condition U1010-49 CONTROL UNIT (CAN) [Control unit (CAN)] Diagnosis condition When ignition switch is ON...

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    Nissan Murano. Vehicle security system

    Your vehicle has two types of security systems:

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    The vehicle security system provides visual and audible alarm signals if someone opens the doors, liftgate or the hood when the system is armed. It is not, however, a motion detection type system that activates when a vehicle is moved or when a vibration occurs.

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