Nissan Rogue (T33) 2021-Present Service Manual: B24a0-49 A/c Auto Amp.

Nissan Rogue (T33) 2021-Present Service Manual / Ventilation, Heater & Air Conditioner :: Heater & Air Conditioning Control System / Manual Air Conditioning :: Dtc/circuit Diagnosis / B24a0-49 A/c Auto Amp.

DTC Description

DTC DETECTION LOGIC

DTC No.

CONSULT screen terms

(Trouble diagnosis content) 		DTC detection condition
B24A0-49

A/C AUTO AMP.

(Air conditioning automatic amplifier) 		Diagnosis condition Ignition switch ON
Signal (Terminal) —
Threshold A malfunction is detected in A/C amp. internal EEPROM memory functions.
Diagnosis delay time 2 second or more

POSSIBLE CAUSE

A/C amp.

FAIL-SAFE

—

DTC CONFIRMATION PROCEDURE

PERFORM SELF DIAGNOSIS

CONSULT

  1. Ignition switch ON.

  2. Select "Self diagnosis result" mode of "HVAC".

  3. Check DTC.

Is DTC detected?

YES>>

Refer to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: Inspection End.

Diagnosis Procedure

REPLACE A/C AMP.

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

>>

Inspection End.

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