Nissan Rogue (T33) 2021-Present Service Manual: B24a1-17 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 / B24a1-17 A/c Auto Amp.

DTC Description

DTC DETECTION LOGIC

DTC No.

CONSULT screen terms

(Trouble diagnosis content) 		DTC detection condition
B24A1-17

A/C auto AMP.

(Air conditioning automatic amplifier) 		Diagnosis condition Ignition switch OFF
Signal (Terminal) Accessory power supply
Threshold Shorted to battery
Diagnosis delay time 30 seconds or more

POSSIBLE CAUSE

  • A/C amp.

  • Harness or connector (accessory power supply circuits is shorted to battery)

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

CHECK A/C AMP. POWER SUPPLY AND GROUND CIRCUITS

Check A/C amp. power supply and ground circuits. Refer to Diagnosis Procedure.

Is the inspection result normal?

YES>>

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

NO>>

Repair or replace malfunctioning parts.

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