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 / Automatic 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 (not auto ACC status)
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.

DTC 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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