Nissan Rogue (T33) 2021-Present Service Manual: Hvac Branch Line Circuit

Nissan Rogue (T33) 2021-Present Service Manual / Electrical & Power Control :: Lan System / Can :: Dtc/circuit Diagnosis / Hvac Branch Line Circuit

Diagnosis Procedure

CHECK CONNECTOR

  1. Turn the ignition switch OFF.

  2. Disconnect the battery cable from the negative terminal.

  3. Check the terminals and connectors of the A/C amp. for damage, bend and loose connection (unit side and connector side).

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Repair the terminal and connector.

CHECK HARNESS FOR OPEN CIRCUIT

  1. Disconnect the connector of A/C amp.

  2. Check the resistance between the A/C amp. harness connector terminals.

    A/C amp. harness connector Resistance (Ω)
    Connector No. Terminal No.
    M55 50 70 Approx. 54 – 66

Is the measurement value within the specification?

YES>>

GO TO 3.

NO>>

Repair the A/C amp. branch line.

CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and the ground circuit of the A/C amp. Refer to the following.

  • Automatic air conditioning: Diagnosis Procedure

  • Manual air conditioning: Diagnosis Procedure

Is the inspection result normal?

YES (Present error)>>

Replace the A/C amp. Refer to the following.

  • Automatic air conditioning: Removal and Installation

  • Manual air conditioning: Removal and Installation

YES (Past error)>>

Error was detected in the A/C amp. branch line.

NO>>

Repair the power supply and the ground circuit.

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