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Home >> Infiniti >> 2012 >> EX35 Base, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> LAN System >> DTC/Circuit Diagnosis >> RDR-R Branch Line Circuit >> Diagnosis Procedure

Diagnosis Procedure

  1. CHECK CONNECTOR
    1. Turn the ignition switch OFF.
    2. Disconnect the battery cable from the negative terminal.
    3. Check the following terminals and connectors for damage, bend and loose connection (unit side and connector side).
      • Side radar RH
      • Harness connector B106
      • Harness connector B103
      • Harness connector B101
      • Harness connector B69

      Is the inspection result normal? 

      YES: GO TO 2.

      NO: Repair the terminal and connector.

  2. CHECK HARNESS FOR OPEN CIRCUIT
    1. Disconnect the connector of side radar RH.
    2. Check the resistance between the side radar RH harness connector terminals.
      Side radar RH harness connector Resistance (Ω)
      Connector No. Terminal No.
      B107 4 3 Approx. 108 - 132

      Is the measurement value within the specification? 

      YES: GO TO 3.

      NO: Repair the side radar RH branch line.

  3. CHECK POWER SUPPLY AND GROUND CIRCUIT

    Check the power supply and the ground circuit of the side radar RH. Refer to "SIDE RADAR RH: DIAGNOSIS PROCEDURE ".

    Is the inspection result normal? 

    YES (Present error): Replace the side radar RH. Refer to "REMOVAL AND INSTALLATION ".

    YES (Past error): Error was detected in the side radar RH branch line.

    NO: Repair the power supply and the ground circuit.