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Nissan Sentra B18 (2020-2025) Service Manual: C1700-55 Control Unit

Dtc Description

DTC Description

Note:

The Signal Tech II Tool [– (NI-50190)] can be used to perform the following functions: Refer to the Signal Tech II User Guide for additional information.

  • Activate and display TPMS sensor IDs

  • Display tire pressure reported by the TPMS sensor

  • Read TPMS DTCs

  • Register TPMS sensor IDs

DTC DETECTION LOGIC

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

C1700-55

Control unit

(Control unit)

Diagnosis condition

When Ignition switch is ON.

Signal (terminal)

–

Threshold

Receiver ID registration cannot be performed.

Diagnosis delay time

1 second or less.

POSSIBLE CAUSE

  • The ID registration is not completed.

  • The tire pressure sensor ID is duplicated.

FAIL-SAFE

—

Dtc Confirmation Procedure

DTC Confirmation Procedure

  1. PERFORM SELF DIAGNOSTIC RESULT

    1. CONSULT

      Select “Self Diagnostic Result” mode of “BCM(AIR PRESSURE MONITOR)”.

    Is DTC “C1700-55” detected?

    YES >>

    Refer to DTC Diagnosis Procedure.

    NO >>

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

    NO >>

    Confirmation after repair: Inspection End.

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

Note:

The Signal Tech II Tool [– (NI-50190)] can be used to perform the following functions: Refer to the Signal Tech II User Guide for additional information.

  • Activate and display TPMS sensor IDs

  • Display tire pressure reported by the TPMS sensor

  • Read TPMS DTCs

  • Register TPMS sensor IDs

  1. TIRE PRESSURE SENSOR ID REGISTRATION

    1. Perform tire pressure sensor ID registration. Refer to Work Procedure.

    Does low tire pressure warning lamp turn OFF?

    YES >>

    Inspection End.

    NO >>

    Replace BCM. Refer to Removal and Installation.

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