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DTC U2300:54 [BCM]

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2016 – MX-5 – Body and Accessories

DTC U2300:54 [BCM]

Description

Configuration data not received from instrument cluster

Detection condition

  • BCM cannot receive the configuration data from the instrument cluster with the ignition switched ON (engine off or on).

Fail-safe

Not applicable

Possible cause

NOTE:

  • To correctly write the configuration data sent from the instrument cluster to the BCM to the BCM, 30 s or more need to have elapsed since the ignition was switched ON (engine off or on).

  • DTCs are stored in the instrument cluster.

    • Instrument cluster configuration not implemented

    • Instrument cluster internal memory malfunction

  • BCM malfunction

System wiring diagram

Not applicable

Diagnostic Procedure

Step

Inspection

Action

1

VERIFY BCM DTCs AGAIN

  • Clear the DTC for the BCM using the M-MDS.

    (See CLEARING DTC [BCM].)

  • Switch the ignition ON (engine off or on) and wait for 30 s or more.

  • Retrieve the BCM DTCs using the M-MDS.

    (See DTC INSPECTION [BCM].)

  • Is the same DTC displayed?

Yes

Go to the next step.

No

Go to Step 5.

2

VERIFY INSTRUMENT CLUSTER DTCs

Yes

Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.

(See DTC TABLE [INSTRUMENT CLUSTER].)

No

Go to the next step.

3

RESET CONFIGURATION DATA FROM INSTRUMENT CLUSTER TO BCM

Yes

Using the M-MDS, perform the instrument cluster configuration (using As-Built data) again, then go to the next step.

(See INSTRUMENT CLUSTER CONFIGURATION (USING AS-BUILT DATA).)

No

Go to Step 5.

4

VERIFY THAT REPAIRS HAVE BEEN COMPLETED

  • Clear the DTC for the BCM using the M-MDS.

    (See CLEARING DTC [BCM].)

  • Switch the ignition ON (engine off or on) and wait for 30 s or more.

  • Retrieve the BCM DTCs using the M-MDS.

    (See DTC INSPECTION [BCM].)

  • Is the same DTC displayed?

Yes

Replace the BCM, then go to the next step.

(See BODY CONTROL MODULE (BCM) REMOVAL/INSTALLATION.)

No

Go to the next step.

5

VERIFY IF OTHER DTCs DISPLAYED

  • Are any other DTCs displayed?

Yes

Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.

(See DTC TABLE [BCM].)

No

DTC troubleshooting completed.

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