DTC U2300:54 [RETRACTABLE HARDTOP CONTROL MODULE]

id0902r4078800

Description

Configuration data not received from instrument cluster
Detection condition
•  The retractable hardtop control module cannot receive configuration data from the instrument cluster with the ignition switched ON (engine off or on).
Fail-safe
•  Stops retractable hardtop operation
Possible cause
Note
•  To correctly write the configuration data, sent from the instrument cluster to the retractable hardtop control module, to the retractable hardtop control module, 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 performed
―  Instrument cluster internal memory malfunction
•  Retractable hardtop control module malfunction
System wiring diagram
Not applicable

Diagnostic Procedure

Step

Inspection

Action
1
VERIFY INSTRUMENT CLUSTER DTCs
•  Retrieve the instrument cluster DTCs using the M-MDS.
•  Are any DTCs displayed?
Yes
Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
(See DTC TABLE [INSTRUMENT CLUSTER].)
No
Go to the next step.
2
RESET INSTRUMENT CLUSTER CONFIGURATION DATA
•  Using the M-MDS, perform the instrument cluster configuration with the As-Built data.
•  Clear the DTC for the retractable hardtop control module using the M-MDS.
•  Switch the ignition ON (engine off or on) and wait for 30 s or more.
•  Retrieve the retractable hardtop control module DTCs using the M-MDS.
•  Is the same Pending DTC present?
Yes
Using the M-MDS, re-perform the instrument cluster configuration using the As-Built data, then go to the next step.
(See INSTRUMENT CLUSTER CONFIGURATION (USING AS-BUILT DATA).)
No
Go to Step 4.
3
VERIFY THAT REPAIRS HAVE BEEN COMPLETED
•  Clear the DTC for the retractable hardtop control module using the M-MDS.
•  Retrieve the retractable hardtop control module DTCs using the M-MDS.
•  Is the same Pending DTC present?
Yes
Repeat the inspection from Step 1.
•  If the malfunction recurs, replace the retractable hardtop control module.
Go to the next step.
No
Go to the next step.
4
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 [RETRACTABLE HARDTOP CONTROL MODULE].)
No
DTC troubleshooting completed.