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Home >> Mazda >> 2025 >> CX-5 S >> Repair and Diagnosis (Single Page) >> Body & Frame >> Door Locks >> On-Board Diagnostic - Power Liftgate (PLG) Control Module >> DTC U2300:56 Configuration Data Unmatched With Instrument Cluster >> Diagnostic Procedure

Diagnostic Procedure

DTC U2300:56 (POWER LIFTGATE CONTROL MODULE) DIAGNOSTIC PROCEDURE

Step Inspection Action
1 VERIFY IF OTHER DTCs DISPLAYED FOR POWER LIFTGATE (PLG) CONTROL MODULE 
  • Clear the DTC for the power liftgate (PLG) control module using the M-MDS. (See CLEARING DTC .)
  • Retrieve the power liftgate (PLG) control module DTCs using the M-MDS. (See DTC INSPECTION .)
  • Is DTC U3000:49 displayed?
 Yes Replace the power liftgate (PLG) control module, then go to step 4. (See POWER LIFTGATE (PLG) CONTROL MODULE REMOVAL/INSTALLATION .)
No Go to the next step.
2 VERIFY INSTRUMENT CLUSTER DTCs  Yes Repair the malfunctioning part according to the applicable DTC troubleshooting.
(See DTC TABLE [INSTRUMENT CLUSTER] .)
No Go to the next step.
3 RESET INSTRUMENT CLUSTER CONFIGURATION DATA 
  • Using the M-MDS, perform the instrument cluster configuration with the As-Built data. (See INSTRUMENT CLUSTER CONFIGURATION (USING AS-BUILT DATA) .)
  • Clear the power liftgate (PLG) control module DTCs using the M-MDS. (See CLEARING DTC .)
  • Switch the ignition ON (engine off or on) and wait for 30s or more.
  • Retrieve the power liftgate (PLG) control module DTCs using the M-MDS. (See DTC INSPECTION .)
  • Is the same DTC displayed?
 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 power liftgate (PLG) control module using the M-MDS. (See CLEARING DTC .)
  • Switch the ignition ON (engine off or on) and wait for 30s or more.
  • Retrieve the power liftgate (PLG) control module DTCs using the M-MDS. (See DTC INSPECTION .)
  • Is the same DTC displayed?
 Yes Replace the power liftgate (PLG) control module, then go to the next step.
(See POWER LIFTGATE (PLG) CONTROL MODULE 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 .)
No DTC troubleshooting completed.
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