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Diagnostic Procedure

WARNING: This page is about a different car, the 2007 Mazda MX-5 Miata. However, it is still accessible from the selected car via links, so may be relevant.
DTC B2477 DIAGNOSTIC PROCEDURE TABLE

STEP INSPECTION ACTION
1 PERFORM INSTRUMENT KEYLESS CONTROL MODULE CONFIGURATION 
  • Perform keyless control module configuration.
  • Is B2477 displayed
 Yes Replace the keyless control module and perform the resetting procedure for the advanced keyless system when replacing the keyless control module.
(See KEYLESS CONTROL MODULE REMOVAL/INSTALLATION[ADVANCED KEYLESS SYSTEM] .)
(See CARD KEY ID CODE REGISTRATION[ADVANCED KEYLESS SYSTEM] .)
(See STEERING LOCK UNIT ID CODE REGISTRATION[ADVANCED KEYLESS SYSTEM] .)
(See KEYLESS CONTROL MODULE CONFIGULATION[ADVANCED KEYLESS SYSTEM] .)
(See IMMOBILIZER SYSTEM COMPONENT REPLACEMENT/KEY ADDITION AND CLEARING[ADVANCED KEYLESS SYSTEM] .)
(See SECURITY ACCESS PROCEDURE[ADVANCED KEYLESS SYSTEM] .)
No
  • Go to the next step.
2 VERIFY TROUBLESHOOTING OF DTC B2477 COMPLETED 
  • Clear the DTC from the memory.
  • Is any DTC displayed
 Yes Go to the applicable DTC inspection.
No DTC troubleshooting completed.
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