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Home >> Mazda >> 2007 >> CX-7 Touring, AWD >> Repair and Diagnosis >> Body & Frame >> Door Locks >> On-Board Diagnostic (Advanced Keyless System) >> DTC B1134[Advanced Keyless System] >> Diagnostic procedure

Diagnostic procedure

DTC B1134[ADVANCED KEYLESS SYSTEM] DIAGNOSTIC PROCEDURE

STEP INSPECTION ACTION
1 VERIFY NUMBER OF REGISTERED CARD KEYS 
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] ).
No Using the WDS or equivalent, register a card key if necessary.
(See CARD KEY ID CODE REGISTRATION[ADVANCED KEYLESS SYSTEM] ) Go to the next step.
2 INSPECT KEYLESS CONTROL MODULE 
  • Turn the ignition switch to the ON position.
  • Is the DTC displayed?
    • M-MDS: B1134
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] ).
No DTC troubleshooting completed.