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Home >> Mazda >> 2021 >> CX-3 AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Anti-Theft Systems >> Symptom Troubleshooting - Security And Locks >> Advanced Keyless Entry System Does Not Operate >> Notes
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Advanced Keyless Entry System Does Not Operate: Notes

ADVANCED KEYLESS ENTRY SYSTEM DOES NOT OPERATE (SECURITY AND LOCKS) POSSIBLE CAUSE

Description
  • The door locking operation using the door request switch is not possible.
  • The liftgate/trunk lid cannot be open using the liftgate/trunk lid opener switch.
Possible Causes
  • Liftgate/trunk lid opener switch malfunction
  • Open circuit in wiring harness between the following terminals:
    • BCM terminal 2S and liftgate opener switch terminal A
    • LF control unit terminal C and request switch (LF) terminal D
    • LF control unit terminal A and request switch (RF) terminal D
    • Start stop unit terminal 1P and door lock link switch (driver's side) terminal D
    • Start stop unit terminal 1AF and ground
      • Start stop unit terminal 2B and ground
  • Short to ground in wiring harness between start stop unit terminal 1P and door lock link switch (driver's side) terminal D
  • Connector poor contact or terminal damage
  • Customer's mis-operation or misunderstanding
G13151832Courtesy of MAZDA MOTORS CORP.