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Home >> Mazda >> 2021 >> CX-3 AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 55 (Symptom Troubleshooting - Security And Locks) >> Advanced Keyless Entry System Does Not Operate [Security And Locks] >> Notes

Advanced Keyless Entry System Does Not Operate [Security And Locks]: Notes

WARNING: This page is about a different car, the 2016 Mazda CX-3. However, it is still accessible from the selected car via links, so may be relevant.
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
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