Keyless/Power Door Locks/Security System Symptom Troubleshooting Index (2013-17)

WARNING: This page is about a different car, the 2016 Acura RDX, 2015 Acura RDX, 2014 Acura RDX, and 2013 Acura RDX. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: If the door lock system and the keyless operation do not work, troubleshoot the door locks first. The system does not function when press the engine start/stop button to select the ON mode.

Symptom	Check Items	Also check for
The security system sounds randomly while the doors are locked.
All the doors will not lock or unlock with driver's door key cylinder or door lock switch or keyless remote.	Poor ground (G501, G601, G602) Blown No. B41 (20 A) fuse in the under-dash fuse/relay box MICU input test - Refer to: Keyless/Power Door Locks/Security System (MICU, Door Multiplex Control Unit, and Front Passenger's Power Window Switch) Input Test (2013-15), or Keyless/Power Door Locks/Security System (MICU, Door Multiplex Control Unit, and Front Passenger's Power Window Switch) Input Test (2016-17) Remote test - Refer to: Keyless Access Remote Removal, Installation, and Test (2013-15), or Keyless Access Remote Removal, Installation, and Test (2016-17)
Driver's door will not lock or unlock.	Poor ground (G501, G601) Blown No. B15 (10 A) and/or No. B30 (10 A) fuse in the under-dash fuse/relay box Door switch test (check the door switch ON/OFF information with the HDS) Actuator test
Left rear door will not lock or unlock.	Poor ground (G501, G601) Blown No. B9 (15 A) and/or No. B33 (15 A) fuse in the under-dash fuse/relay box MICU input test - Refer to: Keyless/Power Door Locks/Security System (MICU, Door Multiplex Control Unit, and Front Passenger's Power Window Switch) Input Test (2013-15), or Keyless/Power Door Locks/Security System (MICU, Door Multiplex Control Unit, and Front Passenger's Power Window Switch) Input Test (2016-17) Door switch test (check the door switch ON/OFF information with the HDS) Actuator test
Front passenger's and right rear doors will not lock or unlock.	Poor ground (G501, G601) Blown No. B8 (15 A) and/or No. B32 (15 A) fuse in the under-dash fuse/relay box MICU input test - Refer to: Keyless/Power Door Locks/Security System (MICU, Door Multiplex Control Unit, and Front Passenger's Power Window Switch) Input Test (2013-15), or Keyless/Power Door Locks/Security System (MICU, Door Multiplex Control Unit, and Front Passenger's Power Window Switch) Input Test (2016-17) Door switch test (check the door switch ON/OFF information with the HDS) Actuator test
Passenger doors will not unlock with the keyless remote or key cylinder switch, but will unlock with the inside door unlock switch.	Driver's door lock knob switch test (check for door lock knob switch ON/OFF information with the HDS)
Doors automatically relock 30 seconds after being unlocked with the keyless remote even though a door has been opened.	Symptom troubleshooting - Refer to: Keyless/Power Door Locks/Security System Symptom Troubleshooting - Security alarm system will not arm (2013-15), or Keyless/Power Door Locks/Security System Symptom Troubleshooting - AUTO DOOR UNLOCK does not work (2013-15), or Keyless/Power Door Locks/Security System Symptom Troubleshooting - The horn does not sound and/or the headlights do not flash when the PANIC button on the remote is pressed (2013-15), or Keyless/Power Door Locks/Security System Symptom Troubleshooting - Doors automatically relock 30 seconds after being unlocked with the keyless remote even though a door has been opened (2013-15), or Keyless/Power Door Locks/Security System Symptom Troubleshooting - AUTO DOOR UNLOCK does not work (2016-17), or Keyless/Power Door Locks/Security System Symptom Troubleshooting - Doors automatically relock 30 seconds after being unlocked with the keyless remote even though a door has been opened (2016-17), or Keyless/Power Door Locks/Security System Symptom Troubleshooting - Security alarm system will not arm (2016-17), or Keyless/Power Door Locks/Security System Symptom Troubleshooting - The horn does not sound and/or the headlights do not flash when the PANIC button on the remote is pressed (2016-17) Door switch test (check the door switch ON/OFF information with the HDS)
The horn does not sound and/or the headlights do not flash when the PANIC button on the remote is pressed.	Symptom troubleshooting - Refer to: Keyless/Power Door Locks/Security System Symptom Troubleshooting - Security alarm system will not arm (2013-15), or Keyless/Power Door Locks/Security System Symptom Troubleshooting - AUTO DOOR UNLOCK does not work (2013-15), or Keyless/Power Door Locks/Security System Symptom Troubleshooting - The horn does not sound and/or the headlights do not flash when the PANIC button on the remote is pressed (2013-15), or Keyless/Power Door Locks/Security System Symptom Troubleshooting - Doors automatically relock 30 seconds after being unlocked with the keyless remote even though a door has been opened (2013-15), or Keyless/Power Door Locks/Security System Symptom Troubleshooting - AUTO DOOR UNLOCK does not work (2016-17), or Keyless/Power Door Locks/Security System Symptom Troubleshooting - Doors automatically relock 30 seconds after being unlocked with the keyless remote even though a door has been opened (2016-17), or Keyless/Power Door Locks/Security System Symptom Troubleshooting - Security alarm system will not arm (2016-17), or Keyless/Power Door Locks/Security System Symptom Troubleshooting - The horn does not sound and/or the headlights do not flash when the PANIC button on the remote is pressed (2016-17)
Security alarm system will not arm.	Symptom troubleshooting - Refer to: Keyless/Power Door Locks/Security System Symptom Troubleshooting - Security alarm system will not arm (2013-15), or Keyless/Power Door Locks/Security System Symptom Troubleshooting - AUTO DOOR UNLOCK does not work (2013-15), or Keyless/Power Door Locks/Security System Symptom Troubleshooting - The horn does not sound and/or the headlights do not flash when the PANIC button on the remote is pressed (2013-15), or Keyless/Power Door Locks/Security System Symptom Troubleshooting - Doors automatically relock 30 seconds after being unlocked with the keyless remote even though a door has been opened (2013-15), or Keyless/Power Door Locks/Security System Symptom Troubleshooting - AUTO DOOR UNLOCK does not work (2016-17), or Keyless/Power Door Locks/Security System Symptom Troubleshooting - Doors automatically relock 30 seconds after being unlocked with the keyless remote even though a door has been opened (2016-17), or Keyless/Power Door Locks/Security System Symptom Troubleshooting - Security alarm system will not arm (2016-17), or Keyless/Power Door Locks/Security System Symptom Troubleshooting - The horn does not sound and/or the headlights do not flash when the PANIC button on the remote is pressed (2016-17)
Auto door unlock does not work.	Symptom troubleshooting - Refer to: Keyless/Power Door Locks/Security System Symptom Troubleshooting - Security alarm system will not arm (2013-15), or Keyless/Power Door Locks/Security System Symptom Troubleshooting - AUTO DOOR UNLOCK does not work (2013-15), or Keyless/Power Door Locks/Security System Symptom Troubleshooting - The horn does not sound and/or the headlights do not flash when the PANIC button on the remote is pressed (2013-15), or Keyless/Power Door Locks/Security System Symptom Troubleshooting - Doors automatically relock 30 seconds after being unlocked with the keyless remote even though a door has been opened (2013-15), or Keyless/Power Door Locks/Security System Symptom Troubleshooting - AUTO DOOR UNLOCK does not work (2016-17), or Keyless/Power Door Locks/Security System Symptom Troubleshooting - Doors automatically relock 30 seconds after being unlocked with the keyless remote even though a door has been opened (2016-17), or Keyless/Power Door Locks/Security System Symptom Troubleshooting - Security alarm system will not arm (2016-17), or Keyless/Power Door Locks/Security System Symptom Troubleshooting - The horn does not sound and/or the headlights do not flash when the PANIC button on the remote is pressed (2016-17)