Keyless/Power Door Locks/Security System

• Component Location Index
• System Description
  • Security Alarm
  • Keyless Entry System
  • Panic Mode
• Circuit Diagram
• DTC Troubleshooting
  • DTC B1127: Driver's Door Key Cylinder Switch Malfunction
  • DTC B1128: Driver's Door Lock Switch Malfunction
  • DTC B1129: Driver's Door Lock Knob Switch Malfunction
• Symptom Troubleshooting Index
• Symptom Troubleshooting
  • The horn does not sound and/or the headlights do not flash when the PANIC button on the transmitter is pressed
  • Doors automatically relock 30 seconds after being unlocked with the transmitter even though a door has been opened
  • Keyless operation does not work (LOCK, UNLOCK, PANIC)
  • Doors will not unlock (or lock) with the transmitter, but will unlock (or lock) with the door lock switch and the door key cylinder switch
  • Security alarm system will not arm
  • Trunk lid latch switch circuit troubleshooting
  • Security hood switch circuit troubleshooting
  • Driver's door lock knob switch circuit troubleshooting
  • Front passenger's door lock knob switch circuit troubleshooting
  • Driver's door switch circuit troubleshooting
  • Front passenger's door switch circuit troubleshooting
  • Driver's door key cylinder switch circuit troubleshooting
  • Left rear door lock knob switch circuit troubleshooting
  • Right rear door lock knob switch circuit troubleshooting
  • Left rear door switch circuit troubleshooting
  • Right rear door switch circuit troubleshooting
• Control Unit Input Test
• Door Lock Actuator Test
  • Driver's Door and Left Rear Door
  • Front Passenger's Door and Right Rear Door
• Door Lock Knob Switch Test
  • Driver's Door
  • Passenger's Doors
• Door Key Cylinder Switch Test
• Security Hood Switch Test
• Trunk Lid Release Actuator Test
• Keyless Buzzer Replacement
• Transmitter Test
  • Without keyless access system
  • With HDS
  • Without HDS
• Tripped Sensor History