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Home >> Honda >> 2017 >> Odyssey EX >> Repair and Diagnosis >> External Pages >> Different car >> Section 20 (Security System / Keyless Entry System - Testing & Troubleshooting) >> Description & Operation >> Keyless/Power Door Locks/Security System Description - Components

Keyless/Power Door Locks/Security System Description - Components

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Door Lock Switches 

The door lock switches are integrated into one unit to the power window master switch, and the front passenger's power window switch.

Door Lock Knob Switch/Door Lock Actuator/Driver's Door Key Cylinder Switch 

The door lock knob switch and the door lock actuator are built into the door latch of each door. The door lock knob switch detects the lock and unlock states of the lock mechanism. The door lock actuator moves the lock mechanism back and forth between the lock and unlock position. The actuator receives lock and unlock commands from the body control module. The driver's door key cylinder switch is included in the driver's door latch assembly. In conjunction with the key cylinder, it detects the lock/unlock of the key cylinder.

Front Door Latch 

GHH447312Courtesy of HONDA, U.S.A., INC.
  Driver's Door Key Cylinder Switch* Door Lock Knob Switch
LOCK UNLOCK LOCK * UNLOCK
LOCK ON OFF ON OFF
Neutral OFF OFF --- ---
UNLOCK OFF ON OFF ON

*: Only driver's door

Sliding Door Lock Actuator/Sliding Door Lock Knob Switch 

GHH447313Courtesy of HONDA, U.S.A., INC.
  Sliding Door Lock Knob Switch
LOCK UNLOCK
LOCK ON* OFF
UNLOCK --- ON

*: Left side only

Tailgate Release Actuator/Tailgate Closer/Release Motor/Tailgate Latch Switch 

The body control module receives an ON signal from the tailgate outer handle switch, then the body control module outputs a signal to the tailgate release actuator or the tailgate closer/release motor, and the actuator unlocks the tailgate latch. The tailgate latch switch or full latch switch is the ON/OFF switch that detects the opening/closing of the tailgate. If the tailgate release actuator or tailgate closer/release actuator is abnormal, the tailgate may be opened manually with the release lever.

Without Power Tailgate 

GHH447314Courtesy of HONDA, U.S.A., INC.

With Power Tailgate 

GHH447315Courtesy of HONDA, U.S.A., INC.
Tailgate Tailgate Latch Switch/Full Latch Switch
Open ON
Close OFF

Hood Latch Switch 

The hood latch switch is built into the hood latch, and it detects the opening/closing of the hood.

GHH447316Courtesy of HONDA, U.S.A., INC.
Hood Hood Latch Switch
Open OFF
Close ON

Door Switch 

The door switch is the ON/OFF switch that detects the opening/closing of the door.

Door Door Switch
Open ON
Close OFF