KEYLESS CONTROL MODULE INSPECTION [ADVANCED KEYLESS ENTRY AND START SYSTEM]SM2446301
KEYLESS CONTROL MODULE INSPECTION [ADVANCED KEYLESS ENTRY AND START SYSTEM]

id0914008064z6

1.Measure the voltage or inspect for continuity according to the Terminal Voltage Table (Reference).

• If the voltage is not as specified in the Terminal Voltage Table (Reference), inspect the parts under “Inspection item(s)” and related wiring harnesses.


Terminal Voltage Table (Reference)

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Terminal

Signal name

Connected to

Measured condition

Voltage (V)/Continuity

Inspection item(s)

1A
Keyless antenna (exterior, RF)(+)
Keyless antenna (exterior, RF)
Terminal used for communication therefore determination based on terminal voltage inspection not possible.
1B
Keyless antenna (exterior, RF)(-)
Keyless antenna (exterior, RF)
Terminal used for communication therefore determination based on terminal voltage inspection not possible.
1C
Keyless antenna (exterior, LF)(+)
Keyless antenna (exterior, LF)
Terminal used for communication therefore determination based on terminal voltage inspection not possible.
1D
Keyless antenna (exterior, LF)(-)
Keyless antenna (exterior, LF)
Terminal used for communication therefore determination based on terminal voltage inspection not possible.
1E
Keyless antenna (exterior, rear)(+)
Keyless antenna (exterior, rear)
Terminal used for communication therefore determination based on terminal voltage inspection not possible.
1F
Keyless antenna (exterior, rear)(-)
Keyless antenna (exterior, rear)
Terminal used for communication therefore determination based on terminal voltage inspection not possible.
1H
GND
Body ground
Under any condition: Inspect for continuity to ground.
1.0 or less
GND
1I
Keyless antenna (interior, rear)(+)
Keyless antenna (interior, rear)
Terminal used for communication therefore determination based on terminal voltage inspection not possible.
1J
Keyless antenna (interior, rear)(-)
Keyless antenna (interior, rear)
Terminal used for communication therefore determination based on terminal voltage inspection not possible.
1M
Keyless antenna (interior, middle)(+)
Keyless antenna (interior, middle)
Terminal used for communication therefore determination based on terminal voltage inspection not possible.
1N
Keyless antenna (interior, middle)(-)
Keyless antenna (interior, middle)
Terminal used for communication therefore determination based on terminal voltage inspection not possible.
2A
Power supply
ROOM 15 A fuse
Under any condition
B+
ROOM 15 A FUSE
2B
GND
Body ground
Under any condition: Inspect for continuity to ground.
1.0 or less
GND
2C
IG1
METER 15 A fuse
Ignition switch is at ON position
B+
METER 15 A fuse
Ignition switch is at LOCK or ACC position
1.0 or less
2E
ACC
P.MIR 7.5 A fuse
Ignition switch is at ACC position
B+
P.MIR 7.5 A fuse
Ignition switch is at LOCK or ON position
1.0 or less
2K
Beeper
Keyless beeper
Beeper operated
1.0 or less
Keyless beeper
Other
5.0
3A
Power supply (keyless receiver)
Keyless receiver
Under any condition
B+
Keyless receiver
3C
Communication (keyless receiver)
Keyless receiver
Terminal used for communication therefore determination based on terminal voltage inspection not possible.
3E
Start knob (push switch)
Steering lock unit
Start knob is Pushed
B+
Steering lock unit
Other
1.0 or less
3F
Key reminder switch
Steering lock unit
Key reminder switch is ON
B+
Steering lock unit
Other
1.0 or less
3H
Communication (steering lock unit)
Steering lock unit
Terminal used for communication therefore determination based on terminal voltage inspection not possible.
3I
Request switch input (passenger-side)
Request switch input (passenger-side)
Passenger-side request switch is ON: Inspect for continuity to ground.
5.0
Request switch input (passenger-side)
Passenger-side request switch is OFF: Inspect for continuity to ground.
1.0 or less
3K
Request switch input (driver-side)
Request switch input (driver-side)
Driver-side request switch is ON: Inspect for continuity to ground.
5.0
Request switch input (driver-side)
Driver-side request switch is OFF: Inspect for continuity to ground.
1.0 or less
3M
Request switch input (liftgate)
Request switch input (liftgate)
Liftgate request switch is ON: Inspect for continuity to ground.
5.0
Request switch input (liftgate)
Liftgate request switch is OFF: Inspect for continuity to ground.
1.0 or less
3N
Lock signal input
Door lock-link switch
Driver-side door is locked: Inspect for continuity to ground.
1.0 or less
Door lock-link switch
Driver-side door is unlocked: Inspect for continuity to ground.
5.0
3Q
Communication (BCM)
BCM
Terminal used for communication therefore determination based on terminal voltage inspection not possible.
3U
Tx-PATS
Coil antenna
Ignition switch is at ON position
B+
Coil antenna
Ignition switch is at LOCK or ACC position
1.0 or less
3V
Rx-PATS
Coil antenna
Ignition switch is at ON position
B+
Coil antenna
Ignition switch is at LOCK or ACC position
1.0 or less
3W
HS-CAN-
PCM
Terminal used for communication therefore determination based on terminal voltage inspection not possible.
3X
HS-CAN+
PCM
Terminal used for communication therefore determination based on terminal voltage inspection not possible.