KEYLESS CONTROL MODULE INSPECTION [ADVANCED KEYLESS SYSTEM]


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1.  Disconnect the keyless control module connector.

2.  Connect the negative battery cable.

3.  Attach the tester lead to the keyless control module wiring harness-side connector and inspect voltage, continuity, or resistance according to the standard (reference) on the table.


Standard (Reference)

am3zzw00002775

Terminal

Signal name

Connected to

Measured condition

Standard

Inspection item(s)

1A
keyless antenna (exterior, LF)(+)
keyless antenna (exterior, LF)
Under any condition: Inspect for continuity to keyless antenna.
Continuity detected
keyless antenna (exterior, LF)
1B
keyless antenna (exterior, LF)(-)
keyless antenna (exterior, LF)
Under any condition: Inspect for continuity to keyless antenna.
Continuity detected
keyless antenna (exterior, LF)
1C
keyless antenna (exterior, RF)(+)
keyless antenna (exterior, RF)
Under any condition: Inspect for continuity to keyless antenna.
Continuity detected
keyless antenna (exterior, RF)
1D
keyless antenna (exterior, RF)(-)
keyless antenna (exterior, RF)
Under any condition: Inspect for continuity to keyless antenna.
Continuity detected
keyless antenna (exterior, RF)
1E
keyless antenna (exterior, rear)(+)
keyless antenna (exterior, rear)
Under any condition: Inspect for continuity to keyless antenna.
Continuity detected
keyless antenna (exterior, rear)
1F
keyless antenna (exterior, rear)(-)
keyless antenna (exterior, rear)
Under any condition: Inspect for continuity to keyless antenna.
Continuity detected
keyless antenna (exterior, rear)
1G
GND
Body ground
Under any condition: Inspect for continuity to ground.
Continuity detected
GND
1H
GND
Body ground
Under any condition: Inspect for continuity to ground.
Continuity detected
GND
1I
keyless antenna (interior, rear)(+)
keyless antenna (interior, rear)
Under any condition: Inspect for continuity to keyless antenna.
Continuity detected
keyless antenna (interior, rear)
1J
keyless antenna (interior, rear)(-)
keyless antenna (interior, rear)
Under any condition: Inspect for continuity to keyless antenna.
Continuity detected
keyless antenna (interior, rear)
1M
keyless antenna (interior, middle)(+)
keyless antenna (interior, middle)
Under any condition: Inspect for continuity to keyless antenna.
Continuity detected
keyless antenna (interior, middle)
1N
keyless antenna (interior, middle)(-)
keyless antenna (interior, middle)
Under any condition: Inspect for continuity to keyless antenna.
Continuity detected
keyless antenna (interior, middle)
1O
keyless antenna (interior, front)(+)
keyless antenna (interior, front)
Under any condition: Inspect for continuity to keyless antenna.
Continuity detected
keyless antenna (interior, front)
1P
keyless antenna (interior, front)(-)
keyless antenna (interior, front)
Under any condition: Inspect for continuity to keyless antenna.
Continuity detected
keyless antenna (interior, front)
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.
Continuity detected
GND
2C
IG1
IG1 10 A fuse
Ignition switch is at ON position
B+
IG1 10 A fuse
Ignition switch is at LOCK or ACC position
1.0 or less
2E
ACC
METER 7.5 A fuse
Ignition switch is at ACC position
B+
METER 7.5 A fuse
Ignition switch is at LOCK or ON position
1.0 or less
2H
Key inter lock resistor
Key inter lock resistor
Selector lever is at P position
1.0 or less
Key inter lock resistor
Selector lever is not at P position
B+
2I
Key inter lock solenoid
Key inter lock solenoid
Selector lever is at P position
1.0 or less
Key inter lock solenoid
Selector lever is not at P position
B+
2J
Not P range switch
Not P range switch
Selector lever is at P position
1.0 or less
Not P range switch
Selector lever is not at P position
B+
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
Under any condition: Inspect for continuity to keyless receiver.
Continuity detected
Keyless receiver
3E
Start knob (push switch)
Push switch
Start knob pressed
B+
Push switch
Other
1.0 or less
3F
Key reminder switch
Steering lock unit
Key inserted
B+
Steering lock unit
Other
1.0 or less
3H
Communication (steering lock unit)
Steering lock unit
Because this terminal is for communication, good/no good judgment by terminal voltage is not possible.
3I
Request switch input (RF)
Request switch input (RF)
Right side request switch is ON: Inspect for continuity to ground.
Continuity detected
Request switch input (RF)
Right side request switch is OFF: Inspect for continuity to ground.
No continuity
3K
Request switch input (LF)
Request switch input (LF)
Left side request switch is ON: Inspect for continuity to ground.
Continuity detected
Request switch (LF)
Left side request switch is OFF: Inspect for continuity to ground.
No continuity
3M
Request switch input (trunk lid/liftgate)
Request switch input (trunk lid/liftgate)
Liftgate request switch is ON: Inspect for continuity to ground.
Continuity detected
Request switch (trunk lid/liftgate)
Liftgate request switch is OFF: Inspect for continuity to ground.
No continuity
3N
Lock signal input
Door lock-link switch
Driver-side door is locked: Inspect for continuity to ground.
No continuity
Door lock-link switch
Driver-side door is unlocked: Inspect for continuity to ground.
Continuity detected
3Q
Communication (PJB)
PJB
Under any condition: Inspect for continuity to PJB.
Continuity detected
PJB
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
Under any condition: Inspect for continuity to PCM.
Continuity detected
-
3X
HS-CAN-
PCM
Under any condition: Inspect for continuity to PCM.
Continuity detected
-