Purpose, Function
Notifies the user that the lock/unlock operation of the advanced keyless entry system is completed, and warns if the system is operated incorrectly.
Construction, Operation
Installed inside the cowl grille.
The keyless beeper operates based on the LF control unit signals. For the details of the beeper operation, see [WARNING FUNCTION OPERATION] in ADVANCED KEYLESS ENTRY SYSTEM.

Fail-safe
Function not equipped.
Keyless Antenna [Keyless Entry System]
Keyless Beeper Removal/InstallationAir Intake Actuator Inspection [Manual Air Conditioner]
1. Connect battery positive voltage to air intake actuator terminal B (or C),
connect terminal C (or B) to ground, and then verify that the air intake actuator
operates as shown in the table.
If the operation condition is not normal, replace the air intake actuator.
...
Fuel Pump Unit
Purpose, Function
Supplies fuel in the fuel tank to the high pressure fuel pump.
Based on the control signal from the PCM, the fuel pump operates by the operation
of the fuel pump relay and the fuel pump control module.
Construction
2WD
The fuel pump unit is installed ...
Oil Pressure Switch Inspection
1. Switch the ignition ON (engine off) and verify that the oil pressure warning
light is illuminated.
2. Start the engine and verify that the oil pressure warning light turns off.
If the oil pressure warning light is not illuminated or remains illuminated,
inspect the wiring harness ...