Purpose, Function
Controls the fuel pump on/off according to control signals from the PCM.
The fuel pump is operated only at engine start or when the engine is running to improve safety.
Construction
The fuel pump relay is installed in the relay and fuse block.

Operation
The contact point is on when the battery voltage is supplied to the coil based on the signal from the PCM, and the battery voltage is supplied to the fuel pump control module.

For the fuel pump control, refer to CONTROL SYSTEM..
Fail-safe
Function not equipped.
Fuel Pressure Sensor
Fuel Tank Pressure Sensor InspectionCondenser
Purpose
The condenser cools the high-temperature, highly pressurized refrigerant.
Function
The condenser cools the high-temperature, highly pressurized gaseous refrigerant
compressed by the A/C compressor using the outside air, and changes it to liquid
refrigerant.
Co ...
Shift Solenoid No.4 [Fw6 A EL, Fw6 Ax EL]
Purpose/Function
Shift solenoid No.4 adjusts the hydraulic pressure in the high clutch circuit
and the low and reverse brake circuit based on the current demand from the TCM
according to the vehicle conditions.
Construction
Shift solenoid No.4 is installed to the solenoid c ...
Rear Brake (Disc) Inspection
Brake Judder Repair Hints
Description
1. Brake judder concern has the following 3 characteristics:
Steering wheel vibration
1. The steering wheel vibrates in the rotation direction. This characteristic
is most noticeable when applying brakes at a vehicle speed of 100—140 km/h {62.2—86.9
...