Mazda CX-5 Service & Repair Manual: Fuel Pump Control Module

Mazda CX-5 Service & Repair Manual / Engine / Fuel / Fuel Pump Control Module

Purpose, Function

Controls the voltage applied to the fuel pump for reducing fuel pump load and improving fuel economy.
Controls the voltage applied to the fuel pump based on the control signal from the PCM.

Construction

The fuel pump control module is installed below the rear seat.

Operation

Controls the voltage applied to the fuel pump based on the control signal from the PCM. In addition, the on-board diagnostic function is equipped and if there is a malfunction in the fuel pump control module, a diagnostic signal is sent to the PCM. The PCM stores a DTC if necessary according to the received diagnostic signal.
For the fuel pump control module, refer to CONTROL SYSTEM..

Fail-safe

P025B:00	Stops the fuel pump control (when overheating is detected).
P0629:00	Stops the fuel pump control.

Fuel Pump Control Module Removal/Installation

1. Disconnect the negative battery cable.. 2. Tip the rear seat (LH). 3. Disconnect the clip connected to trunk board. 4. Disconnect the fuel pump control module connector. 5. Remove the fuel ...

Fuel Pump Control

Outline By switching the fuel pump discharge amount, reduced power consumption and improved fuel economy have been realized. The PCM determines the optimum fuel pump drive force acco ...

Other materials:

Supplier Identification Procedure [Audio]
NOTE: The unit supplier can vary. When asking the supplier (service center) for repair or replacement, identify the supplier and fill in the Audio Repair Order Form using the following procedures. Verification procedure using label or inscribed lettering 1. Disconnect the negati ...

Cup Holder
WARNING Never use a cup holder to hold hot liquids while the vehicle is moving: Using a cup holder to hold hot liquids while the vehicle is moving is dangerous. If the contents spill, you could be scalded. Do not put anything other than cups or drink cans in cup holders: Putting objects other ...

Shroud Panel Removal/Installation
CAUTION: Since the servicing is performed with the hood open, secure the hood using a piece of wood to prevent it from falling. 1. Disconnect the negative battery cable.. 2. Remove the following parts: a. Seal board upper. b. Front bumper. c. Front combination light. d. Sh ...