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:

Exterior Care
The paintwork on your Mazda represents the latest technical developments in composition and methods of application. Environmental hazards, however, can harm the paint's protective properties, if proper care is not taken. Here are some examples of possible damage, with tips on how to preven ...

Front Scuff Plate Removal/Installation
1. Take the shaded area shown in the figure, detach tab A while pulling the front scuff plate in the direction of the arrow (1) shown in the figure, then detach the hook B, clip C, and pin D while pulling in the direction of the arrow (2). 2. Take the shaded area shown in the figure, detach ta ...

Starter Interlock Switch [Skyactiv G 2.0]
Purpose, Function The starter interlock switch mechanism prevents vehicle surge when the engine is started, enhancing safety. The engine cannot be started unless the clutch is depressed. Construction The mechanism is provided with a starter interlock switch on the circuit ...