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:

Condenser Removal/Installation
1. Disconnect the negative battery cable.. 2. Discharge the refrigerant.. 3. Remove the front under cover No.1.. 4. Drain the engine coolant.. 5. Remove the following parts: a. Plug hole plate. b. Air cleaner, air hose and fresh air duct component. c. Coolant reserve tank. d. Cooling ...

Meters and Gauges
1 Speedometer 2 Odometer, Trip Meter and Trip Meter Selector 3 Tachometer 4 Fuel Gauge 5 Dashboard Illumination 6 Outside Temperature Display 7 Trip Computer and INFO Switch Speedometer The speedometer indicates the speed of the vehicle. Odometer, Trip Meter and Trip Meter Selector ...

Cargo Compartment Light Bulb Removal/Installation
1. Disconnect the negative battery cable.. CAUTION: Always disconnect the negative battery cable before performing the cargo compartment light bulb removal. Otherwise, the circuit may be shorted resulting in damage to the related parts such as the rear body control module (RBCM). ...