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:

Front Drive Shaft (Double Offset Joint) Disassembly/Assembly
1. Disassemble in the order indicated in the table. 2. Assemble in the reverse order of disassembly. 1 Boot band (transaxle side) (See FRONT DRIVE SHAFT (TRIPOD JOINT) DISASSEMBLY/ASSEMBLY.) 2 Clip (See Clip Disassembly Note.) ...

Water Pump
Purpose, Function The water pump operates by obtaining drive force from the engine via the drive belt to pump engine coolant. Construction The water pump is installed to the engine front. The water pump consists of the following parts: A hard plasti ...

Front Bumper Reinforcement Removal/Installation
1. Disconnect the negative battery cable.. 2. Remove the following parts: a. Seal board upper. b. Front bumper. c. Front combination light. d. Set plate. e. Energy-absorbing form. f. Front under cover No.1. g. Bumper stiffener lower. 3. Support the shroud panel using a jack. CAUT ...