Mazda CX-5 Service & Repair Manual: Fuel Pump Control Module
Purpose, Function
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Controls the voltage applied to the fuel pump for reducing fuel pump load and improving fuel economy.
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Controls the voltage applied to the fuel pump based on the control signal from the PCM.
Construction
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The fuel pump control module is installed below the rear seat.
Operation
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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.
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For the fuel pump control module, refer to CONTROL SYSTEM..
Fail-safe
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P025B:00 |
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P0629:00 |
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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:
Crash Zone Sensor Removal/Installation [Standard Deployment Control System]
WARNING:
Handling the crash zone sensor improperly can accidentally deploy the air
bags and pre-tensioner seat belts, which may seriously injure you. Read the
air bag system service warnings and cautions before handling the crash zone
sensor..
1. Switch the ignition to off.
...
Engine Coolant Protection Inspection
1. Measure the engine coolant temperature and specific gravity using a thermometer
and a hydrometer.
CAUTION:
Use engine coolant at a concentration that meets the environmental conditions
in which the vehicle is driven, otherwise engine damage could occur.
The engine has alumi ...
Windshield Wiper And Washer Switch Inspection
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Column cover.
b. Wiper and washer switch.
3. Use a tester to measure and verify that the continuity between the windshield
wiper and washer switch terminals is as indicated in the table.
If the continu ...
