Mazda CX-5 Service & Repair Manual: Fuel Pump Relay
Purpose, Function
-
Controls the fuel pump on/off according to control signals from the PCM.
-
The fuel pump is operated only at engine start or when the engine is running to improve safety.
Construction
-
The fuel pump relay is installed in the relay and fuse block.
Operation
-
The contact point is on when the battery voltage is supplied to the coil based on the signal from the PCM, and the battery voltage is supplied to the fuel pump control module.
-
For the fuel pump control, refer to CONTROL SYSTEM..
Fail-safe
-
Function not equipped.
Fuel Pressure Sensor
Purpose/Function
Detects the fuel pressure in the fuel distributor as basic information for
mainly determining the fuel injection amount.
Detects the fuel pressure in the fuel distri ...
Fuel Tank Pressure Sensor Inspection
Voltage Inspection
NOTE:
The fuel tank pressure sensor cannot be removed as a single unit. When replacing
the fuel tank pressure sensor, replace it together with the charcoal canister
a ...
Other materials:
Rear Scuff Plate Removal/Installation
1. Take the shaded area shown in the figure, detach tab A while pulling the rear
scuff plate in the direction of the arrow (1) shown in the figure, then detach hook
B, clips C, pins D while pulling in the direction of the arrow (2).
2. Take the shaded area shown in the figure, detach tab E whi ...
Heater, Ventilation And Air Conditioning
Abbreviation
AAS
Active Adaptive Shift
ABS
Antilock Brake System
ABDC
After Bottom Dead Center
ACC
Accessories
AFS
Adaptive Front Lighting System
...
Front Tilt Motor Inspection
WARNING:
Handling a side air bag improperly can accidentally operate (deploy) the
air bag, which may seriously injure you. Read the service warnings/cautions
in the Workshop Manual before handling the front seat (side air bag integrated)..
CAUTION:
When performing the pro ...
