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:
Clock Spring Removal/Installation [Standard Deployment Control System]
CAUTION:
If the disc on the combination switch is deformed or has foreign material
adhering to it, performance of the steering angle sensor may be reduced, causing
abnormal operation. When handling the clock spring, be careful not to deform
the disc and make sure there is no foreign ...
Shift Pressure Control (Learning Control) [Fw6 A EL, Fw6 Ax EL]
Outline
The TCM optimizes the hydraulic pressure for clutch engagement and disengagement
through learning correction of the clutch engagement pressure.
NOTE:
The clutch engagement pressure learning value stored in the TCM is not cleared
even if the negative battery termina ...
Rear End Panel Installation [Panel Replacement]
Symbol Mark
Installation Procedure
1. When installing new parts, measure and adjust the body as necessary to conform
with standard dimensions.
2. Drill holes for the plug welding before installing the new parts.
3. After temporarily installing new parts, make sure the related parts fit p ...
