Function Inspection

WARNING: This page is about a different car, the 2021 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.

Connect the M-MDS to the DLC-2.
Start the engine.
Display the PCM PID [FUEL_PRES]. (See PID/DATA MONITOR INSPECTION .)
Compare the voltage and fuel value indications for the PID FUEL_PRES with the standard in the table indicated below.

If they do not match the standard, perform the voltage inspection. (See VOLTAGE INSPECTION .)

STANDARD VOLTAGE SPECIFICATION

FUEL_PRES
V	MPa {kgf/cm² , psi}
Approx. 1.4	10 {102, 1450}