2021 Mazda CX-3 AWDFACTORY OEM SERVICE PROCEDURE

Engine Oil Solenoid Valve Control System Inspection

  1. Connect the M-MDS to the DLC-2.
  2. Perform the KOER self test. (See KOEO/KOER SELF TEST .)
  3. Verify that DTC P06DA:00, P06DB:00, or P06DC:00 are not displayed. (See ON-BOARD DIAGNOSTIC TEST .)
    • If DTC P06DA:00, P06DB:00, or P06DC:00 are displayed, perform the DTC inspection. (See DTC P06DA:00 .)
  4. Inspect the engine oil pressure. (See OIL PRESSURE INSPECTION .)
    • If the engine oil pressure is not as specified, repair or replace the malfunctioning part according to the inspection results:
  5. Access the following PCM PIDs using the M-MDS. (See ON-BOARD DIAGNOSTIC TEST .)
    • OIL_P_SOL
    • RPM
    • ECT
  6. With the engine coolant temperature at 98°C {208°F}, increase the engine speed to 4, 000 RPM or higher, and verify that the oil pressure gauge value changes when the data monitor item OIL_P_SOL value is changed from ON to OFF.
    • If the oil pressure gauge value change cannot be verified, inspect the engine oil solenoid valve. (Perform the Engine Oil Solenoid Valve Operation Inspection.) (See ENGINE OIL SOLENOID VALVE INSPECTION .)
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

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