Load Compensation Inspection

WARNING: This page is about a different car, the 2018 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.

Start the engine and let it idle.
Connect the M-MDS to the DLC-2.
Select the RPM PID.
NOTE:
- Excludes temporary idle speed drop just after the loads are turned on.
Verify that the engine speed is within specification under each load condition.
- If the load condition is not as specified, inspect the following:
  - A/C switch and related wiring harness system (A/C request signal is always on or off) (See NO. 23 A/C DOES NOT WORK SUFFICIENTLY .) (See NO. 24 A/C IS ALWAYS ON OR A/C COMPRESSOR RUNS CONTINUOUSLY .)
  - Electrical load
  - Charging system (See BATTERY INSPECTION .) (See GENERATOR INSPECTION [SKYACTIV-G 2.5T] .)
    Idle-up speed (P position or N position)
    
    A/C on: 650-000 rpm
    
    Electronic loads on: 650-000 rpm