Load compensation inspection

Start the engine and run it is idling.
Connect the M-MDS to the DLC-2.
Verify that DTC P0506 or P0507 is not displayed.
- If DTC P0506, or P0507 is displayed, perform the DTC inspection.
  (See DTC TABLE ).
Select the RPM PID.
NOTE:
- Excludes temporary idle speed drop just after the loads are turned on.
Verify that the engine speed is within the specification under each load condition.
- If the load condition is not as specified, inspect the following:
  - A/C switch and related wiring harness
    (See CLIMATE CONTROL UNIT INSPECTION [FULL-AUTO AIR CONDITIONER] .) (See CLIMATE CONTROL UNIT INSPECTION [MANUAL AIR CONDITIONER] ).
  - Fan switch and related wiring harness
    (See CLIMATE CONTROL UNIT INSPECTION [FULL-AUTO AIR CONDITIONER] ).
    
    (See CLIMATE CONTROL UNIT INSPECTION [MANUAL AIR CONDITIONER] ).
  - PSP switch and related wiring harness
    (See POWER STEERING PRESSURE (PSP) SWITCH INSPECTION ).

ENGINE SPEED

Load condition

Engine speed (rpm)

P, N position

D position

No load

650-750

575-675

E/L operating ⁽¹⁾

650-750

600-700

P/S operating

650-750

A/C operating

650-750

⁽¹⁾	When the following electrical loads are on: Headlights, rear defroster, cooling fan NO. 1, cooling fan NO. 2, and the blower motor (2-step or more.)