Cooling Fan Control System Inspection
- Connect the M-MDS to the DLC-2.
- Start the engine and warm it up to normal operating temperature.
- Perform the KOER self test. (See KOEO/KOER SELF TEST
.)
- Verify that DTC P0480:00 or P0482:00 is not shown and the cooling fan operates during the KOER self test.
- If the DTC P0480:00 or P0482:00 is displayed, perform the DTC inspection. (See DTC P0480:00 [SKYACTIV-G 2.0, SKYACTIV-G 2.5]
.) (See DTC P0482:00 [SKYACTIV-G 2.0, SKYACTIV-G 2.5]
.)
- If the cooling fans do not operate, proceed to the following:
- Inspect the following parts in the indicated order in accordance with fan operation conditions.
- Open circuit between cooling fan relay and battery positive terminal
- Open circuit between cooling fan relay and ground
- Poor connection of the cooling fan relay
- If there is no malfunction: