Repair Procedures: Inspection
WARNING: This page is about a different car, the 2021 Hyundai Kona. However, it is still accessible from the selected car via links, so may be relevant.
Check it by the procedure below to verify if the function of the ECM is normal.
- Turn the ignition key to the "ON" position.
- Cover the forward facing sensor.
- Head a light to the rearward looking sensor.
- The ECM should be darkened as soon as the rear sensor detects the light.NOTE: If this test is performed in daytime, the ECM may be darkened as soon as the front sensor is covered.
- When the reverse gear is engaged, the ECM should not be darkened.
When heading lights to both the front and rear sensors, the ECM should not be darkened.