Body Electrical System

Indicators and Sensors

33steps
~198min
4/5difficulty
Done 0 of 33

Troubleshooting

Troubleshooting

Error Item Failure Symptom Check Items Detailed Checks Related Parts/
Components
On-Screen Display LCD screen does not turn on
  1. Connecting Fixtures

  2. Components

  1. Check Connector Mounting

  2. Check B+, IGN and GND wiring.

  3. Check Components

Connectors, Wiring, Fuses, Instrument Cluster
Warning Light Airbag Warning Lamp Malfunction
  1. Connecting Fixtures

  2. C-CAN

  3. Components

  1. Check Airbag + Signal (Connectors)

  2. Check C-CAN Signal (ACU4)

  3. Check FPC attachment inside the instrument cluster.

ACU Connectors, Wiring, Fuses, Instrument Cluster
Mode Conversion Built-in Drive Mode Malfunction
  1. Connecting Fixtures

  2. Switch

  3. Components

  1. Check Switch Input (Connector)

  2. Check the switch input signal

    (open or short circuit)

  3. Check Conversion Using Cluster Component

Switch Connector, Cluster Wiring
Illumination Interior Illumination Brightness Cannot Be Adjusted.
  1. Connecting Fixtures

  2. Switch

  3. Components

  1. Check whether the light switch input signal reaches the connector

  2. Check ILL- and DETENT signals

  3. Check TAIL+ signal input

Switch Connector, Cluster Wiring
Warning Sound No Warning Chime on Instrument Cluster
  1. Connecting Fixtures

  2. Car Speakers

  3. Components

  1. Check the speaker output connector

  2. Check the vehicle speakers

Speaker connectors, instrument panel wiring
Fuel Gauge Incorrect fuel level gauge indication
  1. Connecting Fixtures

  2. Fuel Sender

  3. Components

  1. Check the fuel input and GND connectors.

    (open, short circuit, or input resistance values)

  2. Check the fuel sender

Fuel level sender connector, instrument panel wiring

Test yourself

A quick Kia Rio YB quiz: every answer comes with an explanation and a link to the manual page.