KIA Niro: Indicators And Gauges - Troubleshooting

Troubleshooting

Error Item:

Screen display

Failure symptom:

LCD screen does not turn on

Inspection items:

1. Connector attachments
2. Components

Detailed inspections:

1. Check the connector attachments
2. Check B+, IGN and GND wiring
3. Check the components

Error Item:

Warning light

Failure symptom:

Airbag warning lamp malfunction

Inspection items:

1. Connector attachments
2. C-CAN
3. Components

Detailed inspections:

1. Check airbag + signal (connectors)
2. Check C-CAN (ACU4) signal
3. Check the FPC attachment inside the dashboard

Error Item:

Mode conversion

Failure symptom:

Integrated driving mode malfunction

Inspection items:

1. Connector attachments
2. Switch
3. Components

Detailed inspections:

1. Check the switch input (connector)
2. Check the switch signal input (disconnection or shorting)
3. Check conversion with dashboard component

Error Item:

Illumination

Failure symptom:

Interior light brightness cannot be controlled.

Inspection items:

1. Connector attachments
2. Switch
3. Components

Detailed inspections:

1. Check if the light switch's input signal reaches the connector
2. Check ILL- and DETENT signals
3. Check the TAIL+ signal input

Error Item:

Warning Sound

Failure symptom:

No dashboard alarm

Inspection items:

1. Connector attachments
2. Car speakers
3. Components

Detailed inspections:

1. Check the speaker output connector
2. Check the car speakers

Error Item:

Fuel indicator

Failure symptom:

Faulty fuel gauge indication

Inspection items:

1. Connector attachments
2. Fuel sender
3. Components

Detailed inspections:

1. Check fuel input and GND connectors (open, short or input resistance values)
2. Check fuel sender

READ NEXT: