Hyundai Kona: Head Up Display System / Head Up Display Unit Troubleshooting

Troubleshooting
Category
Error symptoms
inspection item
Detailed inspection item
Related parts
Lighting
HUD not working
Lighting brightness not automatically controlled (no difference between day and night)
Check the lighting control
Check the ambient light sensor operation
Check the CAN communication
Check the lighting control in the cluster USM
→ If working, HUD has no problem.
Check the ambient light sensor operation
→ If the ambient light sensor works, check the communications (BCM ↔ HUD)
Light sensor
BCM
Cluster
Adjustment function
Display position not adjusted
Check the mirror movement when IG is on or off (parking position)
If the step motor does not work when IG is on or off,
→ The step motor in HUD fails.
If the step motor in HUD works when IG is on or off,
→ Check the CAN communications (cluster ↔ HUD)
HUD
Cluster

Head Up Display Unit Repair procedures
Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the instrument cluster. (Refer to Indicator ...

Indicators And Gauges
...

Other information:

Hyundai Kona (OS) 2018-2021 Service Manual: Components and components location
Components (1) 1. Crash pad assembly 2. Crash pad side cover [LH] 3. Crash pad side cover [RH] 4. Crash pad lower panel 5. Steering column shroud lower panel Componets (2) 1. Cluster fascia upper panel 2. Side a ...

Hyundai Kona (OS) 2018-2021 Service Manual: Crankshaft Components and components location
Components 1. Crankshaft 2. Crankshaft upper bearing 3. Crankshaft lower bearing 4. Thrust bearing 5. Main bearing cap 6. Crankshaft sproket 7. Pilot bearing 8. CKPS wheel ...

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