No image on the display screen in navigation mode

Read the instructions below then start the fault diagnostic procedure.

Symptom: No image on the display screen in navigation mode.

No image on the display screen in navigation mode

Fault symptoms

No image on the display screen in navigation mode.

Conditions

Ignition ON.

IHU activated.

DVD with map information loaded in the DVD player.

Diagnostic help

Finding a mechanical or electrical fault.

Checking the wiring harness

Jiggle the wiring harness at several points and in different directions to detect intermittent breaks and short circuits in the wiring harness. Check switches, connectors and crimp connections for oxidation, withdrawn pins and pin clamping force.