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Navigation System Symptom Troubleshooting - Picture is missing a color or tone or is an odd color
Picture is missing a color or tone or is an odd color
NOTE:
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Always compare the screen image to a known-good vehicle. If the screen looks the same, inform the customer that it is a characteristic of the system. |
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Check the navigation screen settings for brightness, contrast, black level, and check the color screen for map color and menu color. |
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1. |
Determine possible failure area (accessories, others):
Determine possible failure area (accessories, others)
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?1. |
Check for any electronic aftermarket accessories (possibly hidden) mounted near the audio-navigation unit. | |
Are there any electronic accessories?
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Remove the accessories, and recheck.? |
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2. |
Problem verification:
Problem verification
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Press the engine start/stop button to select the ON mode. |
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?2. |
Check the navigation screen. | |
Is the picture an odd color?
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The failure is duplicated, go to step 3. |
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Intermittent failure, the system is OK at this time.? |
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3. |
Multi-information display unit check (substitution):
Multi-information display unit check (substitution)
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?2. |
Reconnect all the connectors, and recheck. | |
Does the symptom go away?
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Replace the original multi-information display unit.? |
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