Problem Symptoms Table
HINT:
- Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
- Inspect the fuses and relays related to this system before inspecting the suspected areas below.
Symptom | Suspected Area | See page |
|---|---|---|
When shift lever is in R, rear view monitor image is not displayed (screen is not black) |
Proceed to "Reverse Signal Circuit" |
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Proceed to "Display Signal Circuit between Navigation Receiver Assembly and Television Camera Assembly" |
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|
Navigation receiver assembly |
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|
When shift lever is in R, rear view monitor image is not displayed (screen is black) |
Proceed to "Navigation Receiver Assembly Power Source Circuit" |
|
Proceed to "Display Signal Circuit between Navigation Receiver Assembly and Television Camera Assembly" |
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|
Television camera assembly |
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|
Navigation receiver assembly |
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|
When shift lever is not in R, rear view monitor image is displayed |
Proceed to "Reverse Signal Circuit" |
|
Proceed to "Display Signal Circuit between Navigation Receiver Assembly and Television Camera Assembly" |
|
|
Navigation receiver assembly |
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|
Problem with rear view monitor image (color, distortion of picture) |
Proceed to "Display Signal Circuit between Navigation Receiver Assembly and Television Camera Assembly" |
|
Television camera assembly |
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|
Navigation receiver assembly |
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Test yourself
A quick Toyota 4Runner quiz: every answer comes with an explanation and a link to the manual page.