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Problem Symptoms Table

WARNING: This page is about a different car, the 2004 Lexus LX 470. However, it is still accessible from the selected car via links, so may be relevant.
PROBLEM SYMPTOMS CHART

Symptom Suspect Area See
When shift lever is in R position, rear view monitor picture is not displayed (Screen is not black).
  1. 3. Power source circuit
  2. 4. Reverse signal circuit
  3. 5. AVC-LAN circuit
  4. 6. Television camera ECU
 CIRCUIT INSPECTION 
REVERSE SIGNAL CIRCUIT 
AVC-LAN CIRCUIT 
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When shift lever is in R position, rear view monitor picture is not displayed (Screen is black).
  1. Display signal circuit (Television camera assembly - Television Camera ECU)
  2. Television camera assembly
  3. Television camera ECU
 DISPLAY SIGNAL CIRCUIT 
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When shift lever is not in R position, rear view monitor picture is displayed.
  1. Reverse signal circuit
  2. Television camera ECU
 REVERSE SIGNAL CIRCUIT 
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Rear view monitor image (color, disorder of picture) is something wrong.
  1. Display signal circuit (Television camera assembly - Television Camera ECU)
  2. Display signal circuit (Television Camera ECU - Multi-display)
  3. Television camera assembly
  4. Television camera ECU
  5. Multi-display
 DISPLAY SIGNAL CIRCUIT 
DISPLAY SIGNAL CIRCUIT 
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