LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2003 >> LS 430 >> Repair and Diagnosis >> External Pages >> Different car >> Section 913 (Back Monitor System - Diagnostics) >> How To Proceed With Troubleshooting
April 5, 2026: LEMON Manuals is launched! Read the announcement.

How To Proceed With Troubleshooting

WARNING: This page is about a different car, the 2005 Toyota 4Runner. However, it is still accessible from the selected car via links, so may be relevant.

HINT:

Troubleshoot in accordance with the procedures in the following examples.

  1. VEHICLE BROUGHT TO WORKSHOP 

    Go to next step. 

  2. PROBLEM SYMPTOM CONFIRMATION 
    1. If the symptom does not occur, proceed to A.
    2. If the symptom occurs, proceed to B.
    1. A: SYMPTOM SIMULATION 

    B: Go to next step. 

  3. PROBLEM SYMPTOMS TABLE  

    Go to next step. 

  4. INSPECTION (See  PRE-CHECK   ) 

    Go to next step. 

  5. IDENTIFICATION OF PROBLEM 

    Go to next step. 

  6. REPAIR OR REPLACE 

    Go to next step. 

  7. CONFIRMATION TEST 

    Go to next step. 

    END 

Before troubleshooting: 

  1. Using the tester, check the battery voltage.

    Standard Voltage: 10 - 14 V 

  2. Perform a visual check for blown fuses, and poor connections in connectors.