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HOMESERVICE MANUALSTOYOTA2004MATRIX XR, FWD, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 703 (CRUISE CONTROL SYSTEM - DIAGNOSTICS)HOW TO PROCEED WITH TROUBLESHOOTING
2004 Toyota Matrix XR, FWD, Standard

How To Proceed With Troubleshooting

2004 Toyota Matrix XR, FWD, StandardSECTION How To Proceed With Troubleshooting
WARNING: This page is about a different car, the 2004 Toyota Camry Solara. However, it is still accessible from the selected car via links, so may be relevant.
  1. VEHICLE BROUGHT TO WORK SHOP 
    1. Go to next step 
  2. CUSTOMER PROBLEM ANALYSIS (SEE  CUSTOMER PROBLEM ANALYSIS CHECK  ) 
    1. Go to next step 
  3. PROBLEM SYMPTOM CONFIRMATION 
    1. SYMPTOM DOES NOT OCCUR (GO TO STEP   4 ) 
    2. SYMPTOM OCCURS (GO TO STEP   5 ) 
  4. SYMPTOM SIMULATION (SEE  HOW TO PROCEED WITH TROUBLESHOOTING  ) 
    1. Go to next step 
  5. BASIC INSPECTION 
    1. Check the battery voltage.

      Standard:  11 to 14 V

    1. Go to next step 
  6. DTC CHECK (SEE  DTC CHECK/CLEAR  ) 
    1. Check for cruise control system DTC output.
    1. TROUBLE CODE (GO TO STEP 7) 
    2. NORMAL CODE (GO TO STEP   8 ) 
  7. DTC CHART (SEE  DIAGNOSTIC TROUBLE CODE CHART  ) 
    1. Go to next step 
  8. PROBLEM SYMPTOMS TABLE (SEE  PROBLEM SYMPTOMS TABLE  ) 
    1. Go to next step 
  9. CIRCUIT INSPECTION (SEE  DTC P0571/52: STOP LIGHT SWITCH CIRCUIT   -  DLC3 CIRCUIT   ) 
    1. Go to next step 
  10. TERMINAL OF ECM (SEE  TERMINALS OF ECM  ) 
    1. Go to next step 
  11. IDENTIFICATION OF PROBLEM 
    1. Go to next step 
  12. REPAIR OR REPLACE 
    1. Go to next step 
  13. CONFIRMATION TEST 
    1. Go to next step 
    2. END 

    HINT:

    The hand-held tester can be used at the following diagnostic steps;  6,  9, and  13.

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.