Toyota RAV4 manuals

Toyota Sienna Service Manual: Symptom confirmation and diagnostic trouble code

HINT:

The diagnostic system in the SIENNA has various functions.

Symptom confirmation and diagnostic trouble code

Symptom confirmation and diagnostic trouble code

  1. DTC CHECK

  1. MAKE A NOTE OF DTCS DISPLAYED AND THEN CLEAR MEMORY

  1. SYMPTOM CONFIRMATION

Result

  1. SIMULATION TEST USING SYMPTOM SIMULATION METHODS

  1. DTC CHECK

Result

  1. SYMPTOM CONFIRMATION

Result

If a DTC was displayed in the initial DTC check, the problem may have occurred in a wire harness or connector in that circuit in the past. Check the wire harness and connectors.

TROUBLESHOOTING OF EACH PROBLEM SYMPTOM

The problem still occurs in a place other than the diagnostic circuit (the DTC displayed first is either for a past problem or a secondary problem).

Customer problem analysis
HINT: In troubleshooting, confirm that the problem symptoms have been accurately identified. Preconceptions should be discarded in order to make an accurate judgment. To clearly understand w ...

Symptom simulation
HINT: The most difficult case in troubleshooting is when no problem symptoms occur. In such a case, a thorough problem analysis must be carried out. A simulation of the same or similar conditions ...

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Bottle holders
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Repair
1. INTRODUCTION (a) This section introduces ways to determine whether the run-flat tire is repairable or not. Repair must be performed by following the appropriate procedures. If a flat tire occurs, it is possible to drive a maximum of 160 km (100 miles) at a speed below 90 km/h (55 mph) due ...

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