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 ...

Other materials:

Suspension
SERVICE DATA A: Ground clearance of front wheel center B: Ground clearance of lower suspension arm No. 2 set bolt center C: Ground clearance of rear axle carrier bush set bolt center D: Ground clearance of rear wheel center TORQUE SPECIFICATIONS TIRE AND WHEEL SERVICE DATA T ...

Inspection
1. INSPECT UNDERDRIVE PACK CLEARANCE (a) Install the underdrive clutch to the transaxle case. NOTICE: Be careful not to damage the oil seal rings. (b) Install a dial indicator as shown in the illustration. (c) Measure the underdrive clutch pack clearance while applying and releasing comp ...

Removal
1. REMOVE REAR DOOR SCUFF PLATE 2. REMOVE REAR DOOR WEATHERSTRIP 3. REMOVE BACK DOOR WEATHERSTRIP 4. REMOVE BACK DOOR SCUFF PLATE 5. REMOVE FRONT QUARTER TRIM PANEL ASSEMBLY  Remove the floor anchor cover.  Remove the bolt and disconnect the No. 2 rear seat outer belt assem ...

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