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:

Disassembly
1. Remove park/neutral position switch assembly (A) remove the nut, washer and control shaft lever. (B) using a screwdriver, unstake the nut stopper, and remove the lock nut and nut stopper. (c) Remove the 2 bolts and pull out the park/neutral position switch. 2. REMOVE BREATHER PLUG H ...

ON / OFF Indication Parameter Error
DTC 01-E2 ON / OFF Indication Parameter Error DESCRIPTION DTC No. DTC Detection Condition Trouble Area 01-E2 The signal for ON/OFF control from the master device has a problem Radio and navigation assembly INSPECTION PROCEDURE HINT: After the insp ...

System description
1. GENERAL  In conjunction with impact absorbing structure for a frontal collision, the SRS (Supplemental Restraint System) driver airbag and front passenger airbag were designed to supplement seat belts in the event of a frontal collision in order to help reduce shock to the head ...

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