Toyota Corolla (E120): Customer problem analysis

Hint

:

  • in troubleshooting, the problem symptoms must be confirmed accurately, meaning that all preconceptions must be set aside in order to make an accurate judgement. To ascertain what the problem symptoms are, it is extremely important to ask the customer about the problem and conditions when it occurred.
  • The following 5 items are important points in the problem analysis. Past problems which are thought to be unrelated and the repair history, etc. May also help in some cases. Therefore, as much information as possible should be gathered and its relationship with the problem symptoms should be correctly ascertained for use as reference in troubleshooting. A customer problem analysis table is provided for your use in the diagnostics section for each system.

(Sample) supplemental restraint system check sheet.

(Sample) supplemental restraint system check sheet.

Symptom confirmation and diagnostic trouble code

    Share this page:

    Other materials:

    Message Settings
    1 Display the “Phone/Message Settings” screen. 2 Select “Messaging Settings”. 3 Select the desired item to be set. 1 Set automatic message transfer on/off. 2 Set automatic message readout on/off. 3 Set the SMS/MMS notification popup on/off. 4 Set the e-mail notification popup on/off. 5 ...

    Receiving a call
    When a call is received, the following screen is displayed together with a sound. To answer the phone Press the switch on the steering wheel or select . To refuse a call Press the switch on the steering wheel or select . To adjust the incoming call volume Turn the “PWR/VOL” knob. ...

    Inspection procedure
    Hint: if dtcs p0115, p0116, p0117, p0118 and p0125 are output simultaneously, the engine coolant temperature sensor circuit may be open or short. Perform the troubleshooting of dtc p0115, p0117 or p0118 first. Read freeze frame data using the hand-held tester or the obd ii scan to ...