Toyota Corolla (E120): Problem symptoms table

Hint

: if a normal code is displayed during the dtc check but the trouble still occurs, check the circuits for each symptom in the order given in the charts on the following pages and proceed to the page given for troubleshooting.

The matrix chart is divided into 3 chapters.

  • If the instruction ”proceed to next circuit inspection shown on matrix chart” is given in the flow chart for each circuit, proceed to the circuit with the next highest number in the table to continue the check.
  • If the trouble still occurs even though there are no abnormalities in any of the other circuits, then check and replace the ecm.

Chapter 1: electronic circuit matrix chart

*1: W/ cruise control

*1: W/ cruise control

Chapter 2: on–vehicle repair

( : a245e/a246e automatic transaxle repair manual pub. No. Rm941u)

Chapter 3: off–vehicle repair

Chapter 3: off–vehicle repair

( : a245e/a246e automatic transaxle repair manual pub. No. Rm941u)

Park/neutral switch input circuit

    Share this page:

    Other materials:

    General information
    There are many ecu controlled systems used in the corolla. In general, ecu controlled system are considered to be very intricate and require a high level of technical knowledge and expert skill to troubleshoot. The fact is, however, that if you proceed by inspecting the circuits one by one, ...

    Eco Driving Indicator Light customization (except vehicles with a manual transmission)
    Eco Driving Indicator Light can be activated or deactivated. 1 While the odometer is being displayed, press and hold the “DISP” switch to display the Eco Driving Indicator Light customization screen. 2 Press the “DISP” switch to set Eco Driving Indicator Light to on or off. 3 Press and ...

    Wireless remote control/electronic key battery
    Replace the battery with a new one if it is depleted. You will need the following items: ● Flathead screwdriver ● Small flathead screwdriver ● Lithium battery CR2016 (vehicles without a smart key system), or CR2032 (vehicles with a smart key system) Replacing the battery &# ...