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:

    Precaution
    1. Handling precautions on steering system  care must be taken when replacing parts. Incorrect replacement may affect the performance of the steering system and result in a driving hazard. 2. Handling precautions on srs airbag system  the vehicle is equipped with srs (suppl ...

    Locking the doors from the outside without a key
    1 Move the inside lock button to the lock position. 2 Close the door. ► Vehicles without a smart key system The door cannot be locked if either of the front doors is open and the key is in the engine switch. ► Vehicles with a smart key system The door cannot be locked if the engin ...

    Inspection procedure
    1 Inspect dlc3 terminal voltage Turn the ignition switch to on.  measure voltage between terminals 13 (tc) and 4 (cg) of dlc3. Ok: voltage: 10 – 16 v 2 Check harness and connector(between cruise control ecu assy and dlc3) Check for open and short circuit in harness ...