Toyota Corolla (E120): Diagnostic trouble code chart

Pre–check

Terminals of ecu

Other materials:

Road test
1. Problem symptom confirmation Taking into consideration the results of the customer problem analysis, try to reproduce the symptoms of the trouble. If the problem is that the transaxle does not shift up, shift down, or the shift point is too high or too low conduct the following road ...

Inspection procedure
Hint: the switch described in this text is a switch for transmitting signals which is built in the door control transmitter. 1 Check wireless door lock control functions Normal 2 Replace transmitter battery with normal one After replacing the transmitter battery with a new or normal o ...

Ecm (1zz–fe)
Replacement 1. Disconnect battery negative terminal 2. Remove glove compartment door assy 3. Remove ecm Remove the 2 clips using a clip remover. Then, open the cover. Disconnect the 4 ecm connectors.  remove the wire harness from the wire harness clamp. Remove the 2 ...