Toyota Corolla (E120): Diagnostic trouble code chart

Pre–check

Terminals of ecu

Other materials:

Initialization
1. Reset memory Caution: perform the reset memory (at initialization) when replacing the automatic transaxle assy, engine assy or ecm. Notice: hand–held tester only Turn the ignition switch off.  connect the hand–held tester to the dlc3.  turn the ignition switch to th ...

Inspection procedure
1 Check d squib circuit(airbag sensor assy center – horn button assy) Disconnect the negative (–) terminal cable from the battery, and wait at least for 90 seconds.  disconnect the connector between the airbag sensor assy center and the horn button assy.  for the black ...

Basic repair hint
(A) hints on operations 1 Looks Always wear a clean uniform. Hat and safety shoes must be worn. 2 Vehicle protection Set a grill cover, fender cover, seat cover and floor mat before starting the operation. 3 Safe ...