Toyota Corolla (E120): Diagnostic trouble code chart

Pre–check

Terminals of ecu

Other materials:

Malfunction in tachometer
Wiring diagram Inspection procedure Check output value of ecm.  Connect the hand–held tester to dlc3. Turn the ignition switch to on and push the hand–held tester main switch on.  Select the data list mode on the hand–held tester. 2 Inspect combinatio ...

Inspection procedure
Hint: hand–held tester only: narrowing down the trouble area is possible by performing ”a/f control” active test (heated oxygen sensor or other trouble areas can be distinguished).  perform active test using hand–held tester (a/f control). Hint: ”a/f control” is the act ...

Replacement
Hint: installation is in the reverse order of the removal. But the installation is indicated only when it has a point. 1. Remove luggage compartment door cover 2. Remove rear spoiler  remove the 2 screws.  disconnect the wire harness connector.  put protective tape. &nb ...