Toyota Corolla (E120): Diagnostic trouble code chart

Pre–check

Terminals of ecu

Other materials:

System description
The ecm uses signals from the vehicle speed sensor and crankshaft position sensor to detect the actual gear position (1st, 2nd, 3rd or o/d gear). Then the ecm compares the actual gear with the shift schedule in the ecm memory to detect the mechanical trouble of the shift solenoid valves, th ...

Bluetooth® (Multimedia system)
Bluetooth® ■When using the Bluetooth® audio system ●In the following conditions, the system may not function. • If the portable audio player is turned off • If the portable audio player is not connected • If the portable audio player’s battery is low ●There may be a ...

Inspection procedure
1 Check side squib(rh) circuit(airbag sensor assy center – front seat airbag assy rh) Disconnect the negative (–) terminal cable from the battery, and wait at least for 90 seconds. disconnect the connectors between the front seat airbag assy (rh) and the airbag sensor assy center. ...