Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Sfi system / Diagnostic trouble code chart
Toyota Corolla (E120): Diagnostic trouble code chart
Hint
: as for the vehicle for mexico, refer to repair manual 2003 corolla (pub. No. Rm938u).
Parameters listed in the chart may not be exactly the same as your readings due to the type of instrument or other factors.
If a malfunction code is displayed during the dtc check in the check mode, check the circuit for the codes listed in the table below. For details of each code, refer to the ’’’’ under the respective ’’dtc no.’’ In the dtc chart.





*1: ” ○” ... Mil is illuminated, ”—” ... Mil is not illuminated.
*2: Mil is illuminated or blinks *3: this dtc is indicate a malfunction related to primary circuit.
Other materials:
Circuit description
The p/t squib (lh) circuit consists of the airbag sensor assy center and seat
belt pretensioner (lh).
It causes the srs to deploy when the srs deployment conditions are satisfied.
Dtc b0135/73 is recorded when a short is detected in the p/t squib (lh) circuit.
Wiring diagram
...
Initialization
Select “Initialize” using .
● Initializing the sound settings
Select “Sound setting” using and press
(YES).
For details about sound settings: ● Initializing the device information
Select “Car Device Info” using and
press (YES).
Automatic connection of a portable ...
Circuit description
In the diagram below, when the engine is cranked, current flows from terminal
st2 of the ignition switch to
the starter relay coil and also current flows to terminal sta of the ecm (sta
signal).
When the sta signal and ne signal are input to the ecm, tr is turned on, current
flows to the c ...


