Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / ABS with EBD system / Problem symptoms table
Toyota Corolla (E120): Problem symptoms table
If a normal code is displayed during the dtc check but the problem still occurs, check the circuits for each problem symptom in the order given in the table below and proceed to the relevant troubleshooting page.
Notice
: when replacing skid control ecu, sensor or etc., Turn the ignition switch to off.

Other materials:
Cassette tape cannot be inserted or played
Wiring diagram
Inspection procedure
1 Check for any foreign object
Check for any foreign object.
Check that no foreign object or defect is detected in the cassette
tape player of radio receiver
assembly.
Standard: no foreign object and defect detected.
2 Check cassett ...
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 connectors between the airbag sensor
assy center and the horn button assy.
connect the ...
Circuit description
Refer to dtc p0120
Dtc no.
Dtc detection condition
Trouble area
P0121
The following condition is met 4 times. After the vehicle speed
has exceeded 19 mph (30 km/h) once, the throttle position
sensor output value is out of normal range when the throttle
...


