Toyota Corolla (E120) 2002–2008 Repair Manual / Introduction / How to troubleshoot ecu controlled
systems / Problem symptoms table
Toyota Corolla (E120): Problem symptoms table
The suspected circuits or parts for each problem symptom are shown in the table below. Use this table to troubleshoot the problem when a normal code is displayed in the diagnostic trouble code chart but the problem is still occurring. Numbers in the table indicate the order in which the circuits or parts should be checked.
Hint: when the problem is not detected by the diagnostic system even though the problem symptom is present, it may be that the problem is occurring outside the detection range of the diagnostic system.

Other materials:
Selecting, fast-forwarding and reversing tracks/files/songs
■ Selecting a track/file/song
Press the “∧” or “∨” button on “SEEK/TRACK” or turn the “TUNE/ SCROLL” knob
to select the desired track/file/song number.
To fast-forward or reverse, press and hold the “∧” or “∨” button on “SEEK/TRACK”.
...
Starting the engine
1 Continuously variable transmission: Ensure that the shift lever is in P and
depress the brake pedal.
Manual transmission: Shift the shift lever to N and depress the clutch pedal.
2 Touch the Toyota emblem side of the electronic key to the engine switch.
When the electronic key is detected, a ...
Removal & installation and disassembly & reassembly
1. Remove oxygen sensor
Remove a clip and tear off the floor mat.
disconnect a oxygen sensor connector.
Remove the oxygen sensor.
2. Remove tail pipe assy
Remove 2 bolts, 2 springs and tail pipe assy.
3. Remove floor panel brace front
Remove 2 nuts and the ...


