Toyota Corolla (E120): Inspection procedure
Hint
: read freeze frame data using the hand-held tester or the obd ii scan tool. Freeze frame data records the engine conditions when a malfunction is detected. When troubleshooting, it is useful for determining whether the vehicle was running or stopped, the engine was warmed up or not, the air–fuel ratio was lean or rich, etc. At the time of the malfunction.
1 Check other dtc output(in addition p0121)
- Connect the hand–held tester or the obd ii scan tool to the dlc3.
- turn the ignition switch on and push the hand–held tester or the obd ii scan tool main switch on.
- select the item ”diagnosis / enhanced obd ii / dtc info / current codes”.
- read the dtcs.
Result:

Hint
: if any other codes besides p0121 is output, perform the troubleshooting for those dtcs first.


Go to relevant dtc chart
Other materials:
Driving
► Automatic transmission or continuously
variable transmission
1 With the brake pedal depressed, shift the shift lever to D.
(, 174, 176)
2 Release the parking brake.
3 Gradually release the brake pedal and gently depress the accelerator pedal to
accelerate the vehicle.
► ...
Playing audio CDs and MP3/WMA discs
CD player operation
Insert a disc or press to begin
listening to a disc.
1 Power
2 Volume
3 Eject a disc
4 Repeat play
5 Random playback 6 Select a track/file or display
track/folder list
7 Displays text message
8 Playback
9 Select a folder (MP3/WMA discs only), fast-forward or revers ...
Replacement
Hint:
installation is according to the reverse order of the removal.
1. Remove fr wiper arm rh
2. Remove fr wiper arm lh
3. Remove hood to cowl top seal
4. Remove cowl top ventilator louver lh
5. Remove cowl top ventilator louver rh
6. Remove front door weatherstrip rh
7. Remove front ...


