Toyota Corolla (E120) 2002–2008 Repair Manual / Introduction / How to troubleshoot ecu controlled
systems
Toyota Corolla (E120): How to troubleshoot ecu controlled systems
- General information
- How to proceed with troubleshooting
- Customer problem analysis
- Symptom confirmation and diagnostic trouble code
- Symptom simulation
- Diagnostic trouble code chart
- Problem symptoms table
- Circuit inspection
- Electronic circuit inspection procedure
Other materials:
Seat belt pretensioners (front seats)
The pretensioners help the seat belts to quickly restrain the occupants by retracting
the seat belts when the vehicle is subjected to certain types of severe frontal
or side collision.
The pretensioners do not activate in the event of a minor frontal impact, a minor
side impact, a rear impact ...
Front differential oil seal (atm)
Replacement
1. Remove front wheels
2. Remove engine under cover rh
3. Remove engine under cover lh
4. Drain automatic transaxle fluid
remove the drain plug, gasket and drain atf.
install a new gasket and drain plug.
Torque: 17.5 Nvm (178 Kgf·cm, 13 ft·lbf)
5. Remove fron ...
Basic inspection
Resistance measuring condition of electronic parts
unless stated, all resistance is measured at an ambient
temperature of 20 c (68 °F). As the resistance
may be outside the specifications if measured at high temperatures
immediately after
the vehicle has been running, measu ...