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:
Clock assy
Replacement
1. Remove console panel upper
2. Remove heater control knob
3. Remove instrument cluster finish panel
4. Remove clock assy
Using a screwdriver, disengage the 4 claws, remove the
clock as shown in the illustration.
Hint:
tape the screwdriver tip before use. ...
Temporarily engaged gear steps selection mode in the D position
To drive in temporary gear steps selection mode, operate the “-” and “+” paddle
shift switches. The gear steps can then be selected by operating the “-” and “+”
paddle shift switches. By selecting gear step using paddle shift switches, you can
control engine braking forces.
1 ...
Battery
Check the battery as follows.
■ Battery exterior
Make sure that the battery terminals are not corroded and that there are no
loose connections, cracks, or loose clamps.
1 Terminals
2 Hold-down clamp
■Before recharging
When recharging, the battery produces hydrogen gas which is ...