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:
Overhaul
Hint: component:
1. Discharge refrigerant from refrigeration system
sst 07110–58060 (07117–58080, 07117–58090, 07117–78050, 07117–88060,
07117–88070,
07117–88080)
2. Disconnect cooler refrigerant suction hose no.1
Install sst to piping clamp.
Sst 09870–00015
Hint ...
Cruise control system
On–vehicle inspection
1. Check play of accelerator auto drive cable assy
Push the wire into the cable so as not to move the throttle
link and put a mark on the position shown in the illustration.
Pull the wire and check the moved distance of the mark.
2. Adjust play in acce ...
Overhaul
1. Remove oil pump relief valve
Remove the oil pump relief valve plug, oil pump relief
valve spring and oil pump relief valve.
Oil pump relief valve plug
oil pump relief valve spring
oil pump relief valve
2. Inspect oil pump assy
Remove 3 screws and o ...