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:
Inspection
1. Cooler thermistor no.1
Check resistance between terminals 1 and 2 of cooler
thermistor no. 1 At each temperature, as shown in the
chart.
Resistance:
If resistance value is not as specified, replace the sensor.
2. Cooler and accessory assy
Inspect blower switch contin ...
Cigarette lighter assy
Replacement
Hint: components:
1. Remove floor shift shift lever knob sub–assy (m/t transaxle)
2. Remove console panel upper
3. Remove cigarette lighter cover
Disengage the 2 claws and remove the cigarette lighter
cover.
4. Remove cigarette lighter assy
Turn the socket in ...
Changing the passkey
1 Select “Passkey” using . 2 Input
a 4 to 8-digit passkey using .
Input the number 1 digit at a time.
3 When the entire number to be registered as a passkey has been input, press
again.
If the passkey to be registered has 8 digits, pressing
again is not necessary. ...