Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Combination meter / How to proceed with troubleshooting
Toyota Corolla (E120): How to proceed with troubleshooting
1 Vehicle brought to workshop

2 Customer problem analysis

3 Problem symptom confirmation

4 Circuit inspection

5 Repair or replace

6 Confirmation test

7 End
Customer problem analysis check

Other materials:
Wiring diagram
1 Inspect terminal voltage(pi)
(a) turn
Turn the ignition switch to on.
measure voltage between terminal 5 (pi) of cruise control
ecu assy and body ground, when the cruise control main
switch button is on and off.
Ok:
2 Inspect combination meter assy
3 Check harn ...
Circuit description
The airbag sensor assy center consists of a airbag sensor assy center, safing
sensor, drive circuit, diagnosis
circuit and ignition control, etc.
It receives signals from the airbag sensor, judges whether or not the srs must
be activated, and detects
diagnosis system malfunction.
Dtc b11 ...
Manual transaxle oil
On–vehicle inspection
1. Inspect transaxle oil
Stop the vehicle on the level place.
remove the transmission filler plug and gasket.
check that the oil surface is within 5 mm (0.20 In.) From the
lowest position of the inner surface of the transmission filler
plug openin ...


