Toyota Corolla (E120) 2002–2008 Repair Manual / Emission control
Toyota Corolla (E120): Emission control
- Emission control system
- Engine assembly
- Fan and generator v belt
- Valve clearance
- Partial engine assy
- Chain sub–assy
- Camshaft
- Cylinder head gasket
- Timing gear cover oil seal
- Engine rear oil seal
- Cylinder head assy
- Cylinder block assy
Other materials:
Inspection procedure
1 Check side squib(rh) circuit(airbag sensor assy center – front
seat airbag assy rh)
Disconnect the negative (–) terminal cable from the battery,
and wait at least for 90 seconds.
disconnect the connectors between the airbag sensor
assy center and the front seat airbag assy ...
Inspection procedure
1 Check ignition or starter switch assy
Check the ignition switch, as shown in the illustration and
table.
Standard:
2 Check fuse (ecu–b)
Remove the fuse from the instrument panel j/b.
check the continuity of the fuse.
Standard: continuity
3 Check relay (m ...
Terminals of ecu
Oscilloscope wave (*1)
Hint:
terminal: od – gnd
gauge set: 5 v / div, 50 ms / div
condition: during cruise control driving o/d switch on.
...


