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:
Key confinement prevention function does not work
properly (unlock warning switch circuit)
Circuit description
The unlock warning switch turns on when the key is inserted in the ignition
key cylinder and the door courtesy
switch turns on when the driver’s door is opened, and the integration relay
monitors both switches conditions.
According to these switches conditions, the int ...
Inspection procedure
1 Inspect transmission wire(sl)
Disconnect the transmission wire connector from the
transaxle.
measure the resistance according to the value(s) in the
table below.
Standard:
2 Check harness and connector(transmission wire – ecm)
Connect the transmission wire c ...
The ambient temperature does not display
Wiring diagram
Inspection procedure
1 Inspect outer ambient temperature sensor
Remove cooler (ambient temp. Sensor) thermistor.
measure resistance between terminals 1 and 2 of cooler
(ambient temp. Sensor) thermistor connector at each temperature.
Resistance:
at 0 c (0 f) ...