Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Sfi system / Engine coolant temp. Circuit
range/performance problem / Inspection procedure
Toyota Corolla (E120): Inspection procedure
Hint
:
- if dtcs p0115, p0116, p0117, p0118 and p0125 are output simultaneously, the engine coolant temperature sensor circuit may be open or short. Perform the troubleshooting of dtc p0115, p0117 or p0118 first.
- Read freeze frame data using the hand-held tester or the obd ii scan tool. Freeze frame data records the engine conditions when a malfunction is detected. When troubleshooting, it is useful for determining whether the vehicle was running or stopped, the engine was warmed up or not, the air–fuel ratio was lean or rich, etc. At the time of the malfunction.
Replace engine coolant temperature sensor
Other materials:
Stopping
► Automatic transmission or continuously
variable transmission
1 With the shift lever in D, depress the brake pedal.
2 If necessary, set the parking brake.
If the vehicle is to be stopped for an extended period of time, shift the shift
lever to P or N. (, 174, 176) ► Manual ...
Inspection procedure
1 Check p/t squib(lh) circuit(airbag sensor assy center – front seat
outer belt assy lh)
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 seat belt pretensio ...
Replacement
Hint:
installation is according to the reverse order of the removal.
1. Remove fr wiper arm rh
2. Remove fr wiper arm lh
3. Remove hood to cowl top seal
4. Remove cowl top ventilator louver lh
5. Remove cowl top ventilator louver rh
6. Remove front door weatherstrip rh
7. Remove front ...


