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:
Overhaul
1. Drain clutch fluid
2. Disconnect clutch release cylinder to flexible hose tube
Using sst, disconnect the flexible hose tube.
Sst 09023–00100
Hint:
use a container to catch the fluid.
3. Remove clutch release cylinder assy
Remove the 3 bolts, clutch release cylinder assy ...
Floor shift cable transmission control shift
Replacement
Hint: components:
1. Remove air conditioner unit assy
Hint:
refer to the instructions for removal of the air conditioner unit assy.
2. Separate air bag sensor assy center
remove the 3 bolts, separate the airbag sensor assy center.
3. Remove exhaust pipe assy
4. Remo ...
Inspection procedure
1 Check d squib circuit(airbag sensor assy center – horn button
assy)
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 horn button assy.
connect the ...


