Caution:
Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.



Ignition switch
InspectionThermostat
Components
Removal
Remove no. 1 Engine under cover
Drain engine coolant (see page co-6)
Remove radiator support opening cover
Disconnect no. 2 Radiator hose
Remove water inlet
Remove the 2 nuts and disconnect the water inlet
from the cylinder block.
Remove thermostat
...
Installation
Install drive plate sub-assembly
Clean the 8 bolts and 8 bolt holes.
Apply adhesive to 2 or 3 threads of the 8 bolts.
Adhesive:
Toyota genuine adhesive 1342, three bond
1342 or equivalent
Using sst, hold the crankshaft.
Sst 09213-54015 (91651-60855), 09330-00021
Instal ...
Terminals of ecm
Check ecm
Disconnect the a9 and b30 connectors.
Measure the voltage and resistance of the wire
harness side connectors.
If the result is not as specified, there may be a
malfunction on the wire harness side. ...