Toyota Corolla (E120): Ecm power source circuit
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Circuit description
In the diagram below, when the engine is cranked, current flows from terminal
st2 of the ignition switch to
the starter relay coil and also current flows to terminal sta of the ecm (sta
signal).
When the sta signal and ne signal are input to the ecm, tr is turned on, current
flows to the c ...
Brake
Preparation
Sst
Recomended tools
Equipment
Lubricant
...
Valve clearance
Adjustment
1. Remove cylinder head cover no.2
Remove the 2 nuts, 2 clips and cylinder head cover.
2. Disconnect engine wire
Remove the 5 clamps from the 5 clamp brackets.
Disconnect the 4 ignition coil connectors.
Remove the bolt and nut installing the engine wire ...