Toyota Corolla (E120): Precaution
1. Check that the battery cables are connected to the correct terminals.
2. Disconnect the battery cables when the battery is given a quick charge.
3. Do not perform tests with a high voltage insulation resistance tester.
4. Never disconnect the battery while the engine is running.
5. Check that the charging cable is tightened on terminal b of the alternator and the fuse box.
6. Do not check whether the alternator generates or not with connecting terminal f to other terminal.
Other materials:
Circuit description
Refer to dtc p0130
Dtc no.
Dtc detecting condition
Trouble area
P0134
After engine is warmed up, heated oxygen sensor (bank 1
sensor 1) output does not indicate rich (greater than 0.45 V)
even once when conditions (a), (b), (c), (d) and (e) continue for
...
Checking and replacing fuses
If any of the electrical components
do not operate, a
fuse may have blown. If this
happens, check and replace
the fuses as necessary.
Checking and replacing
fuses
1. Turn the engine switch off.
2. Open the fuse box cover.
Engine compartment: type A
fuse box
Push the tabs in and lift the lid off.
E ...
Source voltage drop
The srs is equipped with a voltage–increase circuit (dc–dc converter) in the
airbag sensor assy center
in case the source voltage drops.
When the battery voltage drops, the voltage–increase circuit (dc–dc converter)
functions to increase the
voltage of the srs to normal voltage.
...


