Toyota Corolla (E120): Circuit description
The integration relay receives a switch signal from the master switch, door lock control switch or the driver’s door key and then drives the door lock motor.
Wiring diagram

Other materials:
Circuit description
Hint:
these dtcs indicate a malfunction related to the primary circuit.
If dtc p0351 is displayed, check the no.1 Ignition coil with igniter
circuit.
If dtc p0352 is displayed, check the no.2 Ignition coil with igniter
circuit.
If dtc p0353 is displayed, check the no.3 Ignition coil ...
Selecting wheel set (vehicles
with a tire pressure
warning system)
Your vehicle is equipped with a
tire pressure warning system
with a function to register two
sets of ID codes. This allows for
registration of a second wheel
set, for example a winter set.
The wheel set can be changed
only if a second wheel set has
been registered to the system. If
a second wheel s ...
What to do if... (Troubleshooting)
If there is a problem with the hands-free system or a Bluetooth® device, first
check the table below.
► When using the hands-free system with a
Bluetooth® device
► When registering/connecting a cellular
phone
► When making/receiving a call
► When using the p ...


