Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / ABS with EBD system / Brake warning light circuit / Circuit description
Toyota Corolla (E120): Circuit description
If the ecu detects trouble, it lights the brake warning light at the same time of prohibiting abs control. At this time, the ecu records a dtc in memory.
Connect terminals tc and cg of the dlc3 to make the brake warning light blink and output the dtc.
Wiring diagram

Other materials:
Air conditioning controls
■ Adjusting the temperature setting
To adjust the temperature setting, turn
clockwise to increase the temperature
and turn counterclockwise to decrease
the temperature.
■ Fan speed setting
Press “>” on to increase the fan
speed.
Press “<” on to decrease the ...
Basic inspection
When the malfunction is not confirmed in the dtc check, troubleshooting
should be carried out in all the
possible circuits considered as causes of the problem. In many cases, by
carrying out the basic engine check
shown in the following flowchart, the location causing the problem can be found ...
Circuit description
While driving uphill with cruise control activated, in order to minimize gear
shifting and provide smooth cruising
overdrive may be prohibited temporarily under some conditions.
The cruise control ecu sends o/d cut signals to the ecm as necessary and the ecm
cancels overdrive
shifting until ...


