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:
Torque converter clutch and drive plate (atm)
Inspection
1. Inspect torque converter clutch assy
Inspect the one–way clutch.
Set sst into the inner race of the one–way clutch.
Sst 09350–32014 (09351–32010)
set sst so that it fits in the notch of the converter
hub and outer race of the one–way clutch.
...
Communication system
Horn system
Location
Problem symptoms table
Inspection
1. Inspect low pitched horn assy
Connect the positive (+) lead from the battery to the terminal
and the negative (–) lead to the horn body, and check
that the horn blows.
If the result is not as specified, replace the ...
Using the steering wheel switches
The steering wheel switches can be used to operate a connected cellular phone
or portable digital audio player (portable player).
Operating a Bluetooth® phone using the steering wheel switches
1 Volume
The voice guidance volume cannot be adjusted using these buttons.
2 Off-hook switch
Turns ...


