Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Electronic controlled automatic transaxle / O/d cancel signal circuit / Circuit description
Toyota Corolla (E120): 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 these signals are discontinued.
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.
...
Changing engine switch modes
Modes can be changed by pressing the engine switch with the brake pedal (continuously
variable transmission) or clutch pedal (manual transmission) released. (The mode
changes each time the switch is pressed.)
► Vehicles without a multi-information display
Off*
The emergency flashers ca ...
Turning on light switch does not light up night time
illumination of radio receiver
Wiring diagram
Inspection procedure
1 Inspect radio receiver assy(ill+, ill–)
Check that the voltage between terminals at each condition,
as shown in the chart.
Standard:
Repair or replace harness or connector ...


