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:
AHB (Automatic High Beam)
The Automatic High Beam
uses a front camera located
on the upper portion of the
windshield to detect the
brightness of the lights of
vehicles ahead, streetlights,
etc., and automatically
changes the head
lights between the high
beams and low beams.
WARNING
■For safe use
Do not overly rely on the A ...
Content of driving information
■ Display items
Fuel economy
Eco Driving Indicator/Driving
range
■ Fuel economy
Use the displayed values as a reference
only.
Current fuel consumption
Displays instantaneous current fuel
consumption.
Average fuel economy (after
reset)
To reset the average fuel economy
display, press ...
Circuit description
In the diagram below, when the engine is cranked, current flows from terminal
st2 of the ignition switch to
the starter relay coil and also current flows to terminal sta of the ecm (sta
signal).
When the sta signal and ne signal are input to the ecm, tr is turned on, current
flows to the c ...