Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Electronic controlled automatic transaxle / Brake switch ”b” circuit high / Inspection procedure
Toyota Corolla (E120): Inspection procedure
1 Inspect stop lamp switch assy
2 Check harness and connector(stop lamp switch assy – ecm)
- Install the stop lamp switch assy.
- disconnect the ecm connector.
- measure the voltage according to the value(s) in the table below when the brake pedal is depressed and released.
Standard:
Replace ecm
Other materials:
System description
The ecm uses signals from the vehicle speed sensor and crankshaft position
sensor to detect the actual
gear position (1st, 2nd, 3rd or o/d gear).
Then the ecm compares the actual gear with the shift schedule in the ecm memory
to detect the mechanical
trouble of the shift solenoid valves, th ...
Content of driving information
■ Display items
Speedometer display/Driving
range
Fuel economy
Eco Driving Indicator/Driving
range
■ Speedometer display/Driving
range
Speedometer display
Driving range
Displays driving range with remaining
fuel. Use the displayed values
as a reference only.
This distance is computed ...
Check dlc3
The vehicle’s ecm uses the iso 9141–2 for communication
protocol. The terminal arrangement of the dlc3 complies
with sae j1962 and matches the iso 9141–2 format.
Hint:
if the display shows unable to connect to vehicle
when you have connected the cable of the obd ii scan tool or
the h ...